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Search Publications

NIST Authors in Bold

Displaying 2426 - 2450 of 73697

Results of German external quality assessment schemes for SARS-CoV-2 antigen detection

August 14, 2023
Author(s)
Laura Vierbaum, Nathalie Wojtalewicz, Peter Grunert, Anika Zimmerman, Annemarie Scholz, Sabine Goseberg, Patricia Kaiser, Ulf Duehring, Christian Drosten, Victor Max Corman, Daniela Niemeyer, Holger F. Rabenau, Martin Obermeier, Andreas Nitsche, Janine Michel, Jim Huggett, Denise O'Sullivan, Simon Cowen, Peter Vallone, Megan Cleveland, Samreen Falak, Andreas Kummrow, Ingo Schellenberg, Heinz Zeichhardt, Martin Kammel
The COVID-19 pandemic illustrated the important role of diagnostic tests, including lateral flow tests (LFTs), in identifying patients and their contacts to slow the spread of infections. INSTAND performed external quality assessments (EQA) for SARS-CoV-2

Accelerator-Based Production of Scandium Radioisotopes for Applications in Prostate Cancer: Toward Building a Pipeline for Rapid Development of Novel Theranostics

August 13, 2023
Author(s)
Jason Meier, Hannah Zhang, Richard Freifelder, Mohammed Bhuiyan, Phillip Selman, Megan Mendez, Pavithra Kankanamalage, Thomas Brossard, Antonino Pusateri, Hsiu-Ming Tsai, Lara Leoni, Sagada Penano, Kaustab Ghosh, Brittany Broder, Erica Markiewicz, Amy Renne, Walter Stadler, Ralph Weichselbaum, Jerry Nolen, Chien-Min Kao, Satish Chitneni, David Rotsch, Russell Szmulewitz, Chin-Tu Chen
In the field of nuclear medicine, the β+ emitting 43Sc and β- emitting 47Sc are promising candidates in cancer diagnosis and targeted radionuclide therapy (TRT) due to their fa-vorable decay schema and shared pharmacokinetics as a true theranostic pair

Three-Dimensional Neutron Far-Field Tomography of a Bulk Skyrmion Lattice

August 13, 2023
Author(s)
Melissa Henderson, Benjamin Heacock, Markus Bleuel, David Cory, Colin Heikes, Michael G. Huber, Jeffery Krzywon, Olivier Nahman-Levesque, Graeme Luke, M Pula, Dusan Sarenac, Kirill Zhernenkov, Dmitry Pushin
Magnetic skyrmions are localized non-collinear spin textures, characterized by an integer topo-logical charge. Their nanometric size and topological protection gives rise to unique dynamics and emergent electromagnetic phenomena, ideal for spintronic

American Competitiveness Of a More Productive Emerging Tech Economy Act (The American COMPETE Act)

August 11, 2023
Author(s)
Commerce Secretary, Kevin A. Kimball, Matthew Hoehler, Anne Lane, Elham Tabassi, Marie LaSalle, Kevin Jurrens, Mark VanLandingham, James Warren, Naomi Lefkovitz, Nada Golmie, Chris Greer, Matthew Scholl, Dylan Yaga, Andrew C. Wilson, Kevin Stine, Karen Reczek, Institute for Defense Analyses Science and Technology Policy Institute (IDA STPI), Quantum Economic Development Consortium (QED-C), Federal Trade Commission (FTC)
Under DIVISION FF, Title XV, §1501 of the Consolidated Appropriations Act of 2021 (Public Law 116-260)—the "American Competitiveness Of a More Productive Emerging Tech Economy Act" (the "American COMPETE Act")—the United States Congress directed the

Neutron Spin Echo Spectroscopy with a Moving Sample

August 11, 2023
Author(s)
Manuchar Gvaramia, Philipp Gutfreund, Peter Falus, Antonio Faraone, Michihiro Nagao, Max Wolff
Neutron spin echo spectroscopy is a high resolution inelastic neutron scattering method probing nanosecond dynamics. It is well suited to study the atomistic motion in polymer systems and contributes to our understanding of viscoelasticity. However, for

Rapid chemical screening of microplastics and nanoplastics by thermal desorption and pyrolysis mass spectrometry with unsupervised fuzzy clustering

August 11, 2023
Author(s)
Thomas P. Forbes, John Pettibone, Eric S. Windsor, Joseph M. Conny, Robert A. Fletcher
The transport and chemical identification of microplastics and nanoplastics (MNPs) are critical to the concerns over plastic accumulation in the environment. Chemically and physically transient MNP species present unique challenges for isolation and

Recommendations for Setting a Criterion for Assessing Commutability of Secondary Calibrator Certified Reference Materials

August 11, 2023
Author(s)
W. Greg Miller, Thomas Keller, Jeffrey Budd, Jesper Johansen, Mauro Panteghini, Neil Greenberg, Vincent Delatour, Ferruccio Ceriotti, Robert Rej, Johanna Camara, Liesbet Deprez, Finlay MacKenzie, Alicia Lyle, Eline van der Hagen, Chris Burns, Pernille Fauskanger, Sverre Sandberg
A secondary higher-order calibrator is required to be commutable with clinical samples to be suitable for use in the calibration hierarchy of an end-user clinical laboratory in vitro diagnostic medical device (IVD-MD). Commutability is a property of a

