CINXE.COM
User Facilities | NIST
<!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="https://web-static.archive.org/_static/js/bundle-playback.js?v=7YQSqjSh" charset="utf-8"></script> <script type="text/javascript" src="https://web-static.archive.org/_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="https://web-static.archive.org/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("https://www.nist.gov/labs-major-programs/user-facilities","20221130012904","https://web.archive.org/","web","https://web-static.archive.org/_static/", "1669771744"); </script> <link rel="stylesheet" type="text/css" href="https://web-static.archive.org/_static/css/banner-styles.css?v=p7PEIJWi" /> <link rel="stylesheet" type="text/css" href="https://web-static.archive.org/_static/css/iconochive.css?v=3PDvdIFv" /> <!-- End Wayback Rewrite JS Include --> <meta charset="utf-8"/><script type="text/javascript">(window.NREUM||(NREUM={})).init={ajax:{deny_list:["gov-bam.nr-data.net"]}};(window.NREUM||(NREUM={})).loader_config={licenseKey:"37b7ccb661",applicationID:"1089704227"};/*! For license information please see nr-loader-rum-1220.min.js.LICENSE.txt */ !function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.NRBA=e():t.NRBA=e()}(self,(function(){return function(){var t,e,n={9034:function(t,e,n){"use strict";var r=n(4168);e.Z=(0,r.ky)(16)},5973:function(t,e,n){"use strict";n.d(e,{I:function(){return r}});var r=0,o=navigator.userAgent.match(/Firefox[\/\s](\d+\.\d+)/);o&&(r=+o[1])},4280:function(t,e,n){"use strict";n.d(e,{H:function(){return o}});var r=document.createElement("div");r.innerHTML="\x3c!--[if lte IE 6]><div></div><![endif]--\x3e\x3c!--[if lte IE 7]><div></div><![endif]--\x3e\x3c!--[if lte IE 8]><div></div><![endif]--\x3e\x3c!--[if lte IE 9]><div></div><![endif]--\x3e";var o,i=r.getElementsByTagName("div").length;o=4===i?6:3===i?7:2===i?8:1===i?9:0},5955:function(t,e,n){"use strict";n.d(e,{I:function(){return r}});var r=function(t,e){var n=this;return t&&"object"==typeof t?e&&"object"==typeof e?(Object.assign(this,e),void Object.entries(t).forEach((function(t){var e=t[0],r=t[1];n[e]=r}))):console.error("setting a Configurable requires a model to set its initial properties"):console.error("setting a Configurable requires an object as input")}},441:function(t,e,n){"use strict";n.d(e,{C:function(){return c},L:function(){return u}});var r=n(1424),o=n(5955),i={beacon:r.ce.beacon,errorBeacon:r.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 c(t){if(!t)throw new Error("All info objects require an agent identifier!");if(!a[t])throw new Error("Info for "+t+" was never set");return a[t]}function u(t,e){if(!t)throw new Error("All info objects require an agent identifier!");a[t]=new o.I(e,i),(0,r.Qy)(t,a[t],"info")}},1476:function(t,e,n){"use strict";n.d(e,{Dg:function(){return c},Mt:function(){return u}});var r=n(1424),o=n(5955),i={privacy:{cookies_enabled:!0},ajax:{deny_list:void 0,enabled:!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},ssl:void 0,obfuscate:void 0,jserrors:{enabled:!0},metrics:{enabled:!0},page_action:{enabled:!0},page_view_event:{enabled:!0},page_view_timing:{enabled:!0},session_trace:{enabled:!0},spa:{enabled:!0}},a={};function c(t,e){if(!t)throw new Error("All configuration objects require an agent identifier!");a[t]=new o.I(e,i),(0,r.Qy)(t,a[t],"config")}function u(t,e){if(!t)throw new Error("All configuration objects require an agent identifier!");var n=function(t){if(!t)throw new Error("All configuration objects require an agent identifier!");if(!a[t])throw new Error("Configuration for "+t+" was never set");return a[t]}(t);if(n){for(var r=e.split("."),o=0;o<r.length-1;o++)if("object"!=typeof(n=n[r[o]]))return;n=n[r[r.length-1]]}return n}},2085:function(t,e,n){"use strict";n.d(e,{Y:function(){return r}});var r=(0,n(1424).mF)().o},1220:function(t,e,n){"use strict";n.d(e,{O:function(){return w},s:function(){return x}});var r={};n.r(r),n.d(r,{agent:function(){return a},match:function(){return f},version:function(){return c}});var o=n(4280),i=n(6959),a=null,c=null;if(navigator.userAgent){var u=navigator.userAgent,s=u.match(/Version\/(\S+)\s+Safari/);s&&-1===u.indexOf("Chrome")&&-1===u.indexOf("Chromium")&&(a="Safari",c=s[1])}function f(t,e){if(!a)return!1;if(t!==a)return!1;if(!e)return!0;if(!c)return!1;for(var n=c.split("."),r=e.split("."),o=0;o<r.length;o++)if(r[o]!==n[o])return!1;return!0}var d=n(5955),l=n(1424),v=n(4168),p=window.sessionStorage,h="NRBA_SESSION_ID";var g=n(1476),y=window.XMLHttpRequest,m=y&&y.prototype,b={};function w(t){if(!t)throw new Error("All runtime objects require an agent identifier!");if(!b[t])throw new Error("Runtime for "+t+" was never set");return b[t]}function x(t,e){if(!t)throw new Error("All runtime objects require an agent identifier!");var n,a;b[t]=new d.I(e,(n=t,{customTransaction:void 0,disabled:!1,features:{},maxBytes:6===o.H?2e3:3e4,offset:(0,i.yf)(),onerror:void 0,origin:""+window.location,ptid:void 0,releaseIds:{},sessionId:!0===(0,g.Mt)(n,"privacy.cookies_enabled")?(null===(a=p.getItem(h))&&(a=(0,v.ky)(16),p.setItem(h,a)),a):"0",xhrWrappable:y&&m&&m.addEventListener&&!/CriOS/.test(navigator.userAgent),userAgent:r})),(0,l.Qy)(t,b[t],"runtime")}},158:function(t,e,n){"use strict";n.d(e,{q:function(){return r}});var r=["1220","PROD"].filter((function(t){return t})).join(".")},3707:function(t,e,n){"use strict";n.d(e,{w:function(){return o}});var r={agentIdentifier:""},o=function(t){var e=this;if("object"!=typeof t)return console.error("shared context requires an object as input");this.sharedContext={},Object.assign(this.sharedContext,r),Object.entries(t).forEach((function(t){var n=t[0],o=t[1];Object.keys(r).includes(n)&&(e.sharedContext[n]=o)}))}},1776:function(t,e,n){"use strict";n.d(e,{ee:function(){return r}});var r,o=n(1424),i=n(4217),a=n(357),c="nr@context",u=(0,o.fP)();function s(){}function f(){return new s}function d(){(r.backlog.api||r.backlog.feature)&&(r.aborted=!0,r.backlog={})}u.ee?r=u.ee:(r=function t(e,n){var o={},u={},l={},v={on:g,addEventListener:g,removeEventListener:y,emit:h,get:b,listeners:m,context:p,buffer:w,abort:d,aborted:!1,isBuffering:x,debugId:n,backlog:e&&e.backlog?e.backlog:{}};return v;function p(t){return t&&t instanceof s?t:t?(0,i.X)(t,c,f):f()}function h(t,n,o,i,a){if(!1!==a&&(a=!0),!r.aborted||i){e&&a&&e.emit(t,n,o);for(var c=p(o),s=m(t),f=s.length,d=0;d<f;d++)s[d].apply(c,n);var l=O()[u[t]];return l&&l.push([v,t,n,c]),c}}function g(t,e){o[t]=m(t).concat(e)}function y(t,e){var n=o[t];if(n)for(var r=0;r<n.length;r++)n[r]===e&&n.splice(r,1)}function m(t){return o[t]||[]}function b(e){return l[e]=l[e]||t(v,e)}function w(t,e){var n=O();v.aborted||(0,a.D)(t,(function(t,r){e=e||"feature",u[r]=e,e in n||(n[e]=[])}))}function x(t){return!!O()[u[t]]}function O(){return v.backlog}}(void 0,"globalEE"),u.ee=r)},7361:function(t,e,n){"use strict";n.d(e,{E:function(){return r},p:function(){return o}});var r=n(1776).ee.get("handle");function o(t,e,n,o,i){i?(i.buffer([t],o),i.emit(t,e,n)):(r.buffer([t],o),r.emit(t,e,n))}},3350:function(t,e,n){"use strict";n.d(e,{X:function(){return i}});var r=n(7361);i.on=a;var o=i.handlers={};function i(t,e,n,i){a(i||r.E,o,t,e,n)}function a(t,e,n,o,i){i||(i="feature"),t||(t=r.E);var a=e[i]=e[i]||{};(a[n]=a[n]||[]).push([t,o])}},4408:function(t,e,n){"use strict";n.d(e,{m:function(){return i}});var r=!1;try{var o=Object.defineProperty({},"passive",{get:function(){r=!0}});window.addEventListener("testPassive",null,o),window.removeEventListener("testPassive",null,o)}catch(t){}function i(t){return r?