Material Measurement Laboratory

<!DOCTYPE html> <html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# "> <head><script type="text/javascript" src="/_static/js/bundle-playback.js?v=HxkREWBo" charset="utf-8"></script> <script type="text/javascript" src="/_static/js/wombat.js?v=txqj7nKC" charset="utf-8"></script> <script>window.RufflePlayer=window.RufflePlayer||{};window.RufflePlayer.config={"autoplay":"on","unmuteOverlay":"hidden"};</script> <script type="text/javascript" src="/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("https://www.nist.gov/mml","20240205000142","https://web.archive.org/","web","/_static/", "1707091302"); </script> <link rel="stylesheet" type="text/css" href="/_static/css/banner-styles.css?v=S1zqJCYt" /> <link rel="stylesheet" type="text/css" href="/_static/css/iconochive.css?v=3PDvdIFv" />  <meta charset="utf-8"/><script type="text/javascript">(window.NREUM||(NREUM={})).init={ajax:{deny_list:["bam.nr-data.net"]}};(window.NREUM||(NREUM={})).loader_config={licenseKey:"37b7ccb661",applicationID:"1089704227"};;/*! For license information please see nr-loader-rum-1.251.1.min.js.LICENSE.txt */ (()=>{var e,t,r={234:(e,t,r)=>{"use strict";r.d(t,{P_:()=>v,Mt:()=>b,C5:()=>s,DL:()=>w,OP:()=>S,lF:()=>T,Yu:()=>x,Dg:()=>m,CX:()=>c,GE:()=>_,sU:()=>R});var n=r(8632),i=r(9567);const o={beacon:n.ce.beacon,errorBeacon:n.ce.errorBeacon,licenseKey:void 0,applicationID:void 0,sa:void 0,queueTime:void 0,applicationTime:void 0,ttGuid:void 0,user:void 0,account:void 0,product:void 0,extra:void 0,jsAttributes:{},userAttributes:void 0,atts:void 0,transactionName:void 0,tNamePlain:void 0},a={};function s(e){if(!e)throw new Error("All info objects require an agent identifier!");if(!a[e])throw new Error("Info for ".concat(e," was never set"));return a[e]}function c(e,t){if(!e)throw new Error("All info objects require an agent identifier!");a[e]=(0,i.D)(t,o);const r=(0,n.ek)(e);r&&(r.info=a[e])}const u=e=>{if(!e||"string"!=typeof e)return!1;try{document.createDocumentFragment().querySelector(e)}catch{return!1}return!0};var d=r(7056),l=r(50);const f="[data-nr-mask]",g=()=>{const e={mask_selector:"*",block_selector:"[data-nr-block]",mask_input_options:{color:!1,date:!1,"datetime-local":!1,email:!1,month:!1,number:!1,range:!1,search:!1,tel:!1,text:!1,time:!1,url:!1,week:!1,textarea:!1,select:!1,password:!0}};return{feature_flags:[],proxy:{assets:void 0,beacon:void 0},privacy:{cookies_enabled:!0},ajax:{deny_list:void 0,block_internal:!0,enabled:!0,harvestTimeSeconds:10,autoStart:!0},distributed_tracing:{enabled:void 0,exclude_newrelic_header:void 0,cors_use_newrelic_header:void 0,cors_use_tracecontext_headers:void 0,allowed_origins:void 0},session:{domain:void 0,expiresMs:d.oD,inactiveMs:d.Hb},ssl:void 0,obfuscate:void 0,jserrors:{enabled:!0,harvestTimeSeconds:10,autoStart:!0},metrics:{enabled:!0,autoStart:!0},page_action:{enabled:!0,harvestTimeSeconds:30,autoStart:!0},page_view_event:{enabled:!0,autoStart:!0},page_view_timing:{enabled:!0,harvestTimeSeconds:30,long_task:!1,autoStart:!0},session_trace:{enabled:!0,harvestTimeSeconds:10,autoStart:!0},harvest:{tooManyRequestsDelay:60},session_replay:{autoStart:!0,enabled:!1,harvestTimeSeconds:60,sampling_rate:50,error_sampling_rate:50,collect_fonts:!1,inline_images:!1,inline_stylesheet:!0,mask_all_inputs:!0,get mask_text_selector(){return e.mask_selector},set mask_text_selector(t){u(t)?e.mask_selector="".concat(t,",").concat(f):""===t||null===t?e.mask_selector=f:(0,l.Z)("An invalid session_replay.mask_selector was provided. '*' will be used.",t)},get block_class(){return"nr-block"},get ignore_class(){return"nr-ignore"},get mask_text_class(){return"nr-mask"},get block_selector(){return e.block_selector},set block_selector(t){u(t)?e.block_selector+=",".concat(t):""!==t&&(0,l.Z)("An invalid session_replay.block_selector was provided and will not be used",t)},get mask_input_options(){return e.mask_input_options},set mask_input_options(t){t&&"object"==typeof t?e.mask_input_options={...t,password:!0}:(0,l.Z)("An invalid session_replay.mask_input_option was provided and will not be used",t)}},spa:{enabled:!0,harvestTimeSeconds:10,autoStart:!0}}},p={},h="All configuration objects require an agent identifier!";function v(e){if(!e)throw new Error(h);if(!p[e])throw new Error("Configuration for ".concat(e," was never set"));return p[e]}function m(e,t){if(!e)throw new Error(h);p[e]=(0,i.D)(t,g());const r=(0,n.ek)(e);r&&(r.init=p[e])}function b(e,t){if(!e)throw new Error(h);var r=v(e);if(r){for(var n=t.split("."),i=0;i<n.length-1;i++)if("object"!=typeof(r=r[n[i]]))return;r=r[n[n.length-1]]}return r}const y={accountID:void 0,trustKey:void 0,agentID:void 0,licenseKey:void 0,applicationID:void 0,xpid:void 0},A={};function w(e){if(!e)throw new Error("All loader-config objects require an agent identifier!");if(!A[e])throw new Error("LoaderConfig for ".concat(e," was never set"));return A[e]}function _(e,t){if(!e)throw new Error("All loader-config objects require an agent identifier!");A[e]=(0,i.D)(t,y);const r=(0,n.ek)(e);r&&(r.loader_config=A[e])}const x=(0,n.mF)().o;var E=r(385),D=r(6818);const k={buildEnv:D.Re,customTransaction:void 0,disabled:!1,distMethod:D.gF,isolatedBacklog:!1,loaderType:void 0,maxBytes:3e4,offset:Math.floor(E._A?.performance?.timeOrigin||E._A?.performance?.timing?.navigationStart||Date.now()),onerror:void 0,origin:""+E._A.location,ptid:void 0,releaseIds:{},session:void 0,xhrWrappable:"function"==typeof E._A.XMLHttpRequest?.prototype?.addEventListener,version:D.q4,denyList:void 0},j={};function S(e){if(!e)throw new Error("All runtime objects require an agent identifier!");if(!j[e])throw new Error("Runtime for ".concat(e," was never set"));return j[e]}function R(e,t){if(!e)throw new Error("All runtime objects require an agent identifier!");j[e]=(0,i.D)(t,k);const r=(0,n.ek)(e);r&&(r.runtime=j[e])}function T(e){return function(e){try{const t=s(e);return!!t.licenseKey&&!!t.errorBeacon&&!!t.applicationID}catch(e){return!1}}(e)}},9567:(e,t,r)=>{"use strict";r.d(t,{D:()=>i});var n=r(50);function i(e,t){try{if(!e||"object"!=typeof e)return(0,n.Z)("Setting a Configurable requires an object as input");if(!t||"object"!=typeof t)return(0,n.Z)("Setting a Configurable requires a model to set its initial properties");const r=Object.create(Object.getPrototypeOf(t),Object.getOwnPropertyDescriptors(t)),o=0===Object.keys(r).length?e:r;for(let a in o)if(void 0!==e[a])try{Array.isArray(e[a])&&Array.isArray(t[a])?r[a]=Array.from(new Set([...e[a],...t[a]])):"object"==typeof e[a]&&"object"==typeof t[a]?r[a]=i(e[a],t[a]):r[a]=e[a]}catch(e){(0,n.Z)("An error occurred while setting a property of a Configurable",e)}return r}catch(e){(0,n.Z)("An error occured while setting a Configurable",e)}}},6818:(e,t,r)=>{"use strict";r.d(t,{Re:()=>i,gF:()=>o,q4:()=>n});const n="1.251.1",i="PROD",o="CDN"},385:(e,t,r)=>{"use strict";r.d(t,{Nk:()=>d,Tt:()=>s,_A:()=>o,cv:()=>l,iS:()=>a,il:()=>n,ux:()=>c,v6:()=>i,w1:()=>u});const n="undefined"!=typeof window&&!!window.document,i="undefined"!=typeof WorkerGlobalScope&&("undefined"!=typeof self&&self instanceof WorkerGlobalScope&&self.navigator instanceof WorkerNavigator||"undefined"!=typeof globalThis&&globalThis instanceof WorkerGlobalScope&&globalThis.navigator instanceof WorkerNavigator),o=n?window:"undefined"!=typeof WorkerGlobalScope&&("undefined"!=typeof self&&self instanceof WorkerGlobalScope&&self||"undefined"!=typeof globalThis&&globalThis instanceof WorkerGlobalScope&&globalThis),a=Boolean("hidden"===o?.document?.visibilityState),s=/iPad|iPhone|iPod/.test(o.navigator?.userAgent),c=s&&"undefined"==typeof SharedWorker,u=((()=>{const e=o.navigator?.userAgent?.match(/Firefox[/\s](\d+\.\d+)/);Array.isArray(e)&&e.length>=2&&e[1]})(),Boolean(n&&window.document.documentMode)),d=!!o.navigator?.sendBeacon,l=Math.floor(o?.performance?.timeOrigin||o?.performance?.timing?.navigationStart||Date.now())},1117:(e,t,r)=>{"use strict";r.d(t,{w:()=>o});var n=r(50);const i={agentIdentifier:"",ee:void 0};class o{constructor(e){try{if("object"!=typeof e)return(0,n.Z)("shared context requires an object as input");this.sharedContext={},Object.assign(this.sharedContext,i),Object.entries(e).forEach((e=>{let[t,r]=e;Object.keys(i).includes(t)&&(this.sharedContext[t]=r)}))}catch(e){(0,n.Z)("An error occured while setting SharedContext",e)}}}},8e3:(e,t,r)=>{"use strict";r.d(t,{L:()=>d,R:()=>c});var n=r(8325),i=r(1284),o=r(4322),a=r(3325);const s={};function c(e,t){const r={staged:!1,priority:a.p[t]||0};u(e),s[e].get(t)||s[e].set(t,r)}function u(e){e&&(s[e]||(s[e]=new Map))}function d(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"",t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"feature";if(u(e),!e||!s[e].get(t))return a(t);s[e].get(t).staged=!0;const r=[...s[e]];function a(t){const r=e?n.ee.get(e):n.ee,a=o.X.handlers;if(r.backlog&&a){var s=r.backlog[t],c=a[t];if(c){for(var u=0;s&&u<s.length;++u)l(s[u],c);(0,i.D)(c,(function(e,t){(0,i.D)(t,(function(t,r){r[0].on(e,r[1])}))}))}delete a[t],r.backlog[t]=null,r.emit("drain-"+t,[])}}r.every((e=>{let[t,r]=e;return r.staged}))&&(r.sort(((e,t)=>e[1].priority-t[1].priority)),r.forEach((t=>{let[r]=t;s[e].delete(r),a(r)})))}function l(e,t){var r=e[1];(0,i.D)(t[r],(function(t,r){var n=e[0];if(r[0]===n){var i=r[1],o=e[3],a=e[2];i.apply(o,a)}}))}},8325:(e,t,r)=>{"use strict";r.d(t,{A:()=>c,ee:()=>u});var n=r(8632),i=r(2210),o=r(234);class a{constructor(e){this.contextId=e}}var s=r(3117);const c="nr@context:".concat(s.a),u=function e(t,r){var n={},s={},d={},f=!1;try{f=16===r.length&&(0,o.OP)(r).isolatedBacklog}catch(e){}var g={on:h,addEventListener:h,removeEventListener:function(e,t){var r=n[e];if(!r)return;for(var i=0;i<r.length;i++)r[i]===t&&r.splice(i,1)},emit:function(e,r,n,i,o){!1!==o&&(o=!0);if(u.aborted&&!i)return;t&&o&&t.emit(e,r,n);for(var a=p(n),c=v(e),d=c.length,l=0;l<d;l++)c[l].apply(a,r);var f=b()[s[e]];f&&f.push([g,e,r,a]);return a},get:m,listeners:v,context:p,buffer:function(e,t){const r=b();if(t=t||"feature",g.aborted)return;Object.entries(e||{}).forEach((e=>{let[n,i]=e;s[i]=t,t in r||(r[t]=[])}))},abort:l,aborted:!1,isBuffering:function(e){return!!b()[s[e]]},debugId:r,backlog:f?{}:t&&"object"==typeof t.backlog?t.backlog:{}};return g;function p(e){return e&&e instanceof a?e:e?(0,i.X)(e,c,(()=>new a(c))):new a(c)}function h(e,t){n[e]=v(e).concat(t)}function v(e){return n[e]||[]}function m(t){return d[t]=d[t]||e(g,t)}function b(){return g.backlog}}(void 0,"globalEE"),d=(0,n.fP)();function l(){u.aborted=!0,u.backlog={}}d.ee||(d.ee=u)},5546:(e,t,r)=>{"use strict";r.d(t,{E:()=>n,p:()=>i});var n=r(8325).ee.get("handle");function i(e,t,r,i,o){o?(o.buffer([e],i),o.emit(e,t,r)):(n.buffer([e],i),n.emit(e,t,r))}},4322:(e,t,r)=>{"use strict";r.d(t,{X:()=>o});var n=r(5546);o.on=a;var i=o.handlers={};function o(e,t,r,o){a(o||n.E,i,e,t,r)}function a(e,t,r,i,o){o||(o="feature"),e||(e=n.E);var a=t[o]=t[o]||{};(a[r]=a[r]||[]).push([e,i])}},3239:(e,t,r)=>{"use strict";r.d(t,{bP:()=>s,iz:()=>c,m$:()=>a});var n=r(385);let i=!1,o=!1;try{const e={get passive(){return i=!0,!1},get signal(){return o=!0,!1}};n._A.addEventListener("test",null,e),n._A.removeEventListener("test",null,e)}catch(e){}function a(e,t){return i||o?{capture:!!e,passive:i,signal:t}:!!e}function s(e,t){let r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],n=arguments.length>3?arguments[3]:void 0;window.addEventListener(e,t,a(r,n))}function c(e,t){let r=arguments.length>2&&void 0!