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nist-gov/www.nist.gov/topic-terms/chemical-engineering-and-processing
Scott Williams 4063bef310 Initital commit.
2025-03-05 18:59:57 +00:00

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<div class="entity-reference"> <a href="/news-events/news/2024/06/spotlight-nist-researcher-julie-rieland-works-toward-recycling-and-reusing" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2024/06/28/IMG_0305.png?itok=5IOVDrQC" width="100" height="75" alt="Julie Rieland, a researcher, looks at data on her computer screen in her lab." typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2024/06/spotlight-nist-researcher-julie-rieland-works-toward-recycling-and-reusing"><span property="schema:name">Spotlight: NIST Researcher Julie Rieland Works Toward Recycling and Reusing Synthetic Plastics Used in Agriculture</span>
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<div class="daterange"><time datetime="2024-06-18T12:00:00Z">June 18, 2024</time>
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<div property="schema:text" class="text-with-summary"> Julie is surveying farmers to see what types of plastics they use on their farms and what the barriers to recycling might be.
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about="/news-events/news/2023/04/nists-nanofab-reopens-its-doors-universities-industry-and-research" typeof="schema:Article" class="nist-teaser"
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<div class="entity-reference"> <a href="/news-events/news/2023/04/nists-nanofab-reopens-its-doors-universities-industry-and-research" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2023/04/03/Nanofab_ron_story_2023_interns_1.jpg?itok=nTV865vu" width="100" height="56" alt="sputtering tool" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2023/04/nists-nanofab-reopens-its-doors-universities-industry-and-research"><span property="schema:name">NIST’s NanoFab Reopens its Doors to Universities, Industry, and Research Institutions</span>
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<div class="daterange"><time datetime="2023-04-03T12:00:00Z">April 3, 2023</time>
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<div property="schema:text" class="text-with-summary"> In the Lilliputian world of nanofabrication, where billions of microscopic circuit elements are sculpted or imprinted on a fingernail-sized silicon chip
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<article
about="/news-events/news/2022/11/simple-material-could-scrub-carbon-dioxide-power-plant-smokestacks" typeof="schema:Article" class="nist-teaser"
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<div class="entity-reference"> <a href="/news-events/news/2022/11/simple-material-could-scrub-carbon-dioxide-power-plant-smokestacks" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2022/10/27/MOFIllustration_Concept_v4.png?itok=G2L2xqmg" width="100" height="43" alt="Near a set of belching smokestacks sits a diagram of the structure of a metal-organic framework, with open spaces holding carbon dioxide molecules trapped inside." typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2022/11/simple-material-could-scrub-carbon-dioxide-power-plant-smokestacks"><span property="schema:name">This Simple Material Could Scrub Carbon Dioxide From Power Plant Smokestacks</span>
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<div class="daterange"><time datetime="2022-11-02T12:00:00Z">November 2, 2022</time>
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<div property="schema:text" class="text-with-summary"> An easily synthesized chemical filter could stop the greenhouse gas from reaching the atmosphere.
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<h3 class="nist-teaser__title"><a href="/news-events/events/2025/03/workshop-advancing-uv-germicidal-efficacy-measurement-metrology-standards"><span>Workshop: Advancing UV Germicidal Efficacy Measurement: Metrology, Standards, Data and Protocols</span>
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<div class="smartdate">Tue, Mar 18 - Thu, Mar 20 2025</div>
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<div class="text-with-summary"> The U.S. Department of Commerce, National Institute of Standards and Technology (NIST) and the International Ultraviolet
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<h3 class="nist-teaser__title"><a href="/programs-projects/standards-development-ensure-reliable-breath-analysis-field"><span>Standards Development to Ensure Reliable Breath Analysis in the Field</span>
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<div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div>
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<div class="text-with-summary"> Numerous volatile organic compounds (VOCs) have been identified in human breath. These compounds can be produced by the body or by organisms in the body (e.g., bacteria or viruses) and provide a non-invasive window into human health. Inexpensive point-of-care devices are being developed to diagnose
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about="/programs-projects/ncnr-dac-and-ccus-efforts" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/programs-projects/ncnr-dac-and-ccus-efforts"><span>NCNR DAC and CCUS efforts</span>
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<div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div>
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<div class="text-with-summary"> Objectives To advance US competitiveness in Direct Air Capture (DAC) and Carbon Capture, Usage, and Sequestration (CCUS) Use advanced neutron scattering techniques to understand the adsorption process for the most promising materials for adsorption-based carbon capture and provide avenues to
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about="/programs-projects/nist-data-resources-adsorption" class="nist-teaser"