{passive:!0,capture:!!t}:!!t}},4168:function(t,e,n){"use strict";function r(){var t=null,e=0,n=window.crypto||window.msCrypto;function r(){return t?15&t[e++]:16*Math.random()|0}n&&n.getRandomValues&&(t=n.getRandomValues(new Uint8Array(31)));for(var o,i="xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx",a="",c=0;c<i.length;c++)a+="x"===(o=i[c])?r().toString(16):"y"===o?(o=3&r()|8).toString(16):o;return a}function o(t){var e=null,n=0,r=window.crypto||window.msCrypto;r&&r.getRandomValues&&Uint8Array&&(e=r.getRandomValues(new Uint8Array(31)));for(var o=[],i=0;i<t;i++)o.push(a().toString(16));return o.join("");function a(){return e?15&e[n++]:16*Math.random()|0}}n.d(e,{Rl:function(){return r},ky:function(){return o}})},6959:function(t,e,n){"use strict";n.d(e,{nb:function(){return u},os:function(){return s},yf:function(){return c},zO:function(){return a}});var r=n(2364),o=(new Date).getTime(),i=o;function a(){return r.G&&performance.now?Math.round(performance.now()):(o=Math.max((new Date).getTime(),o))-i}function c(){return o}function u(t){i=t}function s(){return i}},2364:function(t,e,n){"use strict";n.d(e,{G:function(){return r}});var r=void 0!==window.performance&&window.performance.timing&&void 0!==window.performance.timing.navigationStart},1793:function(t,e,n){"use strict";function r(t){var e,n=0;for(e=0;e<t.length;e++)n+=(e+1)*t.charCodeAt(e);return Math.abs(n)}n.d(e,{v:function(){return s},s:function(){return u}});var o=n(6972),i=n(5973),a=n(6959),c=n(2364),u=!0;function s(t){var e=function(){if(i.I&&i.I<9)return;if(c.G)return u=!1,window.performance.timing.navigationStart}()||function(){for(var t=document.cookie.split(" "),e=0;e<t.length;e++)if(0===t[e].indexOf("NREUM=")){for(var n,o,i,a,c=t[e].substring("NREUM=".length).split("&"),u=0;u<c.length;u++)0===c[u].indexOf("s=")?i=c[u].substring(2):0===c[u].indexOf("p=")?";"===(o=c[u].substring(2)).charAt(o.length-1)&&(o=o.substr(0,o.length-1)):0===c[u].indexOf("r=")&&";"===(n=c[u].substring(2)).charAt(n.length-1)&&(n=n.substr(0,n.length-1));if(n){var s=r(document.referrer);(a=s==n)||(a=r(document.location.href)==n&&s==o)}if(a&&i){if((new Date).getTime()-i>6e4)return;return i}}}();e&&((0,o.B)(t,"starttime",e),(0,a.nb)(e))}},6972:function(t,e,n){"use strict";n.d(e,{B:function(){return i},L:function(){return a}});var r=n(6959),o={};function i(t,e,n){void 0===n&&(n=(0,r.zO)()+(0,r.os)()),o[t]=o[t]||{},o[t][e]=n}function a(t,e,n,r){var i,a,c=t.sharedContext.agentIdentifier,u=null==(i=o[c])?void 0:i[n],s=null==(a=o[c])?void 0:a[r];void 0!==u&&void 0!==s&&t.store("measures",e,{value:s-u})}},7299:function(t,e,n){"use strict";n.d(e,{T:function(){return a}});var r=window,o=r;function i(){return o}var a={isFileProtocol:function(){var t=i(),e=!(!t.location||!t.location.protocol||"file:"!==t.location.protocol);e&&(a.supportabilityMetricSent=!0);return e},supportabilityMetricSent:!1}},847:function(t,e,n){"use strict";n.d(e,{K:function(){return a}});var r=n(1220),o=n(1476),i=["ajax","jserrors","metrics","page_action","page_view_event","page_view_timing","session_trace","spa"];function a(t){var e={};return i.forEach((function(n){e[n]=function(t,e){return!0!==(0,r.O)(e).disabled&&!1!==(0,o.Mt)(e,t+".enabled")}(n,t)})),e}},5023:function(t,e,n){"use strict";n.d(e,{W:function(){return o}});var r=n(1776),o=function(t,e,n){void 0===n&&(n=[]),this.agentIdentifier=t,this.aggregator=e,this.ee=r.ee.get(t),this.externalFeatures=n}},4217:function(t,e,n){"use strict";n.d(e,{X:function(){return o}});var r=Object.prototype.hasOwnProperty;function o(t,e,n){if(r.call(t,e))return t[e];var o=n();if(Object.defineProperty&&Object.keys)try{return Object.defineProperty(t,e,{value:o,writable:!0,enumerable:!1}),o}catch(t){}return t[e]=o,o}},357:function(t,e,n){"use strict";n.d(e,{D:function(){return o}});var r=Object.prototype.hasOwnProperty;function o(t,e){var n=[],o="",i=0;for(o in t)r.call(t,o)&&(n[i]=e(o,t[o]),i+=1);return n}},603:function(t,e,n){"use strict";n.d(e,{$c:function(){return s},Ng:function(){return f},RR:function(){return u}});var r=n(1476),o=n(3707),i=n(7299);function a(t,e){return a=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},a(t,e)}var c={regex:/^file:\/\/(.*)/,replacement:"file://OBFUSCATED"},u=function(t){var e,n;function r(e){return t.call(this,e)||this}n=t,(e=r).prototype=Object.create(n.prototype),e.prototype.constructor=e,a(e,n);var o=r.prototype;return o.shouldObfuscate=function(){return s(this.sharedContext.agentIdentifier).length>0},o.obfuscateString=function(t){if(!t||"string"!=typeof t)return t;for(var e=s(this.sharedContext.agentIdentifier),n=t,r=0;r<e.length;r++){var o=e[r].regex,i=e[r].replacement||"*";n=n.replace(o,i)}return n},r}(o.w);function s(t){var e=[],n=(0,r.Mt)(t,"obfuscate")||[];return e=e.concat(n),i.T.isFileProtocol()&&e.push(c),e}function f(t){for(var e=!1,n=!1,r=0;r<t.length;r++){"regex"in t[r]?"string"!=typeof t[r].regex&&t[r].regex.constructor!==RegExp&&(console&&console.warn&&console.warn('An obfuscation replacement rule contains a "regex" value with an invalid type (must be a string or RegExp)'),n=!0):(console&&console.warn&&console.warn('An obfuscation replacement rule was detected missing a "regex" value.'),n=!0);var o=t[r].replacement;o&&"string"!=typeof o&&(console&&console.warn&&console.warn('An obfuscation replacement rule contains a "replacement" value with an invalid type (must be a string)'),e=!0)}return!e&&!n}},1424:function(t,e,n){"use strict";n.d(e,{EZ:function(){return u},Qy:function(){return c},ce:function(){return o},fP:function(){return i},gG:function(){return s},mF:function(){return a}});var r=n(6959),o={beacon:"bam.nr-data.net",errorBeacon:"bam.nr-data.net"};function i(){return window.NREUM||(window.NREUM={}),void 0===window.newrelic&&(window.newrelic=window.NREUM),window.NREUM}function a(){var t=i();if(!t.o){var e=window,n=e.XMLHttpRequest;t.o={ST:setTimeout,SI:e.setImmediate,CT:clearTimeout,XHR:n,REQ:e.Request,EV:e.Event,PR:e.Promise,MO:e.MutationObserver,FETCH:e.fetch}}return t}function c(t,e,n){var o,a,c=i(),u=c.initializedAgents||{},s=u[t]||{};return Object.keys(s).length||(s.initializedAt={ms:(0,r.zO)(),date:new Date}),c.initializedAgents=Object.assign({},u,((a={})[t]=Object.assign({},s,((o={})[n]=e,o)),a)),c}function u(t,e){i()[t]=e}function s(){var t,e;return t=i(),e=t.info||{},t.info=Object.assign({beacon:o.beacon,errorBeacon:o.errorBeacon},e),function(){var t=i(),e=t.init||{};t.init=Object.assign({},e)}(),a(),function(){var t=i(),e=t.loader_config||{};t.loader_config=Object.assign({},e)}(),i()}},8539:function(t){t.exports=function(t,e,n){e||(e=0),void 0===n&&(n=t?t.length:0);for(var r=-1,o=n-e||0,i=Array(o<0?0:o);++r<o;)i[r]=t[e+r];return i}}},r={};function o(t){var e=r[t];if(void 0!==e)return e.exports;var i=r[t]={exports:{}};return n[t](i,i.exports,o),i.exports}o.m=n,o.n=function(t){var e=t&&t.__esModule?function(){return t.default}:function(){return t};return o.d(e,{a:e}),e},o.d=function(t,e){for(var n in e)o.o(e,n)&&!o.o(t,n)&&Object.defineProperty(t,n,{enumerable:!0,get:e[n]})},o.f={},o.e=function(t){return Promise.all(Object.keys(o.f).reduce((function(e,n){return o.f[n](t,e),e}),[]))},o.u=function(t){return t+"."+o.h().slice(0,8)+"-1220.js"},o.h=function(){return"2d6a2503b7f18a5b77dd"},o.o=function(t,e){return Object.prototype.hasOwnProperty.call(t,e)},t={},e="NRBA:",o.l=function(n,r,i,a){if(t[n])t[n].push(r);else{var c,u;if(void 0!