==arguments[2]&&arguments[2],n=arguments.length>3?arguments[3]:void 0;document.addEventListener(e,t,a(r,n))}},3117:(e,t,r)=>{"use strict";r.d(t,{a:()=>n});const n=(0,r(4402).Rl)()},4402:(e,t,r)=>{"use strict";r.d(t,{Rl:()=>a,ky:()=>s});var n=r(385);const i="xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx";function o(e,t){return e?15&e[t]:16*Math.random()|0}function a(){const e=n._A?.crypto||n._A?.msCrypto;let t,r=0;return e&&e.getRandomValues&&(t=e.getRandomValues(new Uint8Array(30))),i.split("").map((e=>"x"===e?o(t,r++).toString(16):"y"===e?(3&o()|8).toString(16):e)).join("")}function s(e){const t=n._A?.crypto||n._A?.msCrypto;let r,i=0;t&&t.getRandomValues&&(r=t.getRandomValues(new Uint8Array(e)));const a=[];for(var s=0;s<e;s++)a.push(o(r,i++).toString(16));return a.join("")}},7056:(e,t,r)=>{"use strict";r.d(t,{Bq:()=>n,Hb:()=>o,IK:()=>c,oD:()=>i,uT:()=>s,wO:()=>a});const n="NRBA",i=144e5,o=18e5,a={PAUSE:"session-pause",RESET:"session-reset",RESUME:"session-resume",UPDATE:"session-update"},s={SAME_TAB:"same-tab",CROSS_TAB:"cross-tab"},c={OFF:0,FULL:1,ERROR:2}},7894:(e,t,r)=>{"use strict";function n(){return Math.round(performance.now())}r.d(t,{z:()=>n})},50:(e,t,r)=>{"use strict";function n(e,t){"function"==typeof console.warn&&(console.warn("New Relic: ".concat(e)),t&&console.warn(t))}r.d(t,{Z:()=>n})},2825:(e,t,r)=>{"use strict";r.d(t,{N:()=>d,T:()=>l});var n=r(8325),i=r(5546),o=r(3325),a=r(385);const s="newrelic";const c={stn:[o.D.sessionTrace],err:[o.D.jserrors,o.D.metrics],ins:[o.D.pageAction],spa:[o.D.spa],sr:[o.D.sessionReplay,o.D.sessionTrace]},u=new Set;function d(e,t){const r=n.ee.get(t);e&&"object"==typeof e&&(u.has(t)||(Object.entries(e).forEach((e=>{let[t,n]=e;c[t]?c[t].forEach((e=>{n?(0,i.p)("feat-"+t,[],void 0,e,r):(0,i.p)("block-"+t,[],void 0,e,r),(0,i.p)("rumresp-"+t,[Boolean(n)],void 0,e,r)})):n&&(0,i.p)("feat-"+t,[],void 0,void 0,r),l[t]=Boolean(n)})),Object.keys(c).forEach((e=>{void 0===l[e]&&(c[e]?.forEach((t=>(0,i.p)("rumresp-"+e,[!1],void 0,t,r))),l[e]=!1)})),u.add(t),function(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};try{a._A.dispatchEvent(new CustomEvent(s,{detail:e}))}catch(e){}}({loaded:!0})))}const l={}},2210:(e,t,r)=>{"use strict";r.d(t,{X:()=>i});var n=Object.prototype.hasOwnProperty;function i(e,t,r){if(n.call(e,t))return e[t];var i=r();if(Object.defineProperty&&Object.keys)try{return Object.defineProperty(e,t,{value:i,writable:!0,enumerable:!1}),i}catch(e){}return e[t]=i,i}},1284:(e,t,r)=>{"use strict";r.d(t,{D:()=>n});const n=(e,t)=>Object.entries(e||{}).map((e=>{let[r,n]=e;return t(r,n)}))},4351:(e,t,r)=>{"use strict";r.d(t,{P:()=>o});var n=r(8325);const i=()=>{const e=new WeakSet;return(t,r)=>{if("object"==typeof r&&null!==r){if(e.has(r))return;e.add(r)}return r}};function o(e){try{return JSON.stringify(e,i())}catch(e){try{n.ee.emit("internal-error",[e])}catch(e){}}}},3960:(e,t,r)=>{"use strict";r.d(t,{KB:()=>a,b2:()=>o});var n=r(3239);function i(){return"undefined"==typeof document||"complete"===document.readyState}function o(e,t){if(i())return e();(0,n.bP)("load",e,t)}function a(e){if(i())return e();(0,n.iz)("DOMContentLoaded",e)}},8632:(e,t,r)=>{"use strict";r.d(t,{EZ:()=>d,ce:()=>o,ek:()=>u,fP:()=>a,gG:()=>l,h5:()=>c,mF:()=>s});var n=r(7894),i=r(385);const o={beacon:"bam.nr-data.net",errorBeacon:"bam.nr-data.net"};function a(){return i._A.NREUM||(i._A.NREUM={}),void 0===i._A.newrelic&&(i._A.newrelic=i._A.NREUM),i._A.NREUM}function s(){let e=a();return e.o||(e.o={ST:i._A.setTimeout,SI:i._A.setImmediate,CT:i._A.clearTimeout,XHR:i._A.XMLHttpRequest,REQ:i._A.Request,EV:i._A.Event,PR:i._A.Promise,MO:i._A.MutationObserver,FETCH:i._A.fetch}),e}function c(e,t){let r=a();r.initializedAgents??={},t.initializedAt={ms:(0,n.z)(),date:new Date},r.initializedAgents[e]=t}function u(e){let t=a();return t.initializedAgents?.[e]}function d(e,t){a()[e]=t}function l(){return function(){let e=a();const t=e.info||{};e.info={beacon:o.beacon,errorBeacon:o.errorBeacon,...t}}(),function(){let e=a();const t=e.init||{};e.init={...t}}(),s(),function(){let e=a();const t=e.loader_config||{};e.loader_config={...t}}(),a()}},7956:(e,t,r)=>{"use strict";r.d(t,{N:()=>i});var n=r(3239);function i(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=arguments.length>2?arguments[2]:void 0,i=arguments.length>3?arguments[3]:void 0;(0,n.iz)("visibilitychange",(function(){if(t)return void("hidden"===document.visibilityState&&e());e(document.visibilityState)}),r,i)}},3081:(e,t,r)=>{"use strict";r.d(t,{gF:()=>o,mY:()=>i,t9:()=>n,vz:()=>s,xS:()=>a});const n=r(3325).D.metrics,i="sm",o="cm",a="storeSupportabilityMetrics",s="storeEventMetrics"},7633:(e,t,r)=>{"use strict";r.d(t,{t:()=>n});const n=r(3325).D.pageViewEvent},9251:(e,t,r)=>{"use strict";r.d(t,{t:()=>n});const n=r(3325).D.pageViewTiming},5938:(e,t,r)=>{"use strict";r.d(t,{W:()=>i});var n=r(8325);class i{constructor(e,t,r){this.agentIdentifier=e,this.aggregator=t,this.ee=n.ee.get(e),this.featureName=r,this.blocked=!1}}},7530:(e,t,r)=>{"use strict";r.d(t,{j:()=>b});var n=r(3325),i=r(234),o=r(5546),a=r(8325),s=r(7894),c=r(8e3),u=r(3960),d=r(385),l=r(50),f=r(3081),g=r(8632);function p(){const e=(0,g.gG)();["setErrorHandler","finished","addToTrace","addRelease","addPageAction","setCurrentRouteName","setPageViewName","setCustomAttribute","interaction","noticeError","setUserId","setApplicationVersion","start","recordReplay","pauseReplay"].forEach((t=>{e[t]=function(){for(var r=arguments.length,n=new Array(r),i=0;i<r;i++)n[i]=arguments[i];return function(t){for(var r=arguments.length,n=new Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];let o=[];return Object.values(e.initializedAgents).forEach((e=>{e.exposed&&e.api[t]&&o.push(e.api[t](...n))})),o.length>1?o:o[0]}(t,...n)}}))}var h=r(2825);const v=e=>{const t=e.startsWith("http");e+="/",r.p=t?e:"https://"+e};let m=!1;function b(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},b=arguments.length>2?arguments[2]:void 0,y=arguments.length>3?arguments[3]:void 0,{init:A,info:w,loader_config:_,runtime:x={loaderType:b},exposed:E=!0}=t;const D=(0,g.gG)();w||(A=D.init,w=D.info,_=D.loader_config),(0,i.Dg)(e.agentIdentifier,A||{}),(0,i.GE)(e.agentIdentifier,_||{}),w.jsAttributes??={},d.v6&&(w.jsAttributes.isWorker=!0),(0,i.CX)(e.agentIdentifier,w);const k=(0,i.P_)(e.agentIdentifier),j=[w.beacon,w.errorBeacon];m||(k.proxy.assets&&(v(k.proxy.assets),j.push(k.proxy.assets)),k.proxy.beacon&&j.push(k.proxy.beacon),p(),(0,g.EZ)("activatedFeatures",h.T)),x.denyList=[...k.ajax.deny_list||[],...k.ajax.block_internal?j:[]],(0,i.sU)(e.agentIdentifier,x),void 0===e.api&&(e.api=function(e,t){t||(0,c.R)(e,"api");const g={};var p=a.ee.get(e),h=p.get("tracer"),v="api-",m=v+"ixn-";function b(t,r,n,o){const a=(0,i.C5)(e);return null===r?delete a.jsAttributes[t]:(0,i.CX)(e,{...a,jsAttributes:{...a.jsAttributes,[t]:r}}),w(v,n,!0,o||null===r?"session":void 0)(t,r)}function y(){}["setErrorHandler","finished","addToTrace","addRelease"].forEach((e=>{g[e]=w(v,e,!0,"api")})),g.addPageAction=w(v,"addPageAction",!0,n.D.pageAction),g.setCurrentRouteName=w(v,"routeName",!0,n.D.spa),g.setPageViewName=function(t,r){if("string"==typeof t)return"/"!==t.charAt(0)&&(t="/"+t),(0,i.OP)(e).customTransaction=(r||"https://web.archive.org/web/20240205000142/http://custom.transaction")+t,w(v,"setPageViewName",!0)()},g.setCustomAttribute=function(e,t){let r=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if("string"==typeof e){if(["string","number","boolean"].includes(typeof t)||null===t)return b(e,t,"setCustomAttribute",r);(0,l.Z)("Failed to execute setCustomAttribute.\nNon-null value must be a string, number or boolean type, but a type of <".concat(typeof t,"> was provided."))}else(0,l.Z)("Failed to execute setCustomAttribute.\nName must be a string type, but a type of <".concat(typeof e,"> was provided."))},g.setUserId=function(e){if("string"==typeof e||null===e)return b("enduser.id",e,"setUserId",!0);(0,l.Z)("Failed to execute setUserId.\nNon-null value must be a string type, but a type of <".concat(typeof e,"> was provided."))},g.setApplicationVersion=function(e){if("string"==typeof e||null===e)return b("application.version",e,"setApplicationVersion",!1);(0,l.Z)("Failed to execute setApplicationVersion. Expected <String | null>, but got <".concat(typeof e,">."))},g.start=e=>{try{const t=e?"defined":"undefined";(0,o.p)(f.xS,["API/start/".concat(t,"/called")],void 0,n.D.metrics,p);const r=Object.values(n.D);if(void 0===e)e=r;else{if((e=Array.isArray(e)&&e.length?e:[e]).some((e=>!r.includes(e))))return(0,l.Z)("Invalid feature name supplied. Acceptable feature names are: ".concat(r));e.includes(n.D.pageViewEvent)||e.push(n.D.pageViewEvent)}e.forEach((e=>{p.emit("".concat(e,"-opt-in"))}))}catch(e){(0,l.Z)("An unexpected issue occurred",e)}},g.recordReplay=function(){(0,o.p)(f.xS,["API/recordReplay/called"],void 0,n.D.metrics,p),(0,o.p)("recordReplay",[],void 0,n.D.sessionReplay,p)},g.pauseReplay=function(){(0,o.p)(f.xS,["API/pauseReplay/called"],void 0,n.D.metrics,p),(0,o.p)("pauseReplay",[],void 0,n.D.sessionReplay,p)},g.interaction=function(){return(new y).get()};var A=y.prototype={createTracer:function(e,t){var r={},i=this,a="function"==typeof t;return(0,o.p)(f.xS,["API/createTracer/called"],void 0,n.D.metrics,p),(0,o.p)(m+"tracer",[(0,s.z)(),e,r],i,n.D.spa,p),function(){if(h.emit((a?"":"no-")+"fn-start",[(0,s.z)(),i,a],r),a)try{return t.apply(this,arguments)}catch(e){throw h.emit("fn-err",[arguments,this,e],r),e}finally{h.emit("fn-end",[(0,s.z)()],r)}}}};function w(e,t,r,i){return function(){return(0,o.p)(f.xS,["API/"+t+"/called"],void 0,n.D.metrics,p),i&&(0,o.p)(e+t,[(0,s.z)(),...arguments],r?null:this,i,p),r?void 0:this}}function _(){r.e(75).then(r.bind(r,7438)).then((t=>{let{setAPI:r}=t;r(e),(0,c.L)(e,"api")})).catch((()=>(0,l.Z)("Downloading runtime APIs failed...")))}return["actionText","setName","setAttribute","save","ignore","onEnd","getContext","end","get"].forEach((e=>{A[e]=w(m,e,void 0,n.D.spa)})),g.noticeError=function(e,t){"string"==typeof e&&(e=new Error(e)),(0,o.p)(f.xS,["API/noticeError/called"],void 0,n.D.metrics,p),(0,o.p)("err",[e,(0,s.z)(),!1,t],void 0,n.D.jserrors,p)},d.il?(0,u.b2)((()=>_()),!0):_(),g}(e.agentIdentifier,y)),void 0===e.exposed&&(e.exposed=E),m=!0}},1926:(e,t,r)=>{r.nc=(()=>{try{return document?.currentScript?.nonce}catch(e){}return""})()},3325:(e,t,r)=>{"use strict";r.d(t,{D:()=>n,p:()=>i});const n={ajax:"ajax",jserrors:"jserrors",metrics:"metrics",pageAction:"page_action",pageViewEvent:"page_view_event",pageViewTiming:"page_view_timing",sessionReplay:"session_replay",sessionTrace:"session_trace",spa:"spa"},i={[n.pageViewEvent]:1,[n.pageViewTiming]:2,[n.metrics]:3,[n.jserrors]:4,[n.ajax]:5,[n.sessionTrace]:6,[n.pageAction]:7,[n.spa]:8,[n.sessionReplay]:9}}},n={};function i(e){var t=n[e];if(void 0!==t)return t.exports;var o=n[e]={exports:{}};return r[e](o,o.exports,i),o.exports}i.m=r,i.d=(e,t)=>{for(var r in t)i.o(t,r)&&!i.o(e,r)&&Object.defineProperty(e,r,{enumerable:!0,get:t[r]})},i.f={},i.e=e=>Promise.all(Object.keys(i.f).reduce(((t,r)=>(i.f[r](e,t),t)),[])),i.u=e=>"nr-rum-1.251.1.min.js",i.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),e={},t="NRBA-1.251.1.PROD:",i.l=(r,n,o,a)=>{if(e[r])e[r].push(n);else{var s,c;if(void 0!==o)for(var u=document.getElementsByTagName("script"),d=0;d<u.length;d++){var l=u[d];if(l.getAttribute("src")==r||l.getAttribute("data-webpack")==t+o){s=l;break}}if(!s){c=!0;var f={75:"sha512-se+MgwtmnbdP/MASClg+GOgpTkSpcEndd09loplWI8jtivCRtbuBQGqwgSDauFr6FUmrBsb2ccq/Hk5NZDAKMQ=="};(s=document.createElement("script")).charset="utf-8",s.timeout=120,i.nc&&s.setAttribute("nonce",i.nc),s.setAttribute("data-webpack",t+o),s.src=r,0!