National Institute of Standards and Technology

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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"> <a id="main-content" tabindex="-1"></a> <div class="bg-base-darkest"> <div class="nist-hero nist-hero--homepage grid-row"> <div class="nist-hero__item tablet-lg:grid-col-6 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-nist-method-can-better-identify-sneaky-sugars-viruses-spiky-weapons"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/800w_x_400h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=hCTkwX1L 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/1600w_x_800h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=6wK3XA_6 2x" media="(min-width: 640px)" type="image/webp" width="800" height="400"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/640w_x_320h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=8YGx37rj 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/1280w_x_640h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=Pvfyw22L 2x" media="(min-width: 480px)" type="image/webp" width="640" height="320"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/480w_x_240h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=9iNHQNyQ 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/960w_x_480h/public/images/2023/09/27/Covid-Glucose.png.webp?itok=PAoT27Xd 2x" media="(min-width: 0px)" type="image/webp" width="480" height="240"/> <img loading="eager" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/800w_x_400h/public/images/2023/09/27/Covid-Glucose.png.jpg?itok=hCTkwX1L" width="800" height="400" alt="A close-up of a virus particle shows spikes protruding from the particle's surface and blobby sugars that cling to the spikes." typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-nist-method-can-better-identify-sneaky-sugars-viruses-spiky-weapons"> <div class="text">New NIST Method Can Better Identify Sneaky Sugars on Viruses’ Spiky Weapons</div> </a> </div> </div> </div> <div class="nist-hero__item tablet:grid-col-6 tablet-lg:grid-col-3 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="/web/20230930150348/https://www.nist.gov/blogs/taking-measure/and-away-how-nist-research-helped-improve-weather-balloon-forecasting"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/400_x_400/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=amx1djZz 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/800_x_800/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=aqYehV02 2x" media="(min-width: 640px)" type="image/webp" width="400" height="400"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/640w_x_320h/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=NaYwBMr8 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/1280w_x_640h/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=1Hj-tpn_ 2x" media="(min-width: 480px)" type="image/webp" width="640" height="320"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/480w_x_240h/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=a8ZsB9BN 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/960w_x_480h/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.webp?itok=JE8ZimVJ 2x" media="(min-width: 0px)" type="image/webp" width="480" height="240"/> <img loading="eager" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/400_x_400/public/images/2023/08/23/WeatherBalloon_nws_photo_july_2023.jpg.jpg?itok=amx1djZz" width="400" height="400" alt="A large white balloon with a small box attached to it waits inside a cinderblock building with a rolltop door. " typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="/web/20230930150348/https://www.nist.gov/blogs/taking-measure/and-away-how-nist-research-helped-improve-weather-balloon-forecasting"> <div class="text">Up, Up and Away: How NIST Research Helped Improve Weather Balloon Forecasting</div> </a> </div> </div> </div> <div class="nist-hero__item tablet:grid-col-6 tablet-lg:grid-col-3 "> <div class="nist-hero__item-inner"> <div class="nist-hero__image"> <a href="/web/20230930150348/https://www.nist.gov/how-do-you-measure-it/how-do-you-measure-age-tree"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/400_x_400/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=j77jyuac 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/800_x_800/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=aKG9SC29 2x" media="(min-width: 640px)" type="image/webp" width="400" height="400"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/640w_x_320h/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=-QB5m6HD 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/1280w_x_640h/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=T8Ma7sGD 2x" media="(min-width: 480px)" type="image/webp" width="640" height="320"/> <source srcset="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/480w_x_240h/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=7g7_8QIW 1x, /web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/960w_x_480h/public/images/2023/09/22/HDYMI_landingpage-Tree.png.webp?itok=QjyHFis0 2x" media="(min-width: 0px)" type="image/webp" width="480" height="240"/> <img loading="eager" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/400_x_400/public/images/2023/09/22/HDYMI_landingpage-Tree.png.jpg?itok=j77jyuac" width="400" height="400" alt="Illustration shows a tree with a T-shaped coring tool, an atom, and a tree cross section with rings and reads: Age of a Tree" typeof="foaf:Image"/> </picture> </a> </div> <div class="nist-hero__caption"> <a href="/web/20230930150348/https://www.nist.gov/how-do-you-measure-it/how-do-you-measure-age-tree"> <div class="text">How Do You Measure the Age of a Tree?