==i)for(var s=document.getElementsByTagName("script"),f=0;f<s.length;f++){var d=s[f];if(d.getAttribute("src")==n||d.getAttribute("data-webpack")==e+i){c=d;break}}c||(u=!0,(c=document.createElement("script")).charset="utf-8",c.timeout=120,o.nc&&c.setAttribute("nonce",o.nc),c.setAttribute("data-webpack",e+i),c.src=n),t[n]=[r];var l=function(e,r){c.onerror=c.onload=null,clearTimeout(v);var o=t[n];if(delete t[n],c.parentNode&&c.parentNode.removeChild(c),o&&o.forEach((function(t){return t(r)})),e)return e(r)},v=setTimeout(l.bind(null,void 0,{type:"timeout",target:c}),12e4);c.onerror=l.bind(null,c.onerror),c.onload=l.bind(null,c.onload),u&&document.head.appendChild(c)}},o.r=function(t){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(t,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(t,"__esModule",{value:!0})},o.p="https://web.archive.org/web/20221130012904/https://js-agent.newrelic.com/",function(){var t={299:0,82:0};o.f.j=function(e,n){var r=o.o(t,e)?t[e]:void 0;if(0!==r)if(r)n.push(r[2]);else{var i=new Promise((function(n,o){r=t[e]=[n,o]}));n.push(r[2]=i);var a=o.p+o.u(e),c=new Error;o.l(a,(function(n){if(o.o(t,e)&&(0!==(r=t[e])&&(t[e]=void 0),r)){var i=n&&("load"===n.type?"missing":n.type),a=n&&n.target&&n.target.src;c.message="Loading chunk "+e+" failed.\n("+i+": "+a+")",c.name="ChunkLoadError",c.type=i,c.request=a,r[1](c)}}),"chunk-"+e,e)}};var e=function(e,n){var r,i,a=n[0],c=n[1],u=n[2],s=0;if(a.some((function(e){return 0!==t[e]}))){for(r in c)o.o(c,r)&&(o.m[r]=c[r]);if(u)u(o)}for(e&&e(n);s<a.length;s++)i=a[s],o.o(t,i)&&t[i]&&t[i][0](),t[i]=0},n=self.webpackChunkNRBA=self.webpackChunkNRBA||[];n.forEach(e.bind(null,0)),n.push=e.bind(null,n.push.bind(n))}();var i={};return function(){"use strict";o.r(i);var t=o(9034),e=o(4408),n=window,r=n.document;function a(t){"complete"===r.readyState&&t()}function c(t){a(t),r.addEventListener?n.addEventListener("load",t,(0,e.m)(!1)):n.attachEvent("onload",t)}function u(t){a(t),r.addEventListener?r.addEventListener("DOMContentLoaded",t,(0,e.m)(!1)):r.attachEvent("onreadystatechange",a)}var s=o(1776);function f(){f=function(){return t};var t={},e=Object.prototype,n=e.hasOwnProperty,r="function"==typeof Symbol?Symbol:{},o=r.iterator||"@@iterator",i=r.asyncIterator||"@@asyncIterator",a=r.toStringTag||"@@toStringTag";function c(t,e,n){return Object.defineProperty(t,e,{value:n,enumerable:!0,configurable:!0,writable:!0}),t[e]}try{c({},"")}catch(t){c=function(t,e,n){return t[e]=n}}function u(t,e,n,r){var o=e&&e.prototype instanceof l?e:l,i=Object.create(o.prototype),a=new j(r||[]);return i._invoke=function(t,e,n){var r="suspendedStart";return function(o,i){if("executing"===r)throw new Error("Generator is already running");if("completed"===r){if("throw"===o)throw i;return P()}for(n.method=o,n.arg=i;;){var a=n.delegate;if(a){var c=x(a,n);if(c){if(c===d)continue;return c}}if("next"===n.method)n.sent=n._sent=n.arg;else if("throw"===n.method){if("suspendedStart"===r)throw r="completed",n.arg;n.dispatchException(n.arg)}else"return"===n.method&&n.abrupt("return",n.arg);r="executing";var u=s(t,e,n);if("normal"===u.type){if(r=n.done?"completed":"suspendedYield",u.arg===d)continue;return{value:u.arg,done:n.done}}"throw"===u.type&&(r="completed",n.method="throw",n.arg=u.arg)}}}(t,n,a),i}function s(t,e,n){try{return{type:"normal",arg:t.call(e,n)}}catch(t){return{type:"throw",arg:t}}}t.wrap=u;var d={};function l(){}function v(){}function p(){}var h={};c(h,o,(function(){return this}));var g=Object.getPrototypeOf,y=g&&g(g(_([])));y&&y!==e&&n.call(y,o)&&(h=y);var m=p.prototype=l.prototype=Object.create(h);function b(t){["next","throw","return"].forEach((function(e){c(t,e,(function(t){return this._invoke(e,t)}))}))}function w(t,e){function r(o,i,a,c){var u=s(t[o],t,i);if("throw"!==u.type){var f=u.arg,d=f.value;return d&&"object"==typeof d&&n.call(d,"__await")?e.resolve(d.__await).then((function(t){r("next",t,a,c)}),(function(t){r("throw",t,a,c)})):e.resolve(d).then((function(t){f.value=t,a(f)}),(function(t){return r("throw",t,a,c)}))}c(u.arg)}var o;this._invoke=function(t,n){function i(){return new e((function(e,o){r(t,n,e,o)}))}return o=o?o.then(i,i):i()}}function x(t,e){var n=t.iterator[e.method];if(void 0===n){if(e.delegate=null,"throw"===e.method){if(t.iterator.return&&(e.method="return",e.arg=void 0,x(t,e),"throw"===e.method))return d;e.method="throw",e.arg=new TypeError("The iterator does not provide a 'throw' method")}return d}var r=s(n,t.iterator,e.arg);if("throw"===r.type)return e.method="throw",e.arg=r.arg,e.delegate=null,d;var o=r.arg;return o?o.done?(e[t.resultName]=o.value,e.next=t.nextLoc,"return"!==e.method&&(e.method="next",e.arg=void 0),e.delegate=null,d):o:(e.method="throw",e.arg=new TypeError("iterator result is not an object"),e.delegate=null,d)}function O(t){var e={tryLoc:t[0]};1 in t&&(e.catchLoc=t[1]),2 in t&&(e.finallyLoc=t[2],e.afterLoc=t[3]),this.tryEntries.push(e)}function E(t){var e=t.completion||{};e.type="normal",delete e.arg,t.completion=e}function j(t){this.tryEntries=[{tryLoc:"root"}],t.forEach(O,this),this.reset(!0)}function _(t){if(t){var e=t[o];if(e)return e.call(t);if("function"==typeof t.next)return t;if(!isNaN(t.length)){var r=-1,i=function e(){for(;++r<t.length;)if(n.call(t,r))return e.value=t[r],e.done=!1,e;return e.value=void 0,e.done=!0,e};return i.next=i}}return{next:P}}function P(){return{value:void 0,done:!0}}return v.prototype=p,c(m,"constructor",p),c(p,"constructor",v),v.displayName=c(p,a,"GeneratorFunction"),t.isGeneratorFunction=function(t){var e="function"==typeof t&&t.constructor;return!!e&&(e===v||"GeneratorFunction"===(e.displayName||e.name))},t.mark=function(t){return Object.setPrototypeOf?Object.setPrototypeOf(t,p):(t.__proto__=p,c(t,a,"GeneratorFunction")),t.prototype=Object.create(m),t},t.awrap=function(t){return{__await:t}},b(w.prototype),c(w.prototype,i,(function(){return this})),t.AsyncIterator=w,t.async=function(e,n,r,o,i){void 0===i&&(i=Promise);var a=new w(u(e,n,r,o),i);return t.isGeneratorFunction(n)?a:a.next().then((function(t){return t.done?t.value:a.next()}))},b(m),c(m,a,"Generator"),c(m,o,(function(){return this})),c(m,"toString",(function(){return"[object Generator]"})),t.keys=function(t){var e=[];for(var n in t)e.push(n);return e.reverse(),function n(){for(;e.length;){var r=e.pop();if(r in t)return n.value=r,n.done=!1,n}return n.done=!0,n}},t.values=_,j.prototype={constructor:j,reset:function(t){if(this.prev=0,this.next=0,this.sent=this._sent=void 0,this.done=!1,this.delegate=null,this.method="next",this.arg=void 0,this.tryEntries.forEach(E),!t)for(var e in this)"t"===e.charAt(0)&&n.call(this,e)&&!isNaN(+e.slice(1))&&(this[e]=void 0)},stop:function(){this.done=!0;var t=this.tryEntries[0].completion;if("throw"===t.type)throw t.arg;return this.rval},dispatchException:function(t){if(this.done)throw t;var e=this;function r(n,r){return a.type="throw",a.arg=t,e.next=n,r&&(e.method="next",e.arg=void 0),!!r}for(var o=this.tryEntries.length-1;o>=0;--o){var i=this.tryEntries[o],a=i.completion;if("root"===i.tryLoc)return r("end");if(i.tryLoc<=this.prev){var c=n.call(i,"catchLoc"),u=n.call(i,"finallyLoc");if(c&&u){if(this.prev<i.catchLoc)return r(i.catchLoc,!0);if(this.prev<i.finallyLoc)return r(i.finallyLoc)}else if(c){if(this.prev<i.catchLoc)return r(i.catchLoc,!0)}else{if(!u)throw new Error("try statement without catch or finally");if(this.prev<i.finallyLoc)return r(i.finallyLoc)}}}},abrupt:function(t,e){for(var r=this.tryEntries.length-1;r>=0;--r){var o=this.tryEntries[r];if(o.tryLoc<=this.prev&&n.call(o,"finallyLoc")&&this.prev<o.finallyLoc){var i=o;break}}i&&("break"===t||"continue"===t)&&i.tryLoc<=e&&e<=i.finallyLoc&&(i=null);var a=i?i.completion:{};return a.type=t,a.arg=e,i?