==s.src.indexOf(window.location.origin+"/")&&(s.crossOrigin="anonymous"),f[a]&&(s.integrity=f[a])}e[r]=[n];var g=(t,n)=>{s.onerror=s.onload=null,clearTimeout(p);var i=e[r];if(delete e[r],s.parentNode&&s.parentNode.removeChild(s),i&&i.forEach((e=>e(n))),t)return t(n)},p=setTimeout(g.bind(null,void 0,{type:"timeout",target:s}),12e4);s.onerror=g.bind(null,s.onerror),s.onload=g.bind(null,s.onload),c&&document.head.appendChild(s)}},i.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},i.p="https://web.archive.org/web/20240205000142/https://js-agent.newrelic.com/",(()=>{var e={50:0,832:0};i.f.j=(t,r)=>{var n=i.o(e,t)?e[t]:void 0;if(0!==n)if(n)r.push(n[2]);else{var o=new Promise(((r,i)=>n=e[t]=[r,i]));r.push(n[2]=o);var a=i.p+i.u(t),s=new Error;i.l(a,(r=>{if(i.o(e,t)&&(0!==(n=e[t])&&(e[t]=void 0),n)){var o=r&&("load"===r.type?"missing":r.type),a=r&&r.target&&r.target.src;s.message="Loading chunk "+t+" failed.\n("+o+": "+a+")",s.name="ChunkLoadError",s.type=o,s.request=a,n[1](s)}}),"chunk-"+t,t)}};var t=(t,r)=>{var n,o,[a,s,c]=r,u=0;if(a.some((t=>0!==e[t]))){for(n in s)i.o(s,n)&&(i.m[n]=s[n]);if(c)c(i)}for(t&&t(r);u<a.length;u++)o=a[u],i.o(e,o)&&e[o]&&e[o][0](),e[o]=0},r=self["webpackChunk:NRBA-1.251.1.PROD"]=self["webpackChunk:NRBA-1.251.1.PROD"]||[];r.forEach(t.bind(null,0)),r.push=t.bind(null,r.push.bind(r))})(),(()=>{"use strict";i(1926);var e=i(50);class t{#e(t){for(var r=arguments.length,n=new Array(r>1?r-1:0),i=1;i<r;i++)n[i-1]=arguments[i];if("function"==typeof this.api?.[t])return this.api[t](...n);(0,e.Z)("Call to agent api ".concat(t," failed. The API is not currently initialized."))}addPageAction(e,t){return this.#e("addPageAction",e,t)}setPageViewName(e,t){return this.#e("setPageViewName",e,t)}setCustomAttribute(e,t,r){return this.#e("setCustomAttribute",e,t,r)}noticeError(e,t){return this.#e("noticeError",e,t)}setUserId(e){return this.#e("setUserId",e)}setApplicationVersion(e){return this.#e("setApplicationVersion",e)}setErrorHandler(e){return this.#e("setErrorHandler",e)}finished(e){return this.#e("finished",e)}addRelease(e,t){return this.#e("addRelease",e,t)}start(e){return this.#e("start",e)}recordReplay(){return this.#e("recordReplay")}pauseReplay(){return this.#e("pauseReplay")}addToTrace(e){return this.#e("addToTrace",e)}setCurrentRouteName(e){return this.#e("setCurrentRouteName",e)}interaction(){return this.#e("interaction")}}var r=i(3325),n=i(234);const o=Object.values(r.D);function a(e){const t={};return o.forEach((r=>{t[r]=function(e,t){return!1!==(0,n.Mt)(t,"".concat(e,".enabled"))}(r,e)})),t}var s=i(7530);var c=i(8e3),u=i(5938),d=i(3960),l=i(385);class f extends u.W{constructor(e,t,r){let i=!(arguments.length>3&&void 0!==arguments[3])||arguments[3];super(e,t,r),this.auto=i,this.abortHandler=void 0,this.featAggregate=void 0,this.onAggregateImported=void 0,!1===(0,n.Mt)(this.agentIdentifier,"".concat(this.featureName,".autoStart"))&&(this.auto=!1),this.auto&&(0,c.R)(e,r)}importAggregator(){let t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(this.featAggregate)return;if(!this.auto)return void this.ee.on("".concat(this.featureName,"-opt-in"),(()=>{(0,c.R)(this.agentIdentifier,this.featureName),this.auto=!0,this.importAggregator()}));const r=l.il&&!0===(0,n.Mt)(this.agentIdentifier,"privacy.cookies_enabled");let o;this.onAggregateImported=new Promise((e=>{o=e}));const a=async()=>{let n;try{if(r){const{setupAgentSession:e}=await i.e(75).then(i.bind(i,957));n=e(this.agentIdentifier)}}catch(t){(0,e.Z)("A problem occurred when starting up session manager. This page will not start or extend any session.",t)}try{if(!this.shouldImportAgg(this.featureName,n))return(0,c.L)(this.agentIdentifier,this.featureName),void o(!1);const{lazyFeatureLoader:e}=await i.e(75).then(i.bind(i,8582)),{Aggregate:r}=await e(this.featureName,"aggregate");this.featAggregate=new r(this.agentIdentifier,this.aggregator,t),o(!0)}catch(t){(0,e.Z)("Downloading and initializing ".concat(this.featureName," failed..."),t),this.abortHandler?.(),(0,c.L)(this.agentIdentifier,this.featureName),o(!1)}};l.il?(0,d.b2)((()=>a()),!0):a()}shouldImportAgg(e,t){return e!==r.D.sessionReplay||!!n.Yu.MO&&(!1!==(0,n.Mt)(this.agentIdentifier,"session_trace.enabled")&&(!!t?.isNew||!!t?.state.sessionReplayMode))}}var g=i(7633);class p extends f{static featureName=g.t;constructor(e,t){let r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];super(e,t,g.t,r),this.importAggregator()}}var h=i(1117),v=i(1284);class m extends h.w{constructor(e){super(e),this.aggregatedData={}}store(e,t,r,n,i){var o=this.getBucket(e,t,r,i);return o.metrics=function(e,t){t||(t={count:0});return t.count+=1,(0,v.D)(e,(function(e,r){t[e]=b(r,t[e])})),t}(n,o.metrics),o}merge(e,t,r,n,i){var o=this.getBucket(e,t,n,i);if(o.metrics){var a=o.metrics;a.count+=r.count,(0,v.D)(r,(function(e,t){if("count"!==e){var n=a[e],i=r[e];i&&!i.c?a[e]=b(i.t,n):a[e]=function(e,t){if(!t)return e;t.c||(t=y(t.t));return t.min=Math.min(e.min,t.min),t.max=Math.max(e.max,t.max),t.t+=e.t,t.sos+=e.sos,t.c+=e.c,t}(i,a[e])}}))}else o.metrics=r}storeMetric(e,t,r,n){var i=this.getBucket(e,t,r);return i.stats=b(n,i.stats),i}getBucket(e,t,r,n){this.aggregatedData[e]||(this.aggregatedData[e]={});var i=this.aggregatedData[e][t];return i||(i=this.aggregatedData[e][t]={params:r||{}},n&&(i.custom=n)),i}get(e,t){return t?this.aggregatedData[e]&&this.aggregatedData[e][t]:this.aggregatedData[e]}take(e){for(var t={},r="",n=!1,i=0;i<e.length;i++)t[r=e[i]]=A(this.aggregatedData[r]),t[r].length&&(n=!0),delete this.aggregatedData[r];return n?t:null}}function b(e,t){return null==e?function(e){e?e.c++:e={c:1};return e}(t):t?(t.c||(t=y(t.t)),t.c+=1,t.t+=e,t.sos+=e*e,e>t.max&&(t.max=e),e<t.min&&(t.min=e),t):{t:e}}function y(e){return{t:e,min:e,max:e,sos:e*e,c:1}}function A(e){return"object"!=typeof e?[]:(0,v.D)(e,w)}function w(e,t){return t}var _=i(8632),x=i(4402),E=i(4351);var D=i(5546),k=i(7956),j=i(3239),S=i(7894),R=i(9251);class T extends f{static featureName=R.t;constructor(e,t){let r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];super(e,t,R.t,r),l.il&&((0,k.N)((()=>(0,D.p)("docHidden",[(0,S.z)()],void 0,R.t,this.ee)),!0),(0,j.bP)("pagehide",(()=>(0,D.p)("winPagehide",[(0,S.z)()],void 0,R.t,this.ee))),this.importAggregator())}}var I=i(3081);class P extends f{static featureName=I.t9;constructor(e,t){let r=!(arguments.length>2&&void 0!==arguments[2])||arguments[2];super(e,t,I.t9,r),this.importAggregator()}}new class extends t{constructor(t){let r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:(0,x.ky)(16);super(),l._A?(this.agentIdentifier=r,this.sharedAggregator=new m({agentIdentifier:this.agentIdentifier}),this.features={},(0,_.h5)(r,this),this.desiredFeatures=new Set(t.features||[]),this.desiredFeatures.add(p),(0,s.j)(this,t,t.loaderType||"agent"),this.run()):(0,e.Z)("Failed to initial the agent. Could not determine the runtime environment.")}get config(){return{info:(0,n.C5)(this.agentIdentifier),init:(0,n.P_)(this.agentIdentifier),loader_config:(0,n.DL)(this.agentIdentifier),runtime:(0,n.OP)(this.agentIdentifier)}}run(){try{const t=a(this.agentIdentifier),n=[...this.desiredFeatures];n.sort(((e,t)=>r.p[e.featureName]-r.p[t.featureName])),n.forEach((n=>{if(t[n.featureName]||n.featureName===r.D.pageViewEvent){const i=function(e){switch(e){case r.D.ajax:return[r.D.jserrors];case r.D.sessionTrace:return[r.D.ajax,r.D.pageViewEvent];case r.D.sessionReplay:return[r.D.sessionTrace];case r.D.pageViewTiming:return[r.D.pageViewEvent];default:return[]}}(n.featureName);i.every((e=>t[e]))||(0,e.Z)("".concat(n.featureName," is enabled but one or more dependent features has been disabled (").concat((0,E.P)(i),"). This may cause unintended consequences or missing data...")),this.features[n.featureName]=new n(this.agentIdentifier,this.sharedAggregator)}}))}catch(t){(0,e.Z)("Failed to initialize all enabled instrument classes (agent aborted) -",t);for(const e in this.features)this.features[e].abortHandler?.();const r=(0,_.fP)();return delete r.initializedAgents[this.agentIdentifier]?.api,delete r.initializedAgents[this.agentIdentifier]?.features,delete this.sharedAggregator,r.ee?.abort(),delete r.ee?.get(this.agentIdentifier),!1}}}({features:[p,T,P],loaderType:"lite"})})()})();</script> <noscript><style>form.antibot * :not(.antibot-message) { display: none !important; }</style> </noscript><script async src="https://web.archive.org/web/20240205000142js_/https://www.googletagmanager.com/gtag/js?id=G-HEQ0YF2VYL"></script> <script>window.dataLayer = window.dataLayer || [];function gtag(){dataLayer.push(arguments)};gtag("js", new Date());gtag("set", "developer_id.dMDhkMT", true);gtag('set', {'cookie_flags': 'SameSite=None;Secure', 'cookie_domain': 'www.nist.gov'});gtag("config", "G-HEQ0YF2VYL", {"groups":"default","page_placeholder":"PLACEHOLDER_page_location","link_attribution":true,"allow_ad_personalization_signals":false});gtag("event", "custom", {"node_title":"Material Measurement Laboratory","node_id":"341066","content_type":"Laboratory\/Organizational Unit"});</script> <meta name="description" content="MML conducts measurement science across the chemical, biological and material sciences."/> <link rel="canonical" href="https://web.archive.org/web/20240205000142/https://www.nist.gov/mml"/> <link rel="shortlink" href="https://web.archive.org/web/20240205000142/https://www.nist.gov/node/341066"/> <meta name="citation_title" content="Material Measurement Laboratory | NIST"/> <meta property="og:site_name" content="NIST"/> <meta property="og:type" content="Article"/> <meta property="og:url" content="https://web.archive.org/web/20240205000142/https://www.nist.gov/mml"/> <meta property="og:title" content="Material Measurement Laboratory"/> <meta property="og:description" content="MML conducts measurement science across the chemical, biological and material sciences."/> <meta property="article:published_time" content="2015-04-28T15:13-04:00"/> <meta property="article:modified_time" content="2023-08-02T11:03-04:00"/> <meta name="dcterms.title" content="Material Measurement Laboratory"/> <meta name="dcterms.description" content="MML conducts measurement science across the chemical, biological and material sciences."/> <meta name="dcterms.date" content="2015-04-28T15:13-04:00"/> <meta name="dcterms.type" content="text"/> <meta name="dcterms.format" content="text/html"/> <meta name="dcterms.identifier" content="https://www.nist.gov/mml"/> <meta name="dcterms.source" content="NIST"/> <meta name="dcterms.created" content="2015-04-28T15:13-04:00"/> <meta name="dcterms.modified" content="2023-08-02T11:03-04:00"/> <meta name="twitter:card" content="summary_large_image"/> <meta name="twitter:description" content="MML conducts measurement science across the chemical, biological and material sciences."