nist-gov/www.nist.gov/topic-terms/uncertainty-quantification
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<div class="entity-reference"> <a href="/news-events/news/2022/06/where-once-were-black-boxes-nists-new-lantern-illuminates" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2022/05/16/22Genetic_Engineering_Texture.png?itok=H7ABPtBJ" width="100" height="60" alt="A large, complex machine (at left) sports a vast control panel filled with thousands of unlabeled switches, frustrating its user. Another smaller machine (at right) with just a few simple dials makes its user happier." typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2022/06/where-once-were-black-boxes-nists-new-lantern-illuminates"><span property="schema:name">Where Once Were Black Boxes, NISTs New LANTERN Illuminates</span>
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<div class="daterange"><time datetime="2022-06-22T12:00:00Z">June 22, 2022</time>
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<div property="schema:text" class="text-with-summary"> Researchers at the National Institute of Standards and Technology (NIST) have developed a new statistical tool that they have used to predict protein function.
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about="/news-events/news/2021/09/new-harmony-nist-researchers-develop-universal-method-calculating" typeof="schema:Article" class="nist-teaser"
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<div class="entity-reference"> <a href="/news-events/news/2021/09/new-harmony-nist-researchers-develop-universal-method-calculating" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2021/09/13/harmonic_motion_7_21.jpg?itok=q5PndLdq" width="95" height="100" alt="harmonic motion illustration" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2021/09/new-harmony-nist-researchers-develop-universal-method-calculating"><span property="schema:name">A New Harmony: NIST Researchers Develop a Universal Method for Calculating the Resonances of Oscillators</span>
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<div class="daterange"><time datetime="2021-09-15T12:00:00Z">September 15, 2021</time>
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<div property="schema:text" class="text-with-summary"> The natural, or resonance, frequency at which a simple harmonic oscillator vibrates reveals with exquisite sensitivity the essential properties of the physical
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about="/news-events/news/2020/08/making-dna-melt-curve-more-accurate" typeof="schema:Article" class="nist-teaser"
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<div class="entity-reference"> <a href="/news-events/news/2020/08/making-dna-melt-curve-more-accurate" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2020/08/18/singleOrigami.png?itok=ZbViuCtg" width="58" height="100" alt="origami" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/news-events/news/2020/08/making-dna-melt-curve-more-accurate"><span property="schema:name">Making the DNA Melt Curve More Accurate</span>
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<div class="daterange"><time datetime="2020-08-18T12:00:00Z">August 18, 2020</time>
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<div property="schema:text" class="text-with-summary"> DNA is not only the blueprint of life; it has become the backbone for making tiny structures that can be inserted into the human body to diagnose and treat
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<div class="entity-reference"> <a href="/news-events/events/2025/03/workshop-advancing-uv-germicidal-efficacy-measurement-metrology-standards" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2025/01/16/NEW%20UV%20Germicidal%20Img.png?itok=jsgg-PUs" width="100" height="84" alt="Abstract blue image Advancing UV Germicidal Efficacy Measurement: Metrology, Standards, Data and Protocols " typeof="foaf:Image" />
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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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about="/news-events/events/2025/06/building-path-forward-meaningful-cannabis-breathalyzer-realization" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/news-events/events/2025/06/building-path-forward-meaningful-cannabis-breathalyzer-realization"><span>Building a Path Forward for Meaningful Cannabis Breathalyzer Realization</span>
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<div class="smartdate">Wed, Jun 18 - Thu, Jun 19 2025</div>
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<div class="text-with-summary"> We are bringing together participants from government, forensic laboratories, industry, academia, law enforcement
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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="nist-teaser__content">
<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/autonomous-scanning-droplet-cell" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/programs-projects/autonomous-scanning-droplet-cell"><span>Autonomous Scanning Droplet Cell</span>
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<div class="text-with-summary"> Corrosion impacts a broad spectrum of application areas including infrastructure, transportation, and the military. The annual price tag for corrosion mitigation and remediation is 3.4 % of the US GDP. The team is particularly interested in discovering new metallic glasses (metals without long range
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about="/programs-projects/data-integration-and-management-additive-manufacturing" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/programs-projects/data-integration-and-management-additive-manufacturing"><span>Data Integration and Management for Additive Manufacturing</span>
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<div class="nist-badge display-inline-block margin-y-1 nist-badge--green boolean">Completed</div>
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<div class="text-with-summary"> Objective Data plays the most critical role in linking AM lifecycle and value chain activities and streamlining the AM development process. While the AM data from a single build is essential for establishing part traceability, when methodically collected, the full processing history of thousands of