(this.method="next",this.next=i.finallyLoc,d):this.complete(a)},complete:function(t,e){if("throw"===t.type)throw t.arg;return"break"===t.type||"continue"===t.type?this.next=t.arg:"return"===t.type?(this.rval=this.arg=t.arg,this.method="return",this.next="end"):"normal"===t.type&&e&&(this.next=e),d},finish:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.finallyLoc===t)return this.complete(n.completion,n.afterLoc),E(n),d}},catch:function(t){for(var e=this.tryEntries.length-1;e>=0;--e){var n=this.tryEntries[e];if(n.tryLoc===t){var r=n.completion;if("throw"===r.type){var o=r.arg;E(n)}return o}}throw new Error("illegal catch attempt")},delegateYield:function(t,e,n){return this.delegate={iterator:_(t),resultName:e,nextLoc:n},"next"===this.method&&(this.arg=void 0),d}},t}function d(t,e,n,r,o,i,a){try{var c=t[i](a),u=c.value}catch(t){return void n(t)}c.done?e(u):Promise.resolve(u).then(r,o)}var l=0;function v(t){var e;(e=f().mark((function e(){var n,r;return f().wrap((function(e){for(;;)switch(e.prev=e.next){case 0:if(!l++){e.next=2;break}return e.abrupt("return");case 2:return e.prev=2,e.next=5,o.e(552).then(o.bind(o,5552));case 5:return n=e.sent,r=n.aggregator,e.next=9,r(t);case 9:e.next=15;break;case 11:e.prev=11,e.t0=e.catch(2),console.error("Failed to successfully load all aggregators. Aborting...\n",e.t0),s.ee.abort();case 15:case"end":return e.stop()}}),e,null,[[2,11]])})),function(){var t=this,n=arguments;return new Promise((function(r,o){var i=e.apply(t,n);function a(t){d(i,r,o,a,c,"next",t)}function c(t){d(i,r,o,a,c,"throw",t)}a(void 0)}))})()}var p=o(8539),h=o.n(p),g=o(1424),y=o(1220),m=o(441),b=o(7361),w=o(357),x=o(6959);var O=o(1476),E=o(5955),j={accountID:void 0,trustKey:void 0,agentID:void 0,licenseKey:void 0,applicationID:void 0,xpid:void 0},_={};var P=!1;var A=o(6972),k=o(1793),L=o(5023);function S(t,e){return S=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},S(t,e)}var T,C,I,R=function(t){var e,n;function r(e){var n;return n=t.call(this,e)||this,(0,k.v)(e),(0,A.B)(e,"firstbyte",(0,x.yf)()),c((function(){return n.measureWindowLoaded()})),u((function(){return n.measureDomContentLoaded()})),n}n=t,(e=r).prototype=Object.create(n.prototype),e.prototype.constructor=e,S(e,n);var o=r.prototype;return o.measureWindowLoaded=function(){var t=(0,x.zO)();(0,A.B)(this.agentIdentifier,"onload",t+(0,x.os)()),(0,b.p)("timing",["load",t],void 0,void 0,this.ee)},o.measureDomContentLoaded=function(){(0,A.B)(this.agentIdentifier,"domContent",(0,x.zO)()+(0,x.os)())},r}(L.W);void 0!==document.hidden?(T="hidden",C="visibilitychange",I="visibilityState"):void 0!==document.msHidden?(T="msHidden",C="msvisibilitychange"):void 0!==document.webkitHidden&&(T="webkitHidden",C="webkitvisibilitychange",I="webkitVisibilityState");var M=o(2085);function N(t,e){return N=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},N(t,e)}var D=function(t){var n,r;function o(n){var r,o;if((r=t.call(this,n)||this).pageHiddenTime="hidden"===document.visibilityState?-1:1/0,r.performanceObserver,r.lcpPerformanceObserver,r.clsPerformanceObserver,r.fiRecorded=!1,!r.isEnabled())return function(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(r);if("PerformanceObserver"in window&&"function"==typeof window.PerformanceObserver){r.performanceObserver=new PerformanceObserver((function(){var t;return(t=r).perfObserver.apply(t,arguments)}));try{r.performanceObserver.observe({entryTypes:["paint"]})}catch(t){}r.lcpPerformanceObserver=new PerformanceObserver((function(){var t;return(t=r).lcpObserver.apply(t,arguments)}));try{r.lcpPerformanceObserver.observe({entryTypes:["largest-contentful-paint"]})}catch(t){}r.clsPerformanceObserver=new PerformanceObserver((function(){var t;return(t=r).clsObserver.apply(t,arguments)}));try{r.clsPerformanceObserver.observe({type:"layout-shift",buffered:!0})}catch(t){}}if("addEventListener"in document){r.fiRecorded=!1;["click","keydown","mousedown","pointerdown","touchstart"].forEach((function(t){document.addEventListener(t,(function(){var t;return(t=r).captureInteraction.apply(t,arguments)}),(0,e.m)(!1))}))}return o=function(){var t;return(t=r).captureVisibilityChange.apply(t,arguments)},"addEventListener"in document&&C&&document.addEventListener(C,(function(){I&&document[I]?o(document[I]):document[T]?o("hidden"):o("visible")}),(0,e.m)(!1)),r}r=t,(n=o).prototype=Object.create(r.prototype),n.prototype.constructor=n,N(n,r);var i=o.prototype;return i.isEnabled=function(){return!1!==(0,O.Mt)(this.agentIdentifier,"page_view_timing.enabled")},i.perfObserver=function(t,e){var n=this;t.getEntries().forEach((function(t){"first-paint"===t.name?(0,b.p)("timing",["fp",Math.floor(t.startTime)],void 0,void 0,n.ee):"first-contentful-paint"===t.name&&(0,b.p)("timing",["fcp",Math.floor(t.startTime)],void 0,void 0,n.ee)}))},i.lcpObserver=function(t,e){var n=t.getEntries();if(n.length>0){var r=n[n.length-1];if(this.pageHiddenTime<r.startTime)return;var o=[r],i=this.addConnectionAttributes({});i&&o.push(i),(0,b.p)("lcp",o,void 0,void 0,this.ee)}},i.clsObserver=function(t){var e=this;t.getEntries().forEach((function(t){t.hadRecentInput||(0,b.p)("cls",[t],void 0,void 0,e.ee)}))},i.addConnectionAttributes=function(t){var e=navigator.connection||navigator.mozConnection||navigator.webkitConnection;if(e)return e.type&&(t["net-type"]=e.type),e.effectiveType&&(t["net-etype"]=e.effectiveType),e.rtt&&(t["net-rtt"]=e.rtt),e.downlink&&(t["net-dlink"]=e.downlink),t},i.captureInteraction=function(t){if(t instanceof M.Y.EV&&!this.fiRecorded){var e=Math.round(t.timeStamp),n={type:t.type};this.addConnectionAttributes(n),e<=(0,x.zO)()?n.fid=(0,x.zO)()-e:e>(0,x.os)()&&e<=Date.now()?(e-=(0,x.os)(),n.fid=(0,x.zO)()-e):e=(0,x.zO)(),this.fiRecorded=!0,(0,b.p)("timing",["fi",e,n],void 0,void 0,this.ee)}},i.captureVisibilityChange=function(t){"hidden"===t&&(this.pageHiddenTime=(0,x.zO)(),(0,b.p)("pageHide",[this.pageHiddenTime],void 0,void 0,this.ee))},o}(L.W),q=o(3350),B="React",z="Angular",G="AngularJS",H="Backbone",F="Ember",V="Vue",Z="Meteor",U="Zepto",X="Jquery";function Q(){var t=[];try{(function(){try{if(window.React||window.ReactDOM||window.ReactRedux)return!0;if(document.querySelector("[data-reactroot], [data-reactid]"))return!0;for(var t=document.querySelectorAll("body > div"),e=0;e<t.length;e++)if(Object.keys(t[e]).indexOf("_reactRootContainer")>=0)return!0;return!1}catch(t){return!1}})()&&t.push(B),function(){try{return!!window.angular||(!!document.querySelector(".ng-binding, [ng-app], [data-ng-app], [ng-controller], [data-ng-controller], [ng-repeat], [data-ng-repeat]")||!!document.querySelector('script[src*="angular.js"], script[src*="angular.min.js"]'))}catch(t){return!1}}()&&t.push(G),function(){try{return!!