/> <meta name="twitter:site" content="NIST"/> <meta name="twitter:title" content="Material Measurement Laboratory"/> <meta name="google-site-verification" content="QMu0ODkER3rN5hLcMLqNVf7e3bkjYsNLTuhqfH48jCA"/> <meta name="Generator" content="Drupal 10 (https://www.drupal.org)"/> <meta name="MobileOptimized" content="width"/> <meta name="HandheldFriendly" content="true"/> <meta name="viewport" content="width=device-width, initial-scale=1.0"/> <meta name="nist_search_modified" class="elastic" content="2023-08-02T11:03:00-04:00"/> <script type="application/ld+json">{ "@context": "https://web.archive.org/web/20240205000142/https://schema.org", "@graph": [ { "@type": "Article", "headline": "Material Measurement Laboratory | NIST", "description": "MML conducts measurement science across the chemical, biological and material sciences.", "datePublished": "2015-04-28T15:13-04:00", "dateModified": "2023-08-02T11:03-04:00" } ] }</script> <meta name="nist_search_bundle" class="elastic" content="laboratory_organizational_unit"/> <link rel="icon" href="/web/20240205000142im_/https://www.nist.gov/themes/custom/nist_www/favicon.ico" type="image/vnd.microsoft.icon"/> <title>Material Measurement Laboratory | NIST</title> <link rel="stylesheet" media="all" href="/web/20240205000142cs_/https://www.nist.gov/sites/default/files/css/css_hYVyuaKgKfiMtjUm9p3GvCf2k364uzuAaH2RlXwPnIU.css?delta=0&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"/> <link rel="stylesheet" media="all" href="/web/20240205000142cs_/https://www.nist.gov/sites/default/files/css/css_6prwlieMvitJqVLptJ59w_NxX2prM0abXhYVoH12prk.css?delta=1&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"/> <link rel="stylesheet" media="print" href="/web/20240205000142cs_/https://www.nist.gov/sites/default/files/css/css_6MuKXqcH69mMwmOSjiD2G_c6UXIqUTZ1TRnur95k7Qk.css?delta=2&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"/> <link rel="stylesheet" media="all" href="/web/20240205000142cs_/https://www.nist.gov/sites/default/files/css/css_zxDJPMpCfrT8NQEavjogRlrVmShwu9oesPd2F7606bk.css?delta=3&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"/> <script src="/web/20240205000142js_/https://www.nist.gov/sites/default/files/js/js_3ssAdmvsW-btol8ydZT2eloQN8l11yuGacOobfI1-_0.js?scope=header&delta=0&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"></script> </head> <body class="node-341066"> <a href="#main-content" class="visually-hidden focusable" data-elastic-exclude> Skip to main content </a> <div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas>  <section data-elastic-exclude class="usa-banner" aria-label="Official government website"> <div class="usa-accordion"> <header class="usa-banner__header"> <div class="usa-banner__inner"> <div class="grid-col-auto"> <img class="usa-banner__header-flag" src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/us_flag_small.png" alt="U.S. flag"> </div> <div class="grid-col-fill tablet:grid-col-auto"> <p class="usa-banner__header-text">An official website of the United States government</p> <p class="usa-banner__header-action" aria-hidden="true">Here’s how you know</p> </div> <button class="usa-accordion__button usa-banner__button" aria-expanded="false" aria-controls="gov-banner-default"> <span class="usa-banner__button-text">Here’s how you know</span> </button> </div> </header> <div class="usa-banner__content usa-accordion__content" id="gov-banner-default"> <div class="grid-row grid-gap-lg"> <div class="usa-banner__guidance tablet:grid-col-6"> <img class="usa-banner__icon usa-media-block__img" src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/icon-dot-gov.svg" role="img" alt="" aria-hidden="true"> <div class="usa-media-block__body"> <p> <strong>Official websites use .gov</strong> <br/> A <strong>.gov</strong> website belongs to an official government organization in the United States. </p> </div> </div> <div class="usa-banner__guidance tablet:grid-col-6"> <img class="usa-banner__icon usa-media-block__img" src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/icon-https.svg" role="img" alt="" aria-hidden="true"> <div class="usa-media-block__body"> <p> <strong>Secure .gov websites use HTTPS</strong> <br/> A <strong>lock</strong> ( <span class="icon-lock"> <svg xmlns="http://www.w3.org/2000/svg" width="52" height="64" viewbox="0 0 52 64" class="usa-banner__lock-image" role="img" aria-labelledby="banner-lock-title banner-lock-description" focusable="false"> <title id="banner-lock-title">Lock</title> <desc id="banner-lock-description">A locked padlock</desc><path fill="#000000" fill-rule="evenodd" d="M26 0c10.493 0 19 8.507 19 19v9h3a4 4 0 0 1 4 4v28a4 4 0 0 1-4 4H4a4 4 0 0 1-4-4V32a4 4 0 0 1 4-4h3v-9C7 8.507 15.507 0 26 0zm0 8c-5.979 0-10.843 4.77-10.996 10.712L15 19v9h22v-9c0-6.075-4.925-11-11-11z"/></svg> </span> ) or <strong>https://</strong> means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites. </p> </div> </div> </div> </div> </div> </section>  <div data-elastic-exclude>  <div class="nist-print-header" style="display:none;"> <p class="nist-print-header__url">https://www.nist.gov/mml</p> <img class="nist-print-header__logo" width="289" height="38" src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/logo/nist_logo_sidestack.svg" alt="National Institute of Standards and Technology"/> </div> <div class="usa-overlay"></div> <header class="usa-header nist-header--www nist-header--minimal" role="banner"> <div class="usa-navbar"> <div class="usa-logo flex-fill"> <a href="/web/20240205000142/https://www.nist.gov/" title="National Institute of Standards and Technology" aria-label="Home"> <img src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/logo/logo.svg" alt="National Institute of Standards and Technology" width="300px" height="80px"/> </a> </div> <div class="usa-header__right grid-row flex-auto"> <div class="grid-col-fill nist-header__search-group"> <form class="usa-search usa-search--small" accept-charset="UTF-8" action="/web/20240205000142/https://www.nist.gov/search" id="search_form" method="get"> <div role="search"> <label class="usa-sr-only" for="search-form">Search NIST</label> <input class="usa-input" id="search-form" type="search" name="s" placeholder="Search NIST" required="" maxlength="128"> <button class="usa-button" type="submit"><img src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/usa-icons-bg/search--white.svg" class="usa-search__submit-icon" alt="Search"></button> </div> </form> </div> <div class="grid-col-auto padding-left-1"> <button class="usa-menu-btn">Menu</button> </div> </div> </div> <nav aria-label="Primary navigation" class="usa-nav"> <div class="usa-nav__inner"> <button class="usa-nav__close">Close</button> <ul class="usa-nav__primary usa-accordion"> <li class="usa-nav__primary-item"> <button class="usa-accordion__button usa-nav__link" aria-expanded="false" aria-controls="primary_menu-1"><span>Topics</span></button> <div id="primary_menu-1" class="usa-nav__submenu usa-megamenu"> <div class="grid-row"> <div class="tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/topics" class="usa-nav__link">All Topics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/advanced-communications" class="usa-nav__link">Advanced communications</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/artificial-intelligence" class="usa-nav__link">Artificial intelligence</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/bioscience" class="usa-nav__link">Bioscience</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/buildings-construction" class="usa-nav__link">Buildings and construction</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/chemistry" class="usa-nav__link">Chemistry</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/climate" class="usa-nav__link">Climate</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/cybersecurity" class="usa-nav__link">Cybersecurity</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/electronics" class="usa-nav__link">Electronics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/energy" class="usa-nav__link">Energy</a> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/environment" class="usa-nav__link">Environment</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/fire" class="usa-nav__link">Fire</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/forensic-science" class="usa-nav__link">Forensic science</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/health" class="usa-nav__link">Health</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/information-technology" class="usa-nav__link">Information technology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/infrastructure" class="usa-nav__link">Infrastructure</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/manufacturing" class="usa-nav__link">Manufacturing</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/materials" class="usa-nav__link">Materials</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/mathematics-statistics" class="usa-nav__link">Mathematics and statistics</a> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/metrology" class="usa-nav__link">Metrology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/nanotechnology" class="usa-nav__link">Nanotechnology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/neutron-research" class="usa-nav__link">Neutron research</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/performance-excellence" class="usa-nav__link">Performance excellence</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/physics" class="usa-nav__link">Physics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/public-safety" class="usa-nav__link">Public safety</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/resilience" class="usa-nav__link">Resilience</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/standards" class="usa-nav__link">Standards</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/transportation" class="usa-nav__link">Transportation</a> </li> </ul> </div> </div> </div> </li> <li class="usa-nav__primary-item"> <a class="usa-nav__link" href="/web/20240205000142/https://www.nist.gov/publications">Publications</a> </li> <li class="usa-nav__primary-item"> <button class="usa-accordion__button usa-nav__link usa-current" aria-expanded="false" aria-controls="primary_menu-3"><span>Labs & Major Programs</span></button> <div id="primary_menu-3" class="usa-nav__submenu usa-megamenu"> <div class="grid-row"> <div class="tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/laboratories" class="usa-nav__link usa-current">Laboratories</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20240205000142/https://www.nist.gov/ctl" class="usa-nav__link">Communications Technology Laboratory</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/el" class="usa-nav__link">Engineering Laboratory</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/itl" class="usa-nav__link">Information Technology Laboratory</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/mml" class="usa-nav__link usa-current">Material Measurement Laboratory</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/pml" class="usa-nav__link">Physical Measurement Laboratory</a> </li> </ul> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/user-facilities" class="usa-nav__link">User Facilities</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20240205000142/https://www.nist.gov/ncnr" class="usa-nav__link">NIST Center for Neutron Research</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/cnst" class="usa-nav__link">CNST NanoFab</a> </li> </ul> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/labs-major-programs/research-test-beds" class="usa-nav__link">Research Test Beds</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/laboratories/projects-programs" class="usa-nav__link">Research Projects</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/laboratories/tools-instruments" class="usa-nav__link">Tools & Instruments</a> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/major-programs" class="usa-nav__link">Major Programs</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20240205000142/https://www.nist.gov/baldrige" class="usa-nav__link">Baldrige