An Equation of State for the Thermodynamic Properties of Helium

August 10, 2023
Author(s)
Diego Ortiz Vega, Kenneth Hall, James Holste, Allan H. Harvey, Eric W. Lemmon
This report documents the equation of state for fluid helium implemented in Version 10 of NIST's REFPROP Standard Reference Database. The equation of state is expressed as the molar Helmholtz energy as a function of temperature and density, and is valid

Fundamentals of Geometric Dimensioning and Tolerancing, Part II

August 10, 2023
Author(s)
Jaime Berez, Maxwell R. Praniewicz
This 45-60 minute presentation (part II of II) provides a contextual and technical introduction to the fundamentals of geometric dimensioning and tolerancing (GD&T), a system used in engineering product definition, i.e., engineering drawings. This

AutoEIS: automated Bayesian model selection and analysis for electrochemical impedance spectroscopy

August 9, 2023
Author(s)
Runze Zhang, Robert Black, Debashish Sur, Parisa Karimi, Kangming Li, Brian DeCost, John Scully, Jason Hattrick-Simpers
Electrochemical Impedance Spectroscopy (EIS) is a powerful tool for electrochemical analysis; however, its data can be challenging to interpret. Here, we introduce a new open-source tool named AutoEIS that assists EIS analysis by automatically proposing

14 Examples of How LLMs Can Transform Materials Science and Chemistry: A Reflection on a Large Language Model Hackathon

August 8, 2023
Author(s)
Kevin Maik Jablonka, Alexander Al-Feghali, Shruti Badhwar, Joshua Bocarsly, Stefan Bringuier, Kamal Choudhary, Defne Circi, Samantha Cox, Matthew Evans, Nicolas Gastellu, Jerome Genzling, Maria Victoria Gil, Ankur Gupta, Wibe de Jong, Tao Liu, Sauradeep Majumdar, Garrett Merz, Nicolas Moitessier, Lynda Brinson, Beatriz Mourino, Brenden Pelkie, Mayk Caldas Ramos, Bojana Rankovic, Jacob Sanders, Ben Blaiszik, Andrew White, Ian Foster, Ghezal Ahmad Jan Zia
Chemistry and materials science are complex. Recently, there have been great successes in addressing this complexity using data-driven or computational techniques. Yet, the necessity of input structured in very specific forms and the fact that there is an

An Infrastructure for Curating, Querying, and Augmenting Document Data: COVID-19 Case Study

August 8, 2023
Author(s)
Eswaran Subrahmanian, Guillaume Sousa Amaral, Talapady N. Bhat, Mary C. Brady, Kevin G. Brady, Jacob Collard, Sarra Chouder, Philippe Dessauw, Alden A. Dima, John T. Elliott, Walid Keyrouz, Nicolas Lelouche, Benjamin Long, Rachael Sexton, Ram D. Sriram
With the advent of the COVID-19 pandemic, there was the hope that data science approaches could help discover means for understanding, mitigating, and treating the disease. This manifested itself in the creation of the COVID-19 Open Research Dataset (CORD

How to Scale a Phish: An Investigation into the Use of the NIST Phish Scale

August 7, 2023
Author(s)
Shanee Dawkins, Jody Jacobs
Organizations around the world are using the NIST Phish Scale (NPS) in their phishing awareness training programs. As a new metric for measuring human phish-ing detection difficulty of phishing emails, the use of the NPS by phishing training implementers

Peering into the Phish Bowl: An Analysis of Real-World Phishing Cues

August 7, 2023
Author(s)
Lorenzo Neil, Shanee Dawkins, Jody Jacobs, Julia Sharp
Organizations use simulated phishing awareness train-ing exercises to help users identify, detect, and defend against the ever-changing phishing threat landscape. Realistic phishing emails are used to test users' ability to spot a phish from visible cues

The Association of Biomolecular Resource Facilities Proteome Informatics Research Group Study on Metaproteomics (iPRG-2020)

August 7, 2023
Author(s)
Pratik Jagtap, Michael Hoopmann, Ben Neely, Anthony Harvey, Lukas Kall, Yasset Perez-Riverol, Milky Abajorga, Julie Thomas, Susan Weintraub, Magnus Palmblad
Metaproteomics research using mass spectrometry data has emerged as a powerful strategy to understand the mechanisms underlying microbiome dynamics and the interaction of microbiomes with their immediate environment. Recent advances in sample preparation

Cybersecurity Definitions for Non-Experts

August 6, 2023
Author(s)
Lorenzo Neil, Julie Haney, Kerrianne Buchanan, Charlotte Healy
Despite the importance of cybersecurity, there is no standard definition nor common terminology for explaining cybersecurity. Existing definitions largely target academics or technical experts but not non-experts (those without cybersecurity proficiency)

Effects of as-built surface with varying number of contour passes on high-cycle fatigue behavior of additively manufactured nickel alloy 718

August 5, 2023
Author(s)
Orion Kafka, Jake Benzing, Nicholas Derimow, Philipp Schumacher, Lucas Koepke, Chad Beamer, Donald Godfrey, Nik Hrabe
High cycle fatigue life of laser-powder bed fusion (L-PBF) parts depends on several factors; as-built surfaces, when present, are a particular concern. This work measures as-built L-PBF surfaces with X-ray computed tomography, and uses rotating beam
Displaying 2426 - 2450 of 73697
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