(window.hasOwnProperty("ng")&&window.ng.hasOwnProperty("coreTokens")&&window.ng.coreTokens.hasOwnProperty("NgZone"))||!!document.querySelectorAll("[ng-version]").length}catch(t){return!1}}()&&t.push(z),window.Backbone&&t.push(H),window.Ember&&t.push(F),window.Vue&&t.push(V),window.Meteor&&t.push(Z),window.Zepto&&t.push(U),window.jQuery&&t.push(X)}catch(t){}return t}var W=o(7299),K=o(603),Y=o(158);function J(t,e){return J=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t},J(t,e)}var $=function(t){var e,n;function r(e){var n;return(n=t.call(this,e)||this).singleChecks(),(0,q.X)("record-supportability",(function(){var t;return(t=n).recordSupportability.apply(t,arguments)}),void 0,n.ee),(0,q.X)("record-custom",(function(){var t;return(t=n).recordCustom.apply(t,arguments)}),void 0,n.ee),n}n=t,(e=r).prototype=Object.create(n.prototype),e.prototype.constructor=e,J(e,n);var o=r.prototype;return o.recordSupportability=function(t,e){var n=["sm",t,{name:t},e];return(0,b.p)("storeMetric",n,null,void 0,this.ee),n},o.recordCustom=function(t,e){var n=["cm",t,{name:t},e];return(0,b.p)("storeEventMetrics",n,null,void 0,this.ee),n},o.singleChecks=function(){var t=this;this.recordSupportability("Generic/Version/"+Y.q+"/Detected"),u((function(){Q().forEach((function(e){t.recordSupportability("Framework/"+e+"/Detected")}))})),W.T.isFileProtocol()&&(this.recordSupportability("Generic/FileProtocol/Detected"),W.T.supportabilityMetricSent=!0);var e=(0,K.$c)(this.agentIdentifier);e.length>0&&this.recordSupportability("Generic/Obfuscate/Detected"),e.length>0&&!(0,K.Ng)(e)&&this.recordSupportability("Generic/Obfuscate/Invalid")},r}(L.W),tt=o(847);new Promise((function(e,n){if(P)e(P);else{var r=(0,g.gG)();try{(0,m.L)(t.Z,r.info),(0,O.Dg)(t.Z,r.init),function(t,e){if(!t)throw new Error("All loader-config objects require an agent identifier!");_[t]=new E.I(e,j),(0,g.Qy)(t,_[t],"loader_config")}(t.Z,r.loader_config),(0,y.s)(t.Z,{}),function(t){var e=(0,g.fP)(),n=s.ee.get(t),r=n.get("tracer"),o="api-",i="api-ixn-";function a(){}(0,w.D)(["setErrorHandler","finished","addToTrace","inlineHit","addRelease"],(function(t,n){e[n]=u(o,n,!0,"api")})),e.addPageAction=u(o,"addPageAction",!0),e.setCurrentRouteName=u(o,"routeName",!0),e.setPageViewName=function(e,n){if("string"==typeof e)return"/"!==e.charAt(0)&&(e="/"+e),(0,y.O)(t).customTransaction=(n||"https://web.archive.org/web/20221130012904/http://custom.transaction")+e,u(o,"setPageViewName",!0,"api")()},e.setCustomAttribute=function(e,n){var r,i=(0,m.C)(t);return(0,m.L)(t,Object.assign({},i,{jsAttributes:Object.assign({},i.jsAttributes,(r={},r[e]=n,r))})),u(o,"setCustomAttribute",!0,"api")()},e.interaction=function(){return(new a).get()};var c=a.prototype={createTracer:function(t,e){var o={},i=this,a="function"==typeof e;return(0,b.p)("api-ixn-tracer",[(0,x.zO)(),t,o],i,void 0,n),function(){if(r.emit((a?"":"no-")+"fn-start",[(0,x.zO)(),i,a],o),a)try{return e.apply(this,arguments)}catch(t){throw r.emit("fn-err",[arguments,this,"string"==typeof t?new Error(t):t],o),t}finally{r.emit("fn-end",[(0,x.zO)()],o)}}}};function u(t,e,r,o){return function(){return(0,b.p)("record-supportability",["API/"+e+"/called"],void 0,void 0,n),(0,b.p)(t+e,[(0,x.zO)()].concat(h()(arguments)),r?null:this,o,n),r?void 0:this}}(0,w.D)("actionText,setName,setAttribute,save,ignore,onEnd,getContext,end,get".split(","),(function(t,e){c[e]=u(i,e)})),e.noticeError=function(t,e){"string"==typeof t&&(t=new Error(t)),(0,b.p)("record-supportability",["API/noticeError/called"],void 0,void 0,n),(0,b.p)("err",[t,(0,x.zO)(),!1,e],void 0,void 0,n)}}(t.Z),e(P=!0)}catch(t){n(t)}}})).then((function(){var e,n,r,o=(0,tt.K)(t.Z);o.page_view_event&&new R(t.Z),o.page_view_timing&&new D(t.Z),o.metrics&&new $(t.Z),e="lite",n?setTimeout((function(){return v(e)}),r||1e3):c((function(){return v(e)}))}))}(),i}()}));</script> <noscript><style>form.antibot * :not(.antibot-message) { display: none !important; }</style> </noscript><script async src="https://web.archive.org/web/20221130012904js_/https://www.googletagmanager.com/gtag/js?id=UA-66610693-3"></script> <script>window.dataLayer = window.dataLayer || [];function gtag(){dataLayer.push(arguments)};gtag("js", new Date());gtag("set", "developer_id.dMDhkMT", true);gtag("config", "UA-66610693-3", {"groups":"default","anonymize_ip":true,"page_placeholder":"PLACEHOLDER_page_path","link_attribution":true,"allow_ad_personalization_signals":false,"custom_map":{"dimension2":"node_title","dimension3":"node_id","dimension7":"content_type"}});gtag("config", "G-HEQ0YF2VYL", {"groups":"default","page_placeholder":"PLACEHOLDER_page_location","link_attribution":true,"allow_ad_personalization_signals":false});gtag("config", "UA-33523145-1", {"groups":"default","anonymize_ip":true,"page_placeholder":"PLACEHOLDER_page_path","link_attribution":true,"allow_ad_personalization_signals":false,"custom_map":{"dimension2":"node_title","dimension3":"node_id","dimension7":"content_type"}});gtag("event", "custom", {"node_title":"User Facilities ","node_id":"388021","content_type":"Basic page"});</script> <link rel="canonical" href="https://web.archive.org/web/20221130012904/https://www.nist.gov/labs-major-programs/user-facilities"/> <link rel="shortlink" href="https://web.archive.org/web/20221130012904/https://www.nist.gov/node/388021"/> <meta name="description" content="To support U.S."/> <meta name="dcterms.title" content="User Facilities"/> <meta name="dcterms.description" content="To support U.S."/> <meta name="dcterms.date" content="2015-07-07T12:36-04:00"/> <meta name="dcterms.type" content="text"/> <meta name="dcterms.format" content="text/html"/> <meta name="dcterms.identifier" content="https://www.nist.gov/labs-major-programs/user-facilities"/> <meta name="dcterms.source" content="NIST"/> <meta name="dcterms.created" content="2015-07-07T12:36-04:00"/> <meta name="dcterms.modified" content="2022-01-18T08:22-05:00"/> <meta name="citation_title" content="User Facilities | NIST"/> <meta property="og:site_name" content="NIST"/> <meta property="og:type" content="Article"/> <meta property="og:url" content="https://web.archive.org/web/20221130012904/https://www.nist.gov/labs-major-programs/user-facilities"/> <meta property="og:title" content="User Facilities"/> <meta property="og:description" content="To support U.S."/> <meta property="article:published_time" content="2015-07-07T12:36-04:00"/> <meta property="article:modified_time" content="2022-01-18T08:22-05:00"/> <meta name="google-site-verification" content="QMu0ODkER3rN5hLcMLqNVf7e3bkjYsNLTuhqfH48jCA"/> <meta name="twitter:card" content="summary_large_image"/> <meta name="twitter:site" content="NIST"/> <meta name="twitter:description" content="To support U.S."/> <meta name="twitter:title" content="User Facilities"/> <meta name="twitter:url" content="https://web.archive.org/web/20221130012904im_/https://www.nist.gov/labs-major-programs/user-facilities"/> <meta name="Generator" content="Drupal 9 (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="2022-01-18T08:22:00-05:00"/> <script type="application/ld+json">{ "@context": "https://web.archive.org/web/20221130012904/https://schema.org", "@graph": [ { "@type": "Article", "headline": "User Facilities | NIST", "description": "\u003Cp\u003ETo support U.S.\u003C/p\u003E", "image": { "@type": "ImageObject", "representativeOfPage": "True" }, "datePublished": "2015-07-07T12:36-04:00", "dateModified": "2022-01-18T08:22-05:00" } ] }</script> <meta name="nist_search_bundle" class="elastic" content="page"/> <link rel="icon" href="/web/20221130012904im_/https://www.nist.gov/themes/custom/nist_www/favicon.ico" type="image/vnd.microsoft.icon"/> <title>User Facilities | NIST</title> <link rel="stylesheet" media="all" href="/web/20221130012904cs_/https://www.nist.gov/sites/default/files/css/css_6IARttm8vyVGJNHC35WOrBrHZqtrgyElXXf3aKPkCpU.css"/> <link rel="stylesheet" media="screen" href="/web/20221130012904cs_/https://www.nist.gov/sites/default/files/css/css_gD8QmGaNfUQuThtjB-S0EwEOZZNJP1QfUU1bDdLHbMU.css"/> <link rel="stylesheet" media="print" href="/web/20221130012904cs_/https://www.nist.gov/sites/default/files/css/css_zbjDhj-AmeVwgu9y0DlPwEfp7l-a5BpoK3MpoGmRB6o.css"/> <link rel="stylesheet" media="all" href="/web/20221130012904cs_/https://www.nist.gov/sites/default/files/css/css_PV0KmreUx3hVeYI6yGypf71UDz9BSQl1Z5DjiESDh-Y.css"/> <link rel="stylesheet" media="screen" href="/web/20221130012904cs_/https://www.nist.gov/sites/default/files/css/css_2gbjHG7WJjr5-ut95lIgQNG0L89Hi8B8tBMrX4YMAaw.css"/> <script src="/web/20221130012904js_/https://www.nist.gov/sites/default/files/js/js_-dbYZ4JxrJ1JstYSHl6hMbgz-yFcPPqDY0VSXVJZCIo.js"></script> </head> <body class="node-388021"> <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> <!