Performance Excellence Program</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/chips" class="usa-nav__link">CHIPS for America Initiative</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/mep" class="usa-nav__link">Manufacturing Extension Partnership (MEP)</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/oam" class="usa-nav__link">Office of Advanced Manufacturing</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/spo" class="usa-nav__link">Special Programs Office</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/tpo" class="usa-nav__link">Technology Partnerships Office</a> </li> </ul> </li> </ul> </div> </div> </div> </li> <li class="usa-nav__primary-item"> <button class="usa-accordion__button usa-nav__link" aria-expanded="false" aria-controls="primary_menu-4"><span>Services & Resources</span></button> <div id="primary_menu-4" class="usa-nav__submenu usa-megamenu"> <div class="grid-row"> <div class="tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/services-resources/standards-and-measurements" class="usa-nav__link">Standards and Measurements</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20240205000142/https://www.nist.gov/calibrations" class="usa-nav__link">Calibration Services</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/nvlap" class="usa-nav__link">Laboratory Accreditation (NVLAP)</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/nist-quality-system" class="usa-nav__link">Quality System</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/srm" class="usa-nav__link">Standard Reference Materials (SRMs)</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/standardsgov" class="usa-nav__link">Standards.gov</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/pml/time-and-frequency-division/time-services" class="usa-nav__link">Time Services</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/pml/owm" class="usa-nav__link">Office of Weights and Measures</a> </li> </ul> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/services-resources/software" class="usa-nav__link">Software</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/data" class="usa-nav__link">Data</a> <ul class="usa-nav__submenu-list"> <li> <a href="https://web.archive.org/web/20240205000142/https://webbook.nist.gov/chemistry/" class="usa-nav__link">Chemistry WebBook</a> </li> <li> <a href="https://web.archive.org/web/20240205000142/https://nvd.nist.gov/" class="usa-nav__link">National Vulnerability Database</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/pml/productsservices/physical-reference-data" class="usa-nav__link">Physical Reference Data</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/srd" class="usa-nav__link">Standard Reference Data (SRD)</a> </li> </ul> </li> <li class="usa-nav__submenu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/shop" class="usa-nav__link">Storefront</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/tpo" class="usa-nav__link">License & Patents</a> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="https://web.archive.org/web/20240205000142/https://csrc.nist.gov/" class="usa-nav__link">Computer Security Resource Center (CSRC)</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/nist-research-library" class="usa-nav__link">NIST Research Library</a> </li> </ul> </div> </div> </div> </li> <li class="usa-nav__primary-item"> <button class="usa-accordion__button usa-nav__link" aria-expanded="false" aria-controls="primary_menu-5"><span>News & Events</span></button> <div id="primary_menu-5" class="usa-nav__submenu usa-megamenu"> <div class="grid-row"> <div class="tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/news-events/news" class="usa-nav__link">News</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/news-events/events" class="usa-nav__link">Events</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/blogs" class="usa-nav__link">Blogs</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/feature-stories" class="usa-nav__link">Feature Stories</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/awards" class="usa-nav__link">Awards</a> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/video-gallery" class="usa-nav__link">Video Gallery</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/image-gallery" class="usa-nav__link">Image Gallery</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/pao/media-contacts" class="usa-nav__link">Media Contacts</a> </li> </ul> </div> </div> </div> </li> <li class="usa-nav__primary-item"> <button class="usa-accordion__button usa-nav__link" aria-expanded="false" aria-controls="primary_menu-6"><span>About NIST</span></button> <div id="primary_menu-6" class="usa-nav__submenu usa-megamenu"> <div class="grid-row"> <div class="tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/about-nist" class="usa-nav__link">About Us</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/about-nist/contact-us" class="usa-nav__link">Contact Us</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/about-nist/visit" class="usa-nav__link">Visit</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/careers" class="usa-nav__link">Careers</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/director/nist-organization-structure" class="usa-nav__link">Our Organization</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20240205000142/https://www.nist.gov/director" class="usa-nav__link">Office of the Director</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/director/nist-organization-structure/budget-planning" class="usa-nav__link">Budget & Planning</a> </li> </ul> </li> </ul></div><div class="column-break tablet:grid-col-fill"><ul class="usa-nav__submenu-list"> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/about-nist/work-nist" class="usa-nav__link">Work with NIST</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/history" class="usa-nav__link">History</a> <ul class="usa-nav__submenu-list"> <li> <a href="https://web.archive.org/web/20240205000142/http://nistdigitalarchives.contentdm.oclc.org/" class="usa-nav__link">NIST Digital Archives</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/nist-museum" class="usa-nav__link">NIST Museum</a> </li> <li> <a href="/web/20240205000142/https://www.nist.gov/nist-and-nobel" class="usa-nav__link">NIST and the Nobel</a> </li> </ul> </li> <li class="usa-nav__submenu-item"> <a href="/web/20240205000142/https://www.nist.gov/education" class="usa-nav__link">Educational Resources</a> </li> </ul> </div> </div> </div> </li> </ul> </div> </nav> </header>  </div> <div class="grid-container"> <div data-drupal-messages-fallback class="hidden"></div> </div> <div id="block-nist-www-content" class="nist-block"> <section class="nist-page__content usa-section clearfix"> <a id="main-content" tabindex="-1"></a> <div class="nist-section-header nist-section-header--menu"> <div class="nist-section-header__main grid-container"> <div class="grid-row"> <div class="nist-section-header__title tablet-lg:grid-col-4"> <h1 class="nist-page__title">Material Measurement Laboratory</h1> </div> <div class="nist-section-header__desc tablet-lg:grid-col-8"> <div class="text-with-summary"> <p>MML conducts measurement science across the chemical, biological and material sciences. Activities range from fundamental and applied research to the development and dissemination of certified reference materials and data to industry, academia, and other government agencies to assure the quality of measurement results.</p> </div> </div> </div> </div> </div> <div class="grid-container margin-top-4"> <div class="grid-row grid-gap-6"> <aside class="nist-page__region nist-page__region--sidebar-first tablet-lg:grid-col-4 desktop-lg:grid-col-3"> <div>  <div data-elastic-exclude="" class="nist-block"> <nav> <ul class="usa-sidenav usa-accordion "> <li class="usa-sidenav__item usa-sidenav__item--parent"> <a href="/web/20240205000142/https://www.nist.gov/mml/about-mml" data-drupal-link-system-path="">About MML</a> <button class="usa-accordion__button" aria-expanded="false" aria-controls="menu-material-measurement-labora-1"><span class="usa-sr-only">Expand or Collapse</span></button> <ul id="menu-material-measurement-labora-1" class="usa-sidenav__sublist usa-accordion"> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/mml/about-mml/leadership" data-drupal-link-system-path="">Leadership</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/mml/about-mml/employment-opportunities-and-interactions" data-drupal-link-system-path="">Employment Opportunities and Interactions</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/staff/ou/5656" data-drupal-link-system-path="">Staff Directory</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/mml/about-mml/working-material-measurement-laboratory" data-drupal-link-system-path="">Working with the Material Measurement Laboratory</a> </li> </ul> </li> <li class="usa-sidenav__item usa-sidenav__item--parent"> <a href="/web/20240205000142/https://www.nist.gov/mml/partnership-facilities" data-drupal-link-system-path="">Partnership Facilities</a> <button class="usa-accordion__button" aria-expanded="false" aria-controls="menu-material-measurement-labora-2"><span class="usa-sr-only">Expand or Collapse</span></button> <ul id="menu-material-measurement-labora-2" class="usa-sidenav__sublist usa-accordion"> <li class="usa-sidenav__item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/mml/bnl" data-drupal-link-system-path="">Brookhaven National Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="https://web.archive.org/web/20240205000142/http://chimad.northwestern.edu/" data-drupal-link-system-path="">Center for Hierarchical Materials Design (CHiMaD)</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/mml/hollings-marine-laboratory" data-drupal-link-system-path="">Hollings Marine Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/ibbr" data-drupal-link-system-path="">Institute for Bioscience & Biotechnology Research</a> </li> </ul> </li> <li class="usa-sidenav__item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/mml/selected-programs-and-initiatives" data-drupal-link-system-path="">Selected Programs and Initiatives</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/mml/products-services" data-drupal-link-system-path="">Products & Services</a> </li> <li class="usa-sidenav__item"> <a href="/web/20240205000142/https://www.nist.gov/document/20121114finalmmlcapabilitiesbropdf" data-drupal-link-system-path="">Brochure</a> </li> </ul> </nav> </div>   <div class="views-element-container nist-block nist-block--org" data-elastic-exclude=""> <h2 class="nist-block__title">Divisions</h2> <div><div class="js-view-dom-id-bb1ef7cbbe742ddf3b6474dcbf78c7e933cff3c4c3818fb8b3676f07ca95d2e4"> <div class="link-list"> <ul> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/acmd" hreflang="en">Applied Chemicals and Materials Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/biomolecular-measurement" hreflang="en">Biomolecular Measurement Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/bbd" hreflang="en">Biosystems and Biomaterials Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/csd" hreflang="en">Chemical Sciences Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/mmsd" hreflang="en">Materials Measurement Science Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/materials-science-and-engineering-division" hreflang="en">Materials Science and Engineering Division</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/odi" hreflang="en">Office of Data and