</div> </a> </div> </div> </div> </div> </div> <div class="bg-primary-lighter padding-y-4"> <div class="grid-container"> <div class="nist-slogan"> <h2 class="nist-slogan__title">INNOVATION UNLEASHED</h2> <p class="nist-slogan__content">Working with industry and academia to enhance economic security and improve our quality of life.</p> </div> <div class="grid-row grid-gap-4 margin-top-4"> <div class="nist-card nist-card--primary nist-card--title-overlay tablet:grid-col-4"> <div class="nist-card__inner"> <div class="nist-card__image"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-900.webp?v1 2x" media="(min-width: 800px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-225.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.webp?v1 2x" media="(min-width: 640px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-600.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-1200.webp?v1 2x" media="(min-width: 480px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-900.webp?v1 2x" media="(min-width: 0px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-900.png?v1 2x" media="(min-width: 800px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-225.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.png?v1 2x" media="(min-width: 640px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-600.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-1200.png?v1 2x" media="(min-width: 480px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-900.png?v1 2x" media="(min-width: 0px)" type="image/png"> <img src="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-1-1200.png?v1" width="1200" height="976" alt="A man wearing safety goggles leans over a scientific device." loading="lazy"> </picture> </div> <div class="nist-card__title "> <h3>Services & Resources</h3> </div> <div class="nist-card__content"> <ul class="add-list-reset"> <li><a href="https://web.archive.org/web/20230930150348/https://csrc.nist.gov/">Computer Security Resource Center (CSRC)</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/data">Data</a></li> <li><a href="https://web.archive.org/web/20230930150348/http://www.time.gov/">Official U.S. Time</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/publications">Publications</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/services-resources/software">Software</a></li> </ul> </div> </div> </div> <div class="nist-card nist-card--primary nist-card--title-overlay tablet:grid-col-4"> <div class="nist-card__inner"> <div class="nist-card__image"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-900.webp?v1 2x" media="(min-width: 800px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-225.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.webp?v1 2x" media="(min-width: 640px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-600.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-1200.webp?v1 2x" media="(min-width: 480px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-900.webp?v1 2x" media="(min-width: 0px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-900.png?v1 2x" media="(min-width: 800px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-225.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.png?v1 2x" media="(min-width: 640px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-600.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-1200.png?v1 2x" media="(min-width: 480px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-900.png?v1 2x" media="(min-width: 0px)" type="image/png"> <img src="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-2-1200.png?v1" width="1200" height="976" alt="A man wearing safety goggles leans over a scientific device." loading="lazy"> </picture> </div> <div class="nist-card__title "> <h3>Laboratories</h3> </div> <div class="nist-card__content"> <ul class="add-list-reset"> <li><a href="/web/20230930150348/https://www.nist.gov/ctl">Communications Technology Laboratory</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/el">Engineering Laboratory</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/itl">Information Technology Laboratory</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/mml">Material Measurement Laboratory</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/ncnr">NIST Center for Neutron Research</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/pml">Physical Measurement Laboratory</a></li> </ul> </div> </div> </div> <div class="nist-card nist-card--primary nist-card--title-overlay tablet:grid-col-4"> <div class="nist-card__inner"> <div class="nist-card__image"> <picture> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-900.webp?v1 2x" media="(min-width: 800px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-225.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.webp?v1 2x" media="(min-width: 640px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-600.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-1200.webp?v1 2x" media="(min-width: 480px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.webp?