-- nist-index-ignore-start --> <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/20221130012904im_/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鈥檚 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鈥檚 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/20221130012904im_/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/20221130012904im_/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鈥檝e safely connected to the .gov website. Share sensitive information only on official, secure websites. </p> </div> </div> </div> </div> </div> </section> <!-- nist-index-ignore-end --> <div data-elastic-exclude> <!-- nist-index-ignore-start --> <div class="nist-print-header" style="display:none;"> <p class="nist-print-header__url">https://www.nist.gov/labs-major-programs/user-facilities</p> <img class="nist-print-header__logo" width="289" height="38" src="/web/20221130012904im_/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/20221130012904/https://www.nist.gov/" title="National Institute of Standards and Technology" aria-label="Home"> <img src="/web/20221130012904im_/https://www.nist.gov/libraries/nist-component-library/dist/img/logo/logo.svg" alt="National Institute of Standards and Technology"/> </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/20221130012904/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/20221130012904im_/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/20221130012904/https://www.nist.gov/topics" class="usa-nav__link">All Topics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/advanced-communications" class="usa-nav__link">Advanced communications</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/artificial-intelligence" class="usa-nav__link">Artificial intelligence</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/bioscience" class="usa-nav__link">Bioscience</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/buildings-construction" class="usa-nav__link">Buildings and construction</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/chemistry" class="usa-nav__link">Chemistry</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/climate" class="usa-nav__link">Climate</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/cybersecurity" class="usa-nav__link">Cybersecurity</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/electronics" class="usa-nav__link">Electronics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/environment" class="usa-nav__link">Environment</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/fire" class="usa-nav__link">Fire</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/forensic-science" class="usa-nav__link">Forensic science</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/health" class="usa-nav__link">Health</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/information-technology" class="usa-nav__link">Information technology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/infrastructure" class="usa-nav__link">Infrastructure</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/manufacturing" class="usa-nav__link">Manufacturing</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/materials" class="usa-nav__link">Materials</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/metrology" class="usa-nav__link">Metrology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/nanotechnology" class="usa-nav__link">Nanotechnology</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/neutron-research" class="usa-nav__link">Neutron research</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/performance-excellence" class="usa-nav__link">Performance excellence</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/physics" class="usa-nav__link">Physics</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/public-safety" class="usa-nav__link">Public safety</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/resilience" class="usa-nav__link">Resilience</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/standards" class="usa-nav__link">Standards</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/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/20221130012904/https://www.nist.gov/labs-major-programs/laboratories" class="usa-nav__link">Laboratories</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20221130012904/https://www.nist.gov/ctl" class="usa-nav__link">Communications Technology Laboratory</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/el" class="usa-nav__link">Engineering Laboratory</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/itl" class="usa-nav__link">Information Technology Laboratory</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/mml" class="usa-nav__link">Material Measurement Laboratory</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/labs-major-programs/user-facilities" class="usa-nav__link usa-current">User Facilities</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20221130012904/https://www.nist.gov/ncnr" class="usa-nav__link">NIST Center for Neutron Research</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/cnst" class="usa-nav__link">CNST NanoFab</a> </li> </ul> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/laboratories/projects-programs" class="usa-nav__link">Research Projects</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/labs-major-programs/major-programs" class="usa-nav__link">Major Programs</a> <ul class="usa-nav__submenu-list"> <li> <a href="/web/20221130012904/https://www.nist.gov/baldrige" class="usa-nav__link">Baldrige Performance Excellence Program</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/mep" class="usa-nav__link">Manufacturing Extension Partnership (MEP)</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/oam" class="usa-nav__link">Office of Advanced Manufacturing</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/spo" class="usa-nav__link">Special Programs Office</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/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/20221130012904/https://www.nist.gov/calibrations" class="usa-nav__link">Calibration Services</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/nvlap" class="usa-nav__link">Laboratory Accreditation (NVLAP)</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/nist-quality-system" class="usa-nav__link">Quality System</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/srm" class="usa-nav__link">Standard Reference Materials (SRMs)</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/standardsgov" class="usa-nav__link">Standards.gov</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/pml/time-and-frequency-division/time-services" class="usa-nav__link">Time Services</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/services-resources/software" class="usa-nav__link">Software</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://webbook.nist.gov/chemistry/" class="usa-nav__link">Chemistry