Informatics</a></span></div></li> <li><div class="views-field views-field-title-1"><span class="field-content"><a href="/web/20240205000142/https://www.nist.gov/mml/orm" hreflang="en">Office of Reference Materials</a></span></div></li> </ul> </div> </div> </div> </div>  </div> </aside> <div class="nist-page__region nist-page__region--content tablet-lg:grid-col-8 desktop-lg:grid-col-9"> <div class="nist-block"> <div class="paragraph paragraph--type--hero paragraph--view-mode--default"> <div class="nist-hero grid-row grid-gap-2"> <div class="nist-hero__item tablet:grid-col-4 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="/web/20240205000142/https://www.nist.gov/bioscience/nist-bioeconomy-lexicon"> <picture> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2022/12/12/AdobeStock_274788862.jpeg.webp?itok=FWT3EwSZ 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/1200w_x_720h/public/images/2022/12/12/AdobeStock_274788862.jpeg.webp?itok=baGbFBDH 2x" media="(min-width: 480px)" type="image/webp" width="600" height="360"/> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/300w_x_180h/public/images/2022/12/12/AdobeStock_274788862.jpeg.webp?itok=qS6112WF 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2022/12/12/AdobeStock_274788862.jpeg.webp?itok=FWT3EwSZ 2x" media="(min-width: 0px)" type="image/webp" width="300" height="180"/> <img loading="eager" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2022/12/12/AdobeStock_274788862.jpeg.jpg?itok=FWT3EwSZ" width="600" height="360" alt="A picture of a keyboard with a key labelled "lexicon"" typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="/web/20240205000142/https://www.nist.gov/bioscience/nist-bioeconomy-lexicon"> <div class="text">The NIST Bioeconomy Lexicon Aids Measurement of a Vital Industry Sector</div> </a> </div> </div> </div> <div class="nist-hero__item tablet:grid-col-4 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="/web/20240205000142/https://www.nist.gov/circular-economy"> <picture> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2021/12/22/Circular%20Economy%20Graphic_Identifier_1920x1080_1125x985_Simple_Background.png.webp?itok=VLnLXzo- 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/1200w_x_720h/public/images/2021/12/22/Circular%20Economy%20Graphic_Identifier_1920x1080_1125x985_Simple_Background.png.webp?itok=xnNjBPhY 2x" media="(min-width: 480px)" type="image/webp" width="600" height="360"/> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/300w_x_180h/public/images/2021/12/22/Circular%20Economy%20Graphic_Identifier_1920x1080_1125x985_Simple_Background.png.webp?itok=Q5Qz_Moi 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2021/12/22/Circular%20Economy%20Graphic_Identifier_1920x1080_1125x985_Simple_Background.png.webp?itok=VLnLXzo- 2x" media="(min-width: 0px)" type="image/webp" width="300" height="180"/> <img loading="eager" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2021/12/22/Circular%20Economy%20Graphic_Identifier_1920x1080_1125x985_Simple_Background.png.jpg?itok=VLnLXzo-" width="600" height="360" alt="Circular economy at NIST no text" typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="/web/20240205000142/https://www.nist.gov/circular-economy"> <div class="text">NIST Supports Transition to a Circular Economy</div> </a> </div> </div> </div> <div class="nist-hero__item tablet:grid-col-4 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/video/what-standard-reference-material-or-srm"> <picture> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2016/09/12/16mml022_srm_3222_hr.jpg.webp?itok=bgoFSzNL 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/1200w_x_720h/public/images/2016/09/12/16mml022_srm_3222_hr.jpg.webp?itok=lQMyatxX 2x" media="(min-width: 480px)" type="image/webp" width="600" height="360"/> <source srcset="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/300w_x_180h/public/images/2016/09/12/16mml022_srm_3222_hr.jpg.webp?itok=bBisH8bv 1x, /web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2016/09/12/16mml022_srm_3222_hr.jpg.webp?itok=bgoFSzNL 2x" media="(min-width: 0px)" type="image/webp" width="300" height="180"/> <img loading="eager" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/600w_x_360h/public/images/2016/09/12/16mml022_srm_3222_hr.jpg.jpg?itok=bgoFSzNL" width="600" height="360" alt="Standard Reference Material for Cigarette Tobacco Filler (SRM 3222)" typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/video/what-standard-reference-material-or-srm"> <div class="text">What is a Standard Reference Material?</div> </a> </div> </div> </div> </div> </div> <div class="nist-content-row nist-content-row--width-legible paragraph paragraph--type--text paragraph--view-mode--default"> <div class="nist-block text-long"><h2 class="nist-block__title">Welcome to the Material Measurement Laboratory</h2> <p><span><span><span>The NIST Material Measurement Laboratory (MML) conducts measurement science research to benefit industries based in the chemical, biological and material sciences, and contributes technical expertise to the development of standards. MML researchers perform fundamental and applied research, evaluate data, and create other programs and tools to assure the quality of measurement results. Our work supports areas of national importance: We contribute to the development of <a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="c3e82525-0721-4ecd-a3ee-b909b9b7c0f6" href="/web/20240205000142/https://www.nist.gov/programs-projects/biomanufacturing-initiative" title="Biomanufacturing Initiative">new vaccines and biologic drugs</a>, characterize the performance of <a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="e9c5bffe-b405-4360-81ae-ff7a785a7962" href="/web/20240205000142/https://www.nist.gov/programs-projects/refrigerants-and-working-fluids" title="Refrigerants and Working Fluids">alternative fuels and refrigerants</a> with less greenhouse gas potential, assess pollutants including <a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="3b4f2f42-bf70-458a-86ff-49a5b4a2c92d" href="/web/20240205000142/https://www.nist.gov/programs-projects/plastic-pollution-measurement-science" title="Plastic Pollution Measurement Science">ocean plastics</a>, help develop <a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="cb0b7ae4-978d-44e6-a69e-1dbee81e8e88" href="/web/20240205000142/https://www.nist.gov/lightweighting" title="NIST Center for Automotive Lightweighting ">new materials for lightweight, fuel efficient transportation</a>, and much more.</span></span></span></p></div> </div> <div class="paragraph paragraph--type--dynamic-content-list-ou paragraph--view-mode--default"> <div class="nist-block "> <h2 class="nist-block__title"> <div class="string">News and Updates</div> </h2> <div class="viewsreference"><div class="views-element-container"><div class="js-view-dom-id-f88d3e5f088bdee80290eae4ae40ce478cdf01cd80872e5e53edb44ebbf96718"> <div> <article about="/news-events/news/2024/01/lead-isotopic-standard-instrument-calibration" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/news-events/news/2024/01/lead-isotopic-standard-instrument-calibration" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2024/01/31/3328_1.jpg?itok=MqDzfVCF" width="100" height="56" alt="SRM 3328" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/news/2024/01/lead-isotopic-standard-instrument-calibration"><span property="schema:name">A Lead Isotopic Standard for Instrument Calibration</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2024-01-31T12:00:00Z">January 31, 2024</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> Stable isotope analysis is an important interdisciplinary tool used by numerous fields such as nuclear and homeland security, forensics, medicine and </div> </div> </div> </article> </div> <div> <article about="/news-events/news/2024/01/wear-and-tear-may-cause-firefighter-gear-release-more-forever-chemicals" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/news-events/news/2024/01/wear-and-tear-may-cause-firefighter-gear-release-more-forever-chemicals" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/12/08/PFAS_WornFirefighterGear_StressedTextiles.png?itok=Q60j-4tA" width="100" height="73" alt="The graphic depicts a firefighter wearing protective turnout gear with a diagram of the three layers of the gear, which are the outer shell, the moisture barrier and thermal barrier." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/news/2024/01/wear-and-tear-may-cause-firefighter-gear-release-more-forever-chemicals"><span property="schema:name">Wear and Tear May Cause Firefighter Gear to Release More ‘Forever Chemicals’</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2024-01-16T12:00:00Z">January 16, 2024</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> Are firefighters at risk of increased exposure to cancer-causing chemicals in their protective clothing? </div> </div> </div> </article> </div> <div> <article about="/news-events/news/2023/12/nist-develops-human-urine-standard-more-accurate-diagnosis-kidney-disease" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/news-events/news/2023/12/nist-develops-human-urine-standard-more-accurate-diagnosis-kidney-disease" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/12/06/Beasley_Green2%20%281%29.png?itok=V4n496aU" width="100" height="68" alt="A researcher leans close to an open boxlike device, handling small tubes and vials inside." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/news/2023/12/nist-develops-human-urine-standard-more-accurate-diagnosis-kidney-disease"><span property="schema:name">NIST Develops Human Urine Standard for More Accurate Diagnosis of Kidney Disease</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-12-07T12:00:00Z">December 7, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> The standard will improve clinical measurements and support decisions for diagnosing kidney disease. </div> </div> </div> </article> </div> <div> <article about="/news-events/news/2023/12/spotlight-near-perfect-mirror-surfaces-reflecting-mid-infrared-light-better" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/news-events/news/2023/12/spotlight-near-perfect-mirror-surfaces-reflecting-mid-infrared-light-better" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/12/07/Fleisher_NIST_CRDS_05.jpg?itok=D-hFTr2v" width="100" height="67" alt="A scientific device attached to a lab table has a round, porthole-like opening on one end of a cylinder wrapped in foil. " typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/news/2023/12/spotlight-near-perfect-mirror-surfaces-reflecting-mid-infrared-light-better"><span property="schema:name">Spotlight: Near-Perfect Mirror Surfaces for Reflecting Mid-Infrared Light Better</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-12-06T12:00:00Z">December 6, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> Mirror, mirror in the chamber, how can we get light to reflect from you better? </div> </div> </div> </article> </div> <footer> <div class="link-list"><a href="/web/20240205000142/https://www.nist.gov/news-events/news-updates/org/5656">View All News and Updates</a></div> </footer> </div> </div> </div> </div> </div> <div class="paragraph paragraph--type--dynamic-content-list-ou paragraph--view-mode--default"> <div class="nist-block "> <h2 class="nist-block__title"> <div class="string">Events</div> </h2> <div class="viewsreference"><div class="views-element-container"><div