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Displaying 11701 - 11725 of 17277

Thermochemical study of 2-adamantanone

July 24, 2023
Author(s)
Ala Bazyleva, Dzmitry Zaitsau, Gennady J. Kabo
The results of a thermochemical study of the standard molar enthalpy of combustion of 2-adamantanone in the crystalline phase state by isoperibol combustion calorimetry are presented. Two different approaches of combustion-calorimetry data processing (one

Current Ecotoxicity Testing Needs Among Selected U.S. Federal Agencies

June 2, 2022
Author(s)
Patricia Ceger, David Allen, Elyssa Arnold, Jennifer Brennan, Lyle Burgoon, Raanan Bloom, Carol Clarke, Natalia Garcia-Reyero, Kellie Fay, Jon Hamm, Paula Henry, Wesley Hunter, Donna Judkins, Nicole Kleinstreuer, Carlie Lalone, James Laurenson, Jessica Leet, Scott Lynn, Teresa Norberg-King, Edward Odenkirchen, Elijah Petersen, Barnett Rattner, Catherine Sprankle, Thomas Steeger, Jim Warren, Sarah Winfield
… Food and Drug Administration, the National Institute for Standards and Technology, and the U.S. Department of … This review, authored by the EcoWG, identifies the standards, test guidelines, or guidance documents that are …

NIST Scientific Foundation Reviews

December 18, 2020
Author(s)
John M. Butler, Hariharan K. Iyer, Richard A. Press, Melissa Taylor, Peter Vallone, Sheila Willis
… The National Institute of Standards and Technology (NIST) is a scientific research agency that works to advance measurement science, standards, and technology and that has been working to …

RULE MODEL FOR SELECTING DIMENSIONAL MEASUREMENT EQUIPMENT IN INSPECTION PLANNING

November 27, 2020
Author(s)
Shaw C. Feng, John A. Horst, Allison Barnard Feeney, Albert T. Jones
Process uncertainty can have negative impact on the part quality and is critical to safety and performance of products. Those impacts are manifested in the dimensional measurement uncertainty associated with those parts and products. To minimize the

Cryptanalysis of LEDAcrypt

September 16, 2020
Author(s)
Daniel C. Apon, Ray A. Perlner, Angela Y. Robinson, Paulo Santini
We report on the concrete cryptanalysis of LEDAcrypt, a 2nd Round candidate in NIST's Post- Quantum Cryptography standardization process and one of 17 encryption schemes that remain as candidates for near-term standardization. LEDAcrypt consists of a

Methods to calibrate a three-sphere scale bar for laser scanner performance evaluation per the ASTM E3125-17

February 1, 2020
Author(s)
Ling Wang, Balasubramanian Muralikrishnan, Vincent D. Lee, Prem K. Rachakonda, Daniel S. Sawyer, Joe Gleason
A scale bar with sphere targets is one way of realizing the symmetric and asymmetric length tests to evaluate terrestrial laser scanner (TLS) performance per the ASTM E3125-17 standard. The length of the scale bar is required to be known with an expanded

Compartment Fire Experiments on Long-Span Composite-Beams with Simple Shear Connections Part 1: Experiment Design and Beam Behavior at Ambient Temperature

October 22, 2019
Author(s)
Selvarajah Ramesh, Lisa Choe, Mina S. Seif, Matthew Hoehler, William L. Grosshandler, Ana Sauca, Matthew Bundy, William E. Luecke, Yi Bao, Matthew Klegseth, Genda Chen, John Reilly, Branko Glisic
… The National Institute of Standards and Technology recently expanded its large-scale … designed and constructed following U.