WebBook</a> </li> <li> <a href="https://web.archive.org/web/20221130012904/https://nvd.nist.gov/" class="usa-nav__link">National Vulnerability Database</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/pml/productsservices/physical-reference-data" class="usa-nav__link">Physical Reference Data</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/shop" class="usa-nav__link">Storefront</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/http://csrc.nist.gov/" class="usa-nav__link">Computer Security Resource Center (CSRC)</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/news-events/news" class="usa-nav__link">News</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/news-events/events" class="usa-nav__link">Events</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/blogs" class="usa-nav__link">Blogs</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/feature-stories" class="usa-nav__link">Feature Stories</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/video-gallery" class="usa-nav__link">Video Gallery</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/image-gallery" class="usa-nav__link">Image Gallery</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/director/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/20221130012904/https://www.nist.gov/about-nist" class="usa-nav__link">About Us</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/about-nist/visit" class="usa-nav__link">Visit</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/https://www.nist.gov/careers" class="usa-nav__link">Careers</a> </li> <li class="usa-nav__submenu-item"> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/director" class="usa-nav__link">Office of the Director</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/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/20221130012904/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/20221130012904/http://nistdigitalarchives.contentdm.oclc.org/" class="usa-nav__link">NIST Digital Archives</a> </li> <li> <a href="/web/20221130012904/https://www.nist.gov/nist-museum" class="usa-nav__link">NIST Museum</a> </li> <li> <a href="/web/20221130012904/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/20221130012904/https://www.nist.gov/education" class="usa-nav__link">Education & Resources for Kids</a> </li> </ul> </div> </div> </div> </li> </ul> </div> </nav> </header> <!-- nist-index-ignore-end --> </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="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 class="nist-block nist-block--main-menu"> <nav> <ul class="usa-sidenav usa-accordion "> <li class="usa-sidenav__item usa-sidenav__item--parent"> <a href="/web/20221130012904/https://www.nist.gov/labs-major-programs/laboratories" data-drupal-link-system-path="">Laboratories</a> <button class="usa-accordion__button" aria-expanded="false" aria-controls="main-1"><span class="usa-sr-only">Expand or Collapse</span></button> <ul id="main-1" class="usa-sidenav__sublist usa-accordion"> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/ctl" data-drupal-link-system-path="">Communications Technology Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/el" data-drupal-link-system-path="">Engineering Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/itl" data-drupal-link-system-path="">Information Technology Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/mml" data-drupal-link-system-path="">Material Measurement Laboratory</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/pml" data-drupal-link-system-path="">Physical Measurement Laboratory</a> </li> </ul> </li> <li class="usa-sidenav__item usa-sidenav__item--parent"> <a href="/web/20221130012904/https://www.nist.gov/labs-major-programs/user-facilities" class="usa-current" data-drupal-link-system-path="">User Facilities</a> <button class="usa-accordion__button" aria-expanded="true" aria-controls="main-2"><span class="usa-sr-only">Expand or Collapse</span></button> <ul id="main-2" class="usa-sidenav__sublist usa-accordion"> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/ncnr" data-drupal-link-system-path="">NIST Center for Neutron Research</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/cnst" data-drupal-link-system-path="">CNST NanoFab</a> </li> </ul> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/labs-major-programs/research-test-beds" data-drupal-link-system-path="">Research Test Beds</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/laboratories/projects-programs" data-drupal-link-system-path="">Research Projects</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/laboratories/tools-instruments" data-drupal-link-system-path="">Tools & Instruments</a> </li> <li class="usa-sidenav__item usa-sidenav__item--parent"> <a href="/web/20221130012904/https://www.nist.gov/labs-major-programs/major-programs" data-drupal-link-system-path="">Major Programs</a> <button class="usa-accordion__button" aria-expanded="false" aria-controls="main-6"><span class="usa-sr-only">Expand or Collapse</span></button> <ul id="main-6" class="usa-sidenav__sublist usa-accordion"> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/baldrige" data-drupal-link-system-path="">Baldrige Performance Excellence Program</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/mep" data-drupal-link-system-path="">Manufacturing Extension Partnership (MEP)</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/oam" data-drupal-link-system-path="">Office of Advanced Manufacturing</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/spo" data-drupal-link-system-path="">Special Programs Office</a> </li> <li class="usa-sidenav__item"> <a href="/web/20221130012904/https://www.nist.gov/tpo" data-drupal-link-system-path="">Technology Partnerships Office</a> </li> </ul> </li> </ul> </nav> </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"> <h1 class="nist-page__title">User Facilities</h1> </div> <div class="nist-block"> <!-- nist-index-ignore-start --> <div data-elastic-exclude class="nist-block nist-social__wrapper"> <h2 class="nist-social__title">Share</h2> <div class="social-media-sharing"> <div class="nist-social__wrapper--share"> <div> <a target="_blank" rel="noopener" href="https://web.archive.org/web/20221130012904/https://www.facebook.com/share.php?u=https://www.nist.gov/labs-major-programs/user-facilities" title="Facebook" class="nist-social nist-social--facebook-gray"> <span>Facebook</span> </a> </div> <div> <a target="_blank" rel="noopener" href="https://web.archive.org/web/20221130012904/https://www.linkedin.com/shareArticle?mini=true&url=https://www.nist.gov/labs-major-programs/user-facilities&source=https://www.nist.gov/labs-major-programs/user-facilities" title="Linkedin" class="nist-social nist-social--linkedin-gray"> <span>Linkedin</span> </a> </div> <div> <a target="_blank" rel="noopener" href="https://web.archive.org/web/20221130012904/https://twitter.com/intent/tweet?url=https://www.nist.gov/labs-major-programs/user-facilities&status=https://www.nist.gov/labs-major-programs/user-facilities" title="Twitter" class="nist-social nist-social--twitter-gray"> <span>Twitter</span> </a> </div> <div> <a href="https://web.archive.org/web/20221130012904/mailto:/?subject=NIST.gov&body=Check out this site https://www.nist.gov/labs-major-programs/user-facilities" title="Email" class="nist-social nist-social--envelope-gray"> <span>Email</span> </a> </div> </div> </div> </div> <!