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-900.webp?v1 2x" media="(min-width: 0px)" type="image/webp"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-900.png?v1 2x" media="(min-width: 800px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-225.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.png?v1 2x" media="(min-width: 640px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-600.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-1200.png?v1 2x" media="(min-width: 480px)" type="image/png"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-450.png?v1 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-900.png?v1 2x" media="(min-width: 0px)" type="image/png"> <img src="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/callout/nist-homepage-callout-3-1200.png?v1" width="1200" height="976" alt="A man wearing safety goggles leans over a scientific device." loading="lazy"> </picture> </div> <div class="nist-card__title "> <h3>Extramural Programs</h3> </div> <div class="nist-card__content"> <ul class="add-list-reset"> <li><a href="/web/20230930150348/https://www.nist.gov/baldrige">Baldrige Performance Excellence Program</a></li> <li><a href="/web/20230930150348/https://www.nist.gov/mep">Manufacturing Extension Partnership (MEP)</a></li> <li><a href="https://web.archive.org/web/20230930150348/https://www.manufacturingusa.com/" class="ext extlink">Manufacturing USA<span class="ext" aria-label="(link is external)"></span></a></li> <li><a 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0px)" type="image/webp" width="1160" height="800"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements_1x.jpg 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements.jpg 2x" media="(min-width: 800px)" type="image/jpg" width="1160" height="800"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements_crop1x.jpg 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements_crop2x.jpg 2x" media="(min-width: 640px)" type="image/jpg" width="680" height="800"> <source srcset="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements_1x.jpg 1x, /web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements.jpg 2x" media="(min-width: 0px)" type="image/jpg" width="1160" height="800"> <img src="/web/20230930150348im_/https://www.nist.gov/themes/custom/nist_www/img/homepage/nist-homepage-standards-measurements.jpg" width="1160" height="800" alt="A man wearing safety goggles leans over a scientific device." loading="lazy"> </picture> </div> <div class="nist-card__content"> <p class="mobile-lg:margin-top-neg-105 font-sans-md">NIST’s portfolio of services for measurements, standards, and legal metrology provide solutions that ensure measurement traceability, enable quality assurance, and harmonize documentary standards and regulatory practices.</p> <ul class="add-list-reset margin-top-4"> <li class="maxw-mobile-lg"><a href="/web/20230930150348/https://www.nist.gov/calibrations" class="usa-button usa-button-homepage usa-button-homepage--measure"><div class="flex-1 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class="nist-block__title">News</h2> <div class="views-element-container"><div class="js-view-dom-id-555f49db58ad6ec8d9f5003b5ca6f68f8691a6b6003cc2846fd76f31e8a31a1a"> <div> <article role="article" about="/news-events/news/2023/09/new-nist-method-can-better-identify-sneaky-sugars-viruses-spiky-weapons" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-nist-method-can-better-identify-sneaky-sugars-viruses-spiky-weapons" hreflang="en"><img loading="lazy" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/09/27/Covid-Glucose.png?itok=Z6Vl3gp_" width="100" height="67" alt="A close-up of a virus particle shows spikes protruding from the particle's surface and blobby sugars that cling to the spikes." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-nist-method-can-better-identify-sneaky-sugars-viruses-spiky-weapons"><span property="schema:name">New NIST Method Can Better Identify Sneaky Sugars on Viruses’ Spiky Weapons</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-09-28T12:00:00Z">September 28, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> A better picture of the sugars can increase our understanding of how humans get infected by the virus behind COVID-19 and other pathogens. </div> </div> </div> </article> </div> <div> <article role="article" about="/news-events/news/2023/09/new-spin-squeezing-techniques-let-atoms-work-together-better-quantum" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-spin-squeezing-techniques-let-atoms-work-together-better-quantum" hreflang="en"><img loading="lazy" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/09/22/Rey_1D-Quantum-enhanced-sensing-NIST-web.jpg?itok=ArSOOJ2p" width="84" height="100" alt="Illustration of a pair of tweezers surrounding a beam of light that illuminates a line of atoms, each with an analog clock face in the center and an up and down arrow pointing through it." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/new-spin-squeezing-techniques-let-atoms-work-together-better-quantum"><span property="schema:name">New Spin-Squeezing Techniques Let Atoms Work Together for Better Quantum Measurements</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-09-25T12:00:00Z">September 25, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> Opening new possibilities for quantum sensors, atomic clocks and tests of fundamental physics, JILA researchers have developed new ways of “entangling” or </div> </div> </div> </article> </div> <div> <article role="article" about="/news-events/news/2023/09/whats-wrong-picture-nist-face-analysis-program-helps-find-answers" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/whats-wrong-picture-nist-face-analysis-program-helps-find-answers" hreflang="en"><img loading="lazy" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/09/19/presentationattack-still.png?itok=OnLDFWJc" width="100" height="67" alt="Three images demonstrate types of presentation attacks: a person in heavy appearance-altering makeup, a person holding up a printed photo of another person, and a hand holding up a phone image of another person." typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/whats-wrong-picture-nist-face-analysis-program-helps-find-answers"><span property="schema:name">What’s Wrong With This Picture? NIST Face Analysis Program Helps to Find Answers</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-09-20T12:00:00Z">September 20, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> Two NIST evaluation studies will help software better detect photo spoofs and image quality issues. </div> </div> </div> </article> </div> <div> <article role="article" about="/news-events/news/2023/09/nist-researchers-develop-standards-help-eliminate-forever-chemicals" typeof="schema:Article" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/nist-researchers-develop-standards-help-eliminate-forever-chemicals" hreflang="en"><img loading="lazy" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/09/11/thumbnail_IMG_7580.jpg?itok=jVCqJNB-" width="100" height="75" alt="Four small dark glass ampules stand on a lab table, market with skull and crossbones danger icons. " typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/news/2023/09/nist-researchers-develop-standards-help-eliminate-forever-chemicals"><span property="schema:name">NIST Researchers Develop Standards to Help Eliminate ‘Forever Chemicals’ in Firefighting Foams</span> </a></h3> <div class="nist-teaser__date"> <div class="daterange"><time datetime="2023-09-18T12:00:00Z">September 18, 2023</time> </div> </div> </header> <div class="nist-teaser__content"> <div property="schema:text" class="text-with-summary"> These foams contain chemicals called per- and polyfluoroalkyl substances (PFAS) that have raised environmental and health concerns. </div> </div> </div> </article> </div> <footer> <div class="more-link"><a href="https://web.archive.org/web/20230930150348/https://www.nist.gov/news-events/news/search">View All News</a></div> </footer> </div> </div> </div> </div> <div class="tablet:grid-col-6"> <div class="nist-block"> <h2 class="nist-block__title">Events</h2> <div class="views-element-container"><div class="js-view-dom-id-8f944243591e43240f8e15fda39697811797d73b9cb21463ad9636f910ebb016"> <div> <article role="article" about="/news-events/events/2023/10/integrating-crystallographic-and-computational-approaches-carbon-capture" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/events/2023/10/integrating-crystallographic-and-computational-approaches-carbon-capture" hreflang="en"><img loading="lazy" src="/web/20230930150348im_/https://www.nist.gov/sites/default/files/styles/thumbnail/public/images/2023/06/08/Crystallographic_ImgBanner.jpg?itok=8IgXO5Ci" width="88" height="100" alt="Integrating crystallographic and computational approaches to carbon-capture materials for the mitigation of climate change" typeof="foaf:Image"/> </a> </div> </div> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/events/2023/10/integrating-crystallographic-and-computational-approaches-carbon-capture"><span>Integrating Crystallographic and Computational Approaches to Carbon-Capture Materials for the Mitigation of Climate Change</span> </a></h3> <div class="nist-teaser__date"> <div class="smartdate">Tue, Oct 31 - Wed, Nov 1 2023</div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> NIST will host a workshop “Integrating crystallographic and computational approaches to carbon-capture materials for the </div> </div> </div> </article> </div> <div> <article role="article" about="/news-events/events/2023/11/nist-fda-workshops-measurements-and-standards-advanced-therapy" class="nist-teaser"> <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/web/20230930150348/https://www.nist.gov/news-events/events/2023/11/nist-fda-workshops-measurements-and-standards-advanced-therapy"><span>NIST-FDA Workshops on Measurements and Standards for Advanced Therapy</span> </a></h3> <div class="nist-teaser__date"> <div class="smartdate">Wed, Nov 1 - Fri, Nov 3 2023</div> </div> </header> <div class="nist-teaser__content"> <div class="text-with-summary"> WORKSHOP OVERVIEW Regenerative medicine , including cell and gene therapy, provides an unprecedented potential to treat </div> </div> </div> </article> </div> <div> <article role="article" about="/news-events/events/2024/02/quantum-matters-materials-science-workshop" class="nist-teaser"> <div class="nist-teaser__image"> <div class="entity-reference"> <a href="/web/20230930150348/https://www.nist.gov/news-events/events/2024/02/quantum-matters-materials-science-workshop" hreflang="en"><img loading="lazy" 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