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<div class="entity-reference"> <a href="/programs-projects/nist-data-resources-adsorption" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2023/11/30/5A_with_gas.png?itok=jh1-xLzt" width="100" height="79" alt="Conceptual Art of Gas Molecules Adsorbed in a Zeolite Adsorbent" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/programs-projects/nist-data-resources-adsorption"><span>NIST Data Resources for Adsorption</span>
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<div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div>
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<div class="text-with-summary"> NIST/ARPA-e Database of Novel and Emerging Adsorbent Materials A centralized resource for the scientific community to find and compare single- and multi-component adsorption isotherms reported in the literature. The database sorts data according to adsorbent material, adsorbate species
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about="/programs-projects/understanding-confined-fluids-using-theory-simulation-and-data-driven-methods" class="nist-teaser"
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<div class="entity-reference"> <a href="/programs-projects/understanding-confined-fluids-using-theory-simulation-and-data-driven-methods" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2023/09/18/cif_to_extrap.png?itok=X6Kz6oEi" width="100" height="54" alt="Thermodynamic tools allow estimation of the Henry Constant over a large temperature range from Crystal Structure" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/programs-projects/understanding-confined-fluids-using-theory-simulation-and-data-driven-methods"><span>Understanding Confined Fluids using Theory, Simulation, and Data-Driven Methods</span>
</a></h3>
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<div class="nist-badge display-inline-block margin-y-1 nist-badge--blue boolean">Ongoing</div>
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<div class="text-with-summary"> The most promising materials for capturing CO 2 (or other greenhouse gases like CH 4 ) from air or flue gas possess a large internal surface area per unit mass because they are composed of pores with diameters in the range of tens-to-hundreds of nanometers. Collectively referred to as mass
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<h3 class="nist-teaser__title"><a href="/publications/rheology-and-microstructural-behavior-semidilute-suspensions-semiflexible-rods-across"><span>Rheology and Microstructural Behavior of Semidilute Suspensions of Semiflexible Rods across Five Decades of Shear Rate</span>
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<div class="nist-teaser__date">
<div class="daterange"><time datetime="2025-02-18T12:00:00Z">February 18, 2025</time>
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<div class="nist-field__item"><span class="nist-author">Paul Salipante</span>, <span class="nist-author">Ryan Murphy</span>, Steve Kuei, <span class="nist-author">Jeffrey Fagan</span>, <span class="nist-author">Christopher Sims</span>, <span class="nist-author">Kathleen Weigandt</span>, <span class="nist-author">Steven Hudson</span></div>
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<div class="text-with-summary"> Rod-like particles are efficient rheology modifiers and are commonly found in a variety of biological and industrially relevant suspensions, from biofilaments
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<h3 class="nist-teaser__title"><a href="/publications/two-fluid-model-nonlinear-flow-wormlike-micelle-solutions-ii-experiment"><span>Two-fluid model for nonlinear flow of wormlike micelle solutions. II: Experiment</span>
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<div class="daterange"><time datetime="2024-11-01T12:00:00Z">November 1, 2024</time>
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<div class="nist-field__item"><span class="nist-author">Paul Salipante</span>, Michael Cromer, <span class="nist-author">Steven D. Hudson</span></div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> Applications often expose wormlike micelle solutions to a very wide range of shear and temperature conditions. The two-species model presented in Part I
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<h3 class="nist-teaser__title"><a href="/publications/two-fluid-model-nonlinear-flow-wormlike-micelle-solutions-i-model"><span>Two-fluid model for nonlinear flow of wormlike micelle solutions. I: Model</span>
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<div class="daterange"><time datetime="2024-11-01T12:00:00Z">November 1, 2024</time>
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<div class="nist-field__item"><span class="nist-author">Paul Salipante</span>, Michael Cromer, <span class="nist-author">Steven D. Hudson</span></div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> We develop a rheological model to approximate the nonlinear rheology of wormlike micelles using two constitutive models to represent a structural transition at
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about="/publications/composition-dependence-flow-induced-crystallization-high-density-polyethyleneisotactic" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/publications/composition-dependence-flow-induced-crystallization-high-density-polyethyleneisotactic"><span>Composition dependence of flow-induced crystallization in high-density polyethylene/isotactic polypropylene blends</span>
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<div class="daterange"><time datetime="2024-10-02T12:00:00Z">October 2, 2024</time>
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<div class="nist-field__item"><span class="nist-author">McKenzie Coughlin</span>, <span class="nist-author">Derek Huang</span>, Caitlyn Edgar, <span class="nist-author">Anthony Kotula</span>, <span class="nist-author">Kalman Migler</span></div>
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<div class="text-with-summary"> Polyolefins, including high density polyethylene (HDPE) and isotactic polypropylene (iPP), account for over half of the worldwide plastics market and have wide
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