-- nist-index-ignore-end --> </div> <div class="nist-block"> <div class="text-with-summary"> <p>To support U.S. industry, academic institutions and government laboratories, NIST operates two unique and valuable laboratory facilities鈥攖he NIST Center for Neutron Research (NCNR) and the Center for Nanoscale Science and Technology (CNST).</p> <h2>NIST Center for Neutron Research</h2> <p><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="0490151d-3bd8-454c-8036-dc49d0f05a95" href="/web/20221130012904/https://www.nist.gov/ncnr" title="NIST Center for Neutron Research">NCNR</a> is a national user facility that provides cold and thermal neutron measurement capabilities to researchers from academia, industry and other government agencies.</p> <ul><li><a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="f90f9c88-c5e0-44b9-9f14-168f3b413db3" href="/web/20221130012904/https://www.nist.gov/ncnr/call-proposals" title="Call for Proposals">Call for Proposals</a></li> <li><a href="https://web.archive.org/web/20221130012904/https://www.ncnr.nist.gov/ipeek/">Live Data</a></li> <li><a href="https://web.archive.org/web/20221130012904/https://www.ncnr.nist.gov/instruments/">Instrumentation</a></li> </ul><h2>Center for Nanoscale Science and Technology</h2> <p>The <a data-entity-substitution="canonical" data-entity-type="node" data-entity-uuid="39be598c-90c5-4f73-962a-e0d9f66987eb" href="/web/20221130012904/https://www.nist.gov/cnst" title="Center for Nanoscale Science and Technology">Center for Nanoscale Science and Technology</a> (CNST) supports the U.S. nanotechnology enterprise from discovery to production by providing industry, academia, NIST聽and other government agencies with access to world-class nanoscale measurement and fabrication methods and technology.</p> <p>聽</p> </div> </div> </div> </div> </div> <div class="grid-container"> <div class="nist-page__region nist-page__region--content-bottom"> <div class="nist-block"> <div class="text-italic font-sans-2xs"> Created July 7, 2015, Updated January 18, 2022 </div> </div> </div> </div> </section> </div> <div data-elastic-exclude> <!-- nist-index-ignore-start --> <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/20221130012904/https://www.nist.gov/" title="National Institute of Standards and Technology" rel="home"> <img class="nist-footer__logo-img" src="/web/20221130012904im_/https://www.nist.gov/libraries/nist-component-library/dist/img/logo/NIST-Logo-Brand-White.svg" alt="National Institute of Standards and Technology logo"> </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/20221130012904/tel:301-975-2000">301-975-2000</a> </address> <p> <a href="https://web.archive.org/web/20221130012904/mailto:do-webmaster@nist.gov">Webmaster</a> | <a href="https://web.archive.org/web/20221130012904/https://www.nist.gov/about-nist/contact-us">Contact Us</a> | <a href="https://web.archive.org/web/20221130012904/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/20221130012904/https://twitter.com/NIST"> <span>Twitter</span> </a> <a class="nist-social nist-social--facebook-white" href="https://web.archive.org/web/20221130012904/https://www.facebook.com/NIST"> <span>Facebook</span> </a> <a class="nist-social nist-social--linkedin-white" href="https://web.archive.org/web/20221130012904/https://www.linkedin.com/company/nist"> <span>LinkedIn</span> </a> <a class="nist-social nist-social--instagram-white" href="https://web.archive.org/web/20221130012904/https://www.instagram.com/nist/"> <span>Instagram</span> </a> <a class="nist-social nist-social--youtube-white" href="https://web.archive.org/web/20221130012904/https://www.youtube.com/NIST"> <span>YouTube</span> </a> <a class="nist-social nist-social--giphy-white" href="https://web.archive.org/web/20221130012904/https://giphy.com/nist"> <span>Giphy</span> </a> <a class="nist-social nist-social--rss-white" href="https://web.archive.org/web/20221130012904/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/20221130012904/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/20221130012904/https://www.nist.gov/form/nist-gov-feedback?destination=/labs-major-programs/user-facilities" 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/20221130012904/https://www.nist.gov/privacy-policy">Site Privacy</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/https://www.nist.gov/oism/accessibility">Accessibility</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/https://www.nist.gov/privacy">Privacy Program</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/https://www.nist.gov/oism/copyrights">Copyrights</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/https://www.commerce.gov/vulnerability-disclosure-policy">Vulnerability Disclosure</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/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/20221130012904/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/20221130012904/https://www.nist.gov/environmental-policy-statement">Environmental Policy</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/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/20221130012904/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/20221130012904/https://www.commerce.gov/">Commerce.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/http://www.science.gov/">Science.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/http://www.usa.gov/">USA.gov</a> </li> <li class="nist-footer__menu-item"> <a href="https://web.archive.org/web/20221130012904/https://vote.gov/">Vote.gov</a> </li> </ul> </div> </div> </footer> <!-- nist-index-ignore-end --> </div> </div> <script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","scriptPath":null,"pathPrefix":"","currentPath":"node\/388021","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":"UA-66610693-3","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","trackDomainMode":1},"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":"","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":"append","extFaLinkClasses":"fa fa-external-link","extFaMailtoClasses":"fa fa-envelope-o","whitelistedDomains":[]}},"user":{"uid":0,"permissionsHash":"582eea317b4636ab5a0dffc8c6a006df3d6901ea5610498a0bbefc925ea1da0f"}}</script> <script src="/web/20221130012904js_/https://www.nist.gov/sites/default/files/js/js_DNL6VrEuHPrL959oUExCzGY3A7BXQIMYib7aZLaICi4.js"></script> <script src="https://web.archive.org/web/20221130012904js_/https://siteimproveanalytics.com/js/siteanalyze_6017546.js" async></script> <script src="/web/20221130012904js_/https://www.nist.gov/sites/default/files/js/js_c0hecns0CAftnzmCOwBYLxRa48pqi1xWMZwQH4JQ1gU.js"></script> <script type="text/javascript">window.NREUM||(NREUM={});NREUM.info={"beacon":"gov-bam.nr-data.net","licenseKey":"37b7ccb661","applicationID":"1089704227","transactionName":"YFxUN0sADEdYVkBaClkWdwBNCA1aFkVVVABoWlcAUQQ=","queueTime":0,"applicationTime":37,"atts":"TBtXQQMaH0k=","errorBeacon":"gov-bam.nr-data.net","agent":""}</script></body> </html> <!-- FILE ARCHIVED ON 01:29:04 Nov 30, 2022 AND RETRIEVED FROM THE INTERNET ARCHIVE ON 10:45:30 Mar 01, 2025. JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE. ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C. SECTION 108(a)(3)). --> <!-- playback timings (ms): captures_list: 0.502 exclusion.robots: 0.026 exclusion.robots.policy: 0.015 esindex: 0.008 cdx.remote: 324.414 LoadShardBlock: 253.238 (3) PetaboxLoader3.datanode: 81.515 (4) PetaboxLoader3.resolve: 328.392 (2) load_resource: 273.713 -->