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about="/programs-projects/identification-suitability-testing-and-property-determination-untargeted" class="nist-teaser"
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<div class="entity-reference"> <a href="/programs-projects/identification-suitability-testing-and-property-determination-untargeted" hreflang="en"><img loading="lazy" src="/sites/default/files/styles/thumbnail/public/images/2020/10/23/ExperimentalValue.png?itok=8TyJa2Uo" width="100" height="34" alt="Experimental Value" typeof="foaf:Image" />
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<h3 class="nist-teaser__title"><a href="/programs-projects/identification-suitability-testing-and-property-determination-untargeted"><span>Identification, Suitability Testing, and Property Determination from Untargeted Measurements</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="nist-teaser__content">
<div class="text-with-summary"> In many applications, detailed knowledge of a fluid mixtures physical behavior is needed. This can include physical properties such as viscosity and qualitative properties such as solubility. For instance, a dissolved polymer may suddenly precipitate out of solution when exposed to saline, and if
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about="/publications/x-ray-computed-tomography-flaw-phantom-development-stepper-photolithography-and-deep" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/publications/x-ray-computed-tomography-flaw-phantom-development-stepper-photolithography-and-deep"><span>X-ray computed tomography flaw phantom development: stepper photolithography and deep reactive ion etching: Fabrication and reference measurements</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__label">Author(s)</div>
<div class="nist-field__item"><span class="nist-author">Felix Kim</span>, <span class="nist-author">Sarah Robinson</span>, <span class="nist-author">Nikolai Klimov</span>, <span class="nist-author">John Henry J. Scott</span></div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> Stepper photolithography combined with deep reactive ion etching was used to generate controlled flaws to assess X-ray computed tomography (XCT) flaw
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about="/publications/robust-discrimination-between-closely-related-species-salmon-based-dna-short-reads" class="nist-teaser"
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<h3 class="nist-teaser__title"><a href="/publications/robust-discrimination-between-closely-related-species-salmon-based-dna-short-reads"><span>Robust discrimination between closely related species of salmon based on DNA short-reads</span>
</a></h3>
<div class="nist-teaser__date">
<div class="daterange"><time datetime="2025-01-18T12:00:00Z">January 18, 2025</time>
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<div class="nist-field nist-field--label-inline text-long">
<div class="nist-field__label">Author(s)</div>
<div class="nist-field__item"><span class="nist-author">Debra Ellisor</span>, <span class="nist-author">Mary Gregg</span>, <span class="nist-author">Angela Folz</span>, <span class="nist-author">Antonio Possolo</span></div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> Closely related species of Salmonidae, including Pacific and Atlantic salmon, can be distinguished from one another based on nucleotide sequences from the
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<h3 class="nist-teaser__title"><a href="/publications/instrumentation-guide-measuring-thermal-conductivity-using-frequency-domain"><span>An Instrumentation Guide to Measuring Thermal Conductivity Using Frequency Domain Thermoreflectance (FDTR)</span>
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<div class="daterange"><time datetime="2024-10-14T12:00:00Z">October 14, 2024</time>
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<div class="nist-field__label">Author(s)</div>
<div class="nist-field__item"><span class="nist-author">Dylan Kirsch</span>, <span class="nist-author">Joshua B. Martin</span>, Ronald Warzoha, <span class="nist-author">Mark McLean</span>, <span class="nist-author">Donald Windover</span>, Ichrio Takeuchi</div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> Frequency Domain Thermoreflectance (FDTR) is a versatile and rapidly developing technique used to measure the thermal properties of thin films, multilayer
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<h3 class="nist-teaser__title"><a href="/publications/value-assignment-and-uncertainty-evaluation-certified-reference-gas-mixtures"><span>Value assignment and uncertainty evaluation for certified reference gas mixtures</span>
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<div class="daterange"><time datetime="2024-09-09T12:00:00Z">September 9, 2024</time>
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<div class="nist-field__label">Author(s)</div>
<div class="nist-field__item"><span class="nist-author">Christina Cecelski</span>, <span class="nist-author">Jennifer Carney</span>, <span class="nist-author">Antonio Possolo</span></div>
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<div class="nist-teaser__content">
<div class="text-with-summary"> The procedures used to assign values to certified reference gas mixtures and to evaluate their associated uncertainties, which are described in ISO 6143, and
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<h3 class="nist-teaser__title"><a href="/services-resources/software/cost-assessment-tool-sustainable-manufacturing-cats"><span>Cost Assessment Tool for Sustainable Manufacturing (CATS)</span>
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<div class="daterange"><time datetime="2022-08-01T12:00:00Z">August 1, 2022</time>
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<div class="text-with-summary"> This tool uses techniques from ASTM E3200 for evaluating manufacturing investments from the perspective of environmentally sustainable manufacturing by pairing
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<div class="text-with-summary"> The NIST-developed reference ballistic chronograph (RBC) provides repeatable measurements of the speed of a bullet that will impact a test article, such as
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