class="js-view-dom-id-90a3bddb307c229dd74b4e7cd2d00bc6bdb7dc1a1a092aeebae6d173d9d31d0f"> <div> <article about="/news-events/events/analytical-and-data-challenges-surrounding-drug-detection-identification-and" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/events/analytical-and-data-challenges-surrounding-drug-detection-identification-and"><span>Analytical and Data Challenges Surrounding Drug Detection, Identification, and Monitoring</span> </a></h3> <div class="nist-teaser__date"> <div class="smartdate">Tue, Feb 13 - Wed, Feb 14 2024</div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> The Analytical and Data Challenges Surround Drug Detection, Identification, and Monitoring workshop is a two-day event </div> </div> </div> </article> </div> <div> <article about="/news-events/events/quantum-matters-materials-science-workshop" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/news-events/events/quantum-matters-materials-science-workshop" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/08/04/QMMS_Graphic%202024%20copy.png?itok=nJQhAdYl" width="100" height="56" alt="QMMS Conference Identifier" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/news-events/events/quantum-matters-materials-science-workshop"><span>Quantum Matters in Materials Science Workshop</span> </a></h3> <div class="nist-teaser__date"> <div class="smartdate">Wed, Feb 21 - Thu, Feb 22 2024</div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> As a part of the JARVIS workshops series, NIST is organizing the 3rd Quantum Matters in Materials Science (QMMS) </div> </div> </div> </article> </div> <footer> <div class="link-list"><a href="/web/20240205000142/https://www.nist.gov/news-events/upcoming-events/org/5656">View All Events</a></div> </footer> </div> </div> </div> </div> </div> <div class="paragraph paragraph--type--content-list paragraph--view-mode--default"> <div class="nist-block "> <h2 class="nist-block__title"> <div class="string">Projects and Programs</div> </h2> <div class="nist-field nist-field--label-hidden entity-reference"> <div class="nist-field__items"> <div class="nist-field__item"> <article about="/programs-projects/biomanufacturing-initiative" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/programs-projects/biomanufacturing-initiative" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2018/07/10/bioman-lifecycle_2.jpg?itok=Ga4nFE4j" width="100" height="76" alt="Bioman lifecycle" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/biomanufacturing-initiative"><span>Biomanufacturing Initiative</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> Protein drugs are the top selling pharmaceuticals worldwide, a hundred billion dollar industry, but also the fastest growing category of health care costs. The </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/plastic-pollution-measurement-science" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/programs-projects/plastic-pollution-measurement-science" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2020/01/23/PlasticDebris_KaylaBrignac.jpg?itok=9e3mvlMx" width="100" height="56" alt="Plastic marine debris" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/plastic-pollution-measurement-science"><span>Plastic Pollution Measurement Science</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> While plastics have yielded immense benefits to society, discarded plastics or plastic pollution has become a pervasive highly visible problem especially in the </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/and-polyfluoroalkyl-substances-pfas" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/programs-projects/and-polyfluoroalkyl-substances-pfas" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/10/11/Per-%20and%20Polyfluoroalkyl%20Substances.jpg?itok=pjkAWDZ-" width="100" height="67" alt="Photo montage showing fill the airplane with fire-fighting foam, a spilled glass of wine on the tablecloth. Cleaning clothes and furniture from stains, Discarded Fast Food Wrappers Littered on Ground, wateproof jacket with water droplets on it. Jacket using the gore-tex technology." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/and-polyfluoroalkyl-substances-pfas"><span>Per- and Polyfluoroalkyl Substances (PFAS)</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> NIST works to improve confidence in measurements and conducts research on PFAS for better human health and the environment. </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/nist-food-safety-program" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/programs-projects/nist-food-safety-program" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2019/10/23/cropped-adobestock_250227943.jpg?itok=mCTkp3_8" width="100" height="65" alt="photo collage of meats, cheese, eggs, fish, and shellfish" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/nist-food-safety-program"><span>NIST Food Safety Program</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> A multi-disciplinary team is helping to ensure food safety and authenticity. </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/nist-tools-cannabis-laboratory-quality-assurance" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/programs-projects/nist-tools-cannabis-laboratory-quality-assurance" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2020/06/11/Cannabis.jpg?itok=5OoJOxlH" width="75" height="100" alt="Cannabis" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/nist-tools-cannabis-laboratory-quality-assurance"><span>NIST Tools for Cannabis Laboratory Quality Assurance</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> NIST has developed an integrated measurement services program for forensic and cannabis testing laboratories to help ensure the quality of routine analysis </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/automotive-lightweighting" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/automotive-lightweighting"><span>Automotive Lightweighting</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> Our objective is to support the efforts of the US automotive industry and its suppliers to incorporate advanced lightweight materials for improving fuel economy </div> </div> </div> </article> </div> <div class="nist-field__item"> <article about="/programs-projects/developing-materials-innovation-infrastructure" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/programs-projects/developing-materials-innovation-infrastructure"><span>Developing a Materials Innovation Infrastructure</span> </a></h3> <div class="nist-teaser__type"> <div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div> </div> </header> <div class="nist-teaser__content"> <div class="text-long"> Develop a materials innovation infrastructure for the design and discovery of inorganic materials to reduce the time and cost for deploying new materials into </div> </div> </div> </article> </div> </div> </div> <div class="link-list"> <a href="/web/20240205000142/https://www.nist.gov/laboratories/projects-programs/org/5656">View All Projects/Programs</a> </div> </div> </div> <div class="paragraph paragraph--type--dynamic-content-list-ou paragraph--view-mode--default"> <div class="nist-block "> <h2 class="nist-block__title"> <div class="string">Awards</div> </h2> <div class="viewsreference"><div class="views-element-container"><div class="js-view-dom-id-47482f1952386268563e8bf332315dc910a8005214724baca45128bf79b256bf"> <div> <article about="/nist-awards/2023-bronze-medal-award-michael-nelson-blaza-toman-david-newton-johanna-camara-lane" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/nist-awards/2023-bronze-medal-award-michael-nelson-blaza-toman-david-newton-johanna-camara-lane"><span>2023 - Bronze Medal Award---Michael Nelson, Blaza Toman, David Newton, Johanna Camara, Lane Sander, Amanda Koepke, Katrice Lippa</span> </a></h3> </header> <div class="nist-teaser__content"> <div class="string-long">For development and deployment of a statistical tool for experiment design and rigorous assessment of measurement uncertainty for chemical analysis.</div> </div> </div> </article> </div> <div> <article about="/nist-awards/2023-bronze-medal-award-nicholas-derimow-jake-benzing-newell-moser-orion-kafka-nik-hrabe" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/nist-awards/2023-bronze-medal-award-nicholas-derimow-jake-benzing-newell-moser-orion-kafka-nik-hrabe"><span>2023 - Bronze Medal Award---Nicholas Derimow, Jake Benzing, Newell Moser, Orion Kafka, Nik Hrabe</span> </a></h3> </header> <div class="nist-teaser__content"> <div class="string-long">For development of a method to control and enhance performance of 3D-printed titanium, leading to first-time industry use in critical applications.</div> </div> </div> </article> </div> <div> <article about="/nist-awards/2023-bronze-medal-award-kyle-anderson" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/nist-awards/2023-bronze-medal-award-kyle-anderson" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2024/01/07/Anderson.Bronze.jpg?itok=4hXXWU4v" width="71" height="100" alt="Headshot of Kyle Anderson, Bronze Award Winner" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/nist-awards/2023-bronze-medal-award-kyle-anderson"><span>2023 - Bronze Medal Award---Kyle Anderson</span> </a></h3> </header> <div class="nist-teaser__content"> <div class="string-long">For developing novel hydrogen-exchange mass-spectrometry methods that improve understanding of the structure and activity of protein-based drugs.</div> </div> </div> </article> </div> <div> <article about="/nist-awards/2023-bronze-medal-award-martin-stevens-ralph-jimenez-charles-h-camp-jr-thomas-gerrits" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/nist-awards/2023-bronze-medal-award-martin-stevens-ralph-jimenez-charles-h-camp-jr-thomas-gerrits"><span>2023 - Bronze Medal Award---Martin Stevens, Ralph Jimenez, Charles H. Camp Jr., Thomas Gerrits</span> </a></h3> </header> <div class="nist-teaser__content"> <div class="string-long">For refuting published claims about quantum-enhanced microscopy by careful measurements of molecular absorption of photon pairs.</div> </div> </div> </article> </div> <footer> <div class="link-list"><a href="/web/20240205000142/https://www.nist.gov/awards/org/5656">View All Awards</a></div> </footer> </div> </div> </div> </div> </div> <div class="paragraph paragraph--type--dynamic-content-list-ou paragraph--view-mode--default"> <div class="nist-block "> <h2 class="nist-block__title"> <div class="string">Press Coverage</div> </h2> <div class="viewsreference"><div class="views-element-container"><div class="js-view-dom-id-1207a51427a1ea136db6a129a70f17d0c4166b079d8272eba920bb08344814a2"> <div> <article about="/press-coverage/setting-standards-stool" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/press-coverage/setting-standards-stool"><span>Setting Standards for Stool</span> </a></h3> <div class="nist-teaser__type"> </div> <div class="nist-teaser__date"> <div class="datetime"><time datetime="2024-01-19T12:00:00Z">January 19, 2024</time> </div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> Microbiome studies have yielded hundreds of ideas for ways to detect and influence human health, but the field struggles with reproducibility... </div> </div> </div> </article> </div> <div> <article about="/press-coverage/making-standards-exceptional" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/press-coverage/making-standards-exceptional" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/12/06/Samantha%20Maragh%20Highlight.JPG?itok=pzY4Xs4u" width="100" height="64" alt="A woman with long black hair wearing a purple blouse and black cardigan speaking at a podium in front of an audience." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/press-coverage/making-standards-exceptional"><span>Making Standards Exceptional</span> </a></h3> <div class="nist-teaser__type"> <div class="string">The Scientist</div> </div> <div class="nist-teaser__date"> <div class="datetime"><time datetime="2023-12-04T12:00:00Z">December 4, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> Samantha Maragh has taken on the difficult challenge of standardizing assays, data norms, and terminology in the ever evolving genome editing field. </div> </div> </div> </article> </div> <div> <article about="/press-coverage/dr-alshae-logan-jackson-microbiologist-uses-womenshistorymonth-reflect-women-history" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20240205000142/https://www.nist.gov/press-coverage/dr-alshae-logan-jackson-microbiologist-uses-womenshistorymonth-reflect-women-history" hreflang="en"><img loading="lazy" src="/web/20240205000142im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/03/13/Picture1.jpg?itok=i94M9JmU" width="67" height="100" alt="Alshae 2023" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/press-coverage/dr-alshae-logan-jackson-microbiologist-uses-womenshistorymonth-reflect-women-history"><span>Dr. Alshae' Logan-Jackson, a Microbiologist uses #WomensHistoryMonth to reflect on the women in history who played an important role in the quality of all our lives today.</span> </a></h3> <div class="nist-teaser__type"> <div class="string">Instagram: Department of Commerce</div> </div> <div class="nist-teaser__date"> <div class="datetime"><time datetime="2023-03-24T12:00:00Z">March 24, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> Alshae’ Logan’s thoughts on Women’s History contributions were shared with the DOC community for Women’s History Month. </div> </div> </div> </article> </div> <div> <article about="/press-coverage/world-depends-strange-collection-items-theyre-not-cheap" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20240205000142/https://www.nist.gov/press-coverage/world-depends-strange-collection-items-theyre-not-cheap"><span>The World Depends on a Strange Collection of Items. They're Not Cheap</span> </a></h3> <div class="nist-teaser__type"> <div class="string">Veritasium YouTube Channel</div> </div> <div class="nist-teaser__date"> <div class="datetime"><time datetime="2022-11-19T12:00:00Z">November 19, 2022</time> </div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> Steven Choquette, Benjamin Place, and Johanna Camara talk about the world of Standard Reference Materials. </div> </div> </div> </article> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> <div class="grid-container"> <div class="nist-page__region nist-page__region--content-bottom"> <div class="nist-block nist-block--contact"> <h2 class="nist-block__title">Contacts</h2> <div class="nist-contact"> <h3 class="nist-contact__heading">GENERAL INFORMATION: 301-975-8300 (PHONE); MMLINFO@NIST.GOV; 100 BUREAU DRIVE, M/S 8300, GAITHERSBURG, MD 20899-8300</h3> <ul class="nist-contact__items"> </ul> </div> <div class="nist-contact"> <h3 class="nist-contact__heading">MML ACTING DIRECTOR</h3> <ul class="nist-contact__items"> <li about="/people/stephanie-hooker" class="nist-contact__item"> <div class="nist-contact__name"><a href="/web/20240205000142/https://www.nist.gov/people/stephanie-hooker" title="View staff profile page">Stephanie Hooker</a></div> <div> <a href="https://web.archive.org/web/20240205000142/mailto:stephanie.hooker@nist.gov">stephanie.hooker@nist.gov</a> </div> <div> (843) 460-9795 </div> </li> </ul> </div> </div> </div> </div> </section> </div> <div data-elastic-exclude>  <footer class="nist-footer padding-bottom-4"> <div class="grid-container nist-footer__info"> <div class="grid-row"> <div class="tablet:grid-col-6"> <div class="nist-footer__logo"> <a href="/web/20240205000142/https://www.nist.gov/" title="National Institute of Standards and Technology" rel="home"> <img class="nist-footer__logo-img" src="/web/20240205000142im_/https://www.nist.gov/libraries/nist-component-library/dist/img/logo/NIST-Logo-Brand-White.svg" alt="National Institute of Standards and Technology logo" width="300px" height="42px"/> </a> </div> <div class="nist-footer__contact"> <h3 class="nist-footer__contact-heading">HEADQUARTERS</h3> <address> 100 Bureau Drive<br> Gaithersburg, MD 20899<br> <a href="https://web.archive.org/web/20240205000142/tel:301-975-2000">301-975-2000</a> </address> <p> <a href="https://web.archive.org/web/20240205000142/mailto:do-webmaster@nist.gov">Webmaster</a> | <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/about-nist/contact-us">Contact Us</a> | <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/visit">Our Other Offices</a> </p> </div> </div> <div class="tablet:grid-col-6"> <div class="nist-footer__social-links"> <a class="nist-social nist-social--twitter-white" href="https://web.archive.org/web/20240205000142/https://twitter.com/NIST"> <span>Twitter</span> </a> <a class="nist-social nist-social--facebook-white" href="https://web.archive.org/web/20240205000142/https://www.facebook.com/NIST"> <span>Facebook</span> </a> <a class="nist-social nist-social--linkedin-white" href="https://web.archive.org/web/20240205000142/https://www.linkedin.com/company/nist"> <span>LinkedIn</span> </a> <a class="nist-social nist-social--instagram-white" href="https://web.archive.org/web/20240205000142/https://www.instagram.com/nist/"> <span>Instagram</span> </a> <a class="nist-social nist-social--youtube-white" href="https://web.archive.org/web/20240205000142/https://www.youtube.com/NIST"> <span>YouTube</span> </a> <a class="nist-social nist-social--giphy-white" href="https://web.archive.org/web/20240205000142/https://giphy.com/nist"> <span>Giphy</span> </a> <a class="nist-social nist-social--rss-white" href="https://web.archive.org/web/20240205000142/https://www.nist.gov/news-events/nist-rss-feeds"> <span>RSS Feed</span> </a> <a class="nist-social nist-social--envelope-white" href="https://web.archive.org/web/20240205000142/https://public.govdelivery.com/accounts/USNIST/subscriber/new"> <span>Mailing List</span> </a> </div> <div class="nist-footer__feedback"> How are we doing? <a class="usa-button" rel="nofollow" href="/web/20240205000142/https://www.nist.gov/form/nist-gov-feedback?destination=/mml" title="Provide feedback">Feedback</a> </div> </div> </div> </div> <div class="grid-container"> <div class="nist-footer__nav" role="navigation"> <ul> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/privacy-policy">Site Privacy</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/oism/accessibility">Accessibility</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/privacy">Privacy Program</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/oism/copyrights">Copyrights</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.commerce.gov/vulnerability-disclosure-policy">Vulnerability Disclosure</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/no-fear-act-policy">No Fear Act Policy</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/office-director/freedom-information-act">FOIA</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/environmental-policy-statement">Environmental Policy</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/summary-report-scientific-integrity">Scientific Integrity</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.nist.gov/nist-information-quality-standards">Information Quality Standards</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://www.commerce.gov/">Commerce.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/http://www.science.gov/">Science.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/http://www.usa.gov/">USA.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20240205000142/https://vote.gov/">Vote.gov</a> </li> </ul> </div> </div> </footer>  </div> </div> <script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","scriptPath":null,"pathPrefix":"","currentPath":"node\/341066","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","suppressDeprecationErrors":true,"back_to_top":{"back_to_top_button_trigger":100,"back_to_top_prevent_on_mobile":false,"back_to_top_prevent_in_admin":true,"back_to_top_button_type":"image","back_to_top_button_text":"Back to top"},"google_analytics":{"account":"G-HEQ0YF2VYL","trackOutbound":true,"trackMailto":true,"trackTel":true,"trackDownload":true,"trackDownloadExtensions":"7z|aac|arc|arj|asf|asx|avi|bin|bsh|c|csv|doc(x|m)?|dot(x|m)?|dw(fx|g|gd)|dxf|eps|epub|exe|f(90)|flv|gif|gz|gzip|hqx|jar|jpe?g|js|m1v|mp(2|3|4|e?g)|mobi|mov(ie)?|msi|msp|pdf|phps|pl|png|ppt(x|m)?|pot(x|m)?|pps(x|m)?|ppam|sld(x|m)?|thmx|qtm?|ra(m|r)?|rfa|rtf|rvt|sch|sea|sit|swf|tar|tgz|tif|txt|txz|wav|wma|wmv|wpd|wrl|xls(x|m|b)?|xlt(x|m)|xlam|xml|xsd|z|zip"},"nist_search":{"clickTracking":"search-report-click","isDebug":false,"clickTrackEnabled":true,"message":"NIST Search in debug mode. Check the browsers network inspector for Click Track reporting results..."},"data":{"extlink":{"extTarget":false,"extTargetNoOverride":false,"extNofollow":false,"extNoreferrer":false,"extFollowNoOverride":false,"extClass":"ext","extLabel":"(link is external)","extImgClass":false,"extSubdomains":true,"extExclude":"\\.gov\\\/|\\.mil\\\/|\\manufacturingusa\\.com\\\/","extInclude":"","extCssExclude":".ck-editor, .nist-social","extCssExplicit":"","extAlert":true,"extAlertText":"Thank you for visiting NIST. We hope your visit was informative. We have provided a link to this site because it has information that may be of interest to our users. NIST does not necessarily endorse the views expressed or the facts presented on this site. Further, NIST does not endorse any commercial products that may be advertised or available on this site. Click OK to be directed to your link.","mailtoClass":"0","mailtoLabel":"(link sends email)","extUseFontAwesome":false,"extIconPlacement":"after","extFaLinkClasses":"fa fa-external-link","extFaMailtoClasses":"fa fa-envelope-o","whitelistedDomains":[]}},"user":{"uid":0,"permissionsHash":"2f77e4dcfce20728ac491170886da836c10b580f9bdfeb9c9e729fe4958834d5"}}</script> <script src="/web/20240205000142js_/https://www.nist.gov/sites/default/files/js/js_L4s-xoxkQ67XMK98eQiz0h1j1ibNkR1AmjhYszY77y0.js?scope=footer&delta=0&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"></script> <script src="https://web.archive.org/web/20240205000142js_/https://siteimproveanalytics.com/js/siteanalyze_6017546.js" async></script> <script src="/web/20240205000142js_/https://www.nist.gov/sites/default/files/js/js_QyCqx83qyFFTtjxWcpiMrJORM1k2kQKf3MQTsss6GA8.js?scope=footer&delta=2&language=en&theme=nist_www&include=eJx1TwGOwyAM-xBXnoRCySC3lDAC6-33R3udWk06CaHYjmzHw3x3TcYr1p-z-1bj_5FolmyiSGR0kIFfjWa1n4TJpM3daHBB1swCwbU6bChHG-FPVmpIS6nyRPtJbBV2riVccCQLe6hukWADKfhhzJTvRl_acBkNFfd9G1k88HX-OqxsQghY39Ct63rdvuBtBX_aFmBD7QV4OqApUCFWKEnfyslMPZfumTRhME_CVe3-T6N156MfPjqwS0gxtTN3obnKdv4vXRCeuQ"></script> <script type="text/javascript">window.NREUM||(NREUM={});NREUM.info={"beacon":"bam.nr-data.net","licenseKey":"37b7ccb661","applicationID":"1089704227","transactionName":"YFxUN0sADEdYVkBaClkWdwBNCA1aFkVVVABoWlcAUQQ=","queueTime":5,"applicationTime":35,"atts":"TBtXQQMaH0k=","errorBeacon":"bam.nr-data.net","agent":""}</script></body> </html>

CINXE.COM

Material Measurement Laboratory | NIST