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Displaying 1 - 25 of 857

Interlaboratory Comparison with a Reference Measurement Procedure (RMP) for Determining 24,25-Dihydroxvitamin D3 in Human Serum using Liquid Chromatography - Tandem Mass Spectrometry (LC-MS/MS)

April 28, 2026
Author(s)
Stephen Wise, Ekaterina Mineva, Christine Pfeiffer, Hubert Vesper, Etienne Cavalier, Stephenie Peters, Karen Galvin, Kevin Cashman, Andrew Norbert Hoofnagle, Hsuan-Chieh (Joyce) Liao, Emma Williams, Laura Briggs, Adam Kuszak, Grace Hahm, Johanna Camara
An interlaboratory comparison study was conducted among five laboratories for determination of 24,25-dihydroxyvitamin D3 [24,25(OH)2D3] in human serum using liquid chromatography - tandem mass spectrometry (LC-MS/MS) methods. The Centers for Disease

Accurate Volume Determination for Low Gas Flow Standards

March 17, 2026
Author(s)
Jodie Pope, Christopher Crowley, Max Low, John Wright, Aaron Johnson
The National Institute of Standards and Technology (NIST) has developed the Semiconductor Low Flow Standard (SLowFlowS), a new rate-of-rise (RoR) gas flow standard capable of measuring flows as low as 0.01 standard cm³/min. SLowFlowS incorporates two

Certification of Standard Reference Material(R)s 3672a & 3673a: Organic Contaminants in Smokers' Urine (Frozen) & Organic Contaminants in Non-Smokers' Urine (Frozen)

February 25, 2026
Author(s)
Ashley Russell, Ben Blount, Julianne Botelho, Christina Brosius, Carolyn Burdette, Antonia Calafat, Johanna Camara, Jun Feng, Nathanael Heckert, Jennifer Hoguet, Kevin Huncik, Maria Morel Espinosa, Maria Ospina, Jared Ragland, Christopher Reese, Michael Rybak, Tiffany Seyler, Liza Valentin-Blasini, Lanqing Wang, Elena Wood, Baoyun Xia
Standard Reference Material (SRM) 3672a Organic Contaminants in Smokers' Urine (Frozen) and SRM 3673a Organic Contaminants in Non-Smokers' Urine (Frozen) are intended for use in evaluating analytical methods for the determination of selected naturally

Lucky Packets and Network Time Protocol (NTP)

January 26, 2026
Author(s)
Jace Smuszkiewicz, Terrence Jones, Andrew Novick, Demetrios Matsakin
For users of the network time protocol (NTP), a "lucky packet" is defined as one which is returned back to the client with very short roundtrip travel time over the internet. In NTP the error budget of the time offset measurement is dominated by the

NIST Handbook 44: Specifications, Tolerances and Other Technical Requirements for Weighing and Measuring Devices (2026 Ed.)

January 5, 2026
Author(s)
Loren Minnich, Gloria Lee, Juana Williams, Isabel Baucom, Jan Konijnenburg, John McGuire, Katrice Lippa
NIST Handbook 44 includes specifications, tolerances, and other technical requirements for weighing and measuring devices. These requirements are intended to encourage the design, installation, testing, and use of weighing and measuring devices that

NIST Handbook 133: Checking the Net Contents of Packaged Goods (2026 Ed.)

December 29, 2025
Author(s)
John McGuire, David Sefcik, Loren Minnich, Elizabeth Benham, Isabel Baucom, Katrice Lippa
This handbook has been prepared as a procedural guide for the compliance testing of net content statements on packaged goods. Compliance testing of packaged goods is the determination of the conformance results of packaging, distribution, and sale of

Safeguarding International Science: Research Security Framework

November 21, 2025
Author(s)
Gregory Strouse, Claire Saundry, Timothy Wood, Philip Bennett, Mary Bedner, Jeremy Schultz
The U.S. science and research ecosystem retains its leadership by actively engaging with the global community through the conduct of mutually beneficial collaborative research and the welcoming of international scientists. Coupled with that, the national

Would Human-Robot Interaction Conferences Benefit From More Formal Reporting?

November 3, 2025
Author(s)
Patrick Holthaus, Alessandra Rossi, Snehesh Shrestha, Wing-Yue Louie, aysegul ucar, Daniel Hernandez Garcia, Frank Forster, Antonio Andriella, Shelly Bagchi
In an interdisciplinary and evolving research field like human-robot interaction, clear and precise results reporting is essential for study comparability and replicability. To address the lack of a standard for such reporting and, at the same time

Smart City Standardization: A Global Perspective

November 1, 2025
Author(s)
William Dunaway, Cheyney O'Fallon
The Global Community Technology Challenge (GCTC) is the smart cities program of the National Institute of Standards and Technology (NIST) in the U.S. Department of Commerce. Since its formation in 2014, the GCTC has built an international partnership of

Use Case Decomposition for multi-standard Management to Enable Flexible Supply Chain

October 27, 2025
Author(s)
Elena Jelisic, Boonserm Kulvatunyou, Salifou Sidi Mahaman Malick, Hakju Oh, Joshua Ki
Flexibility is identified as a mandatory characteristic of today's supply chains. There are a few aspects of supply chain flexibility identified in the literature, and one of them is flexible supply chain integration. The standard for exchanging supply

Pixel Latency Measurements of Event Cameras

October 21, 2025
Author(s)
Remi Chassagnol, Timothy Blattner, Maritoni Litorja, Peter Bajcsy
Pixel latency of event cameras is an important parameter to take into account in real-time applications. Currently, pixel latency is insufficiently described in event camera specifications as a typical latency at a certain light level. This work is
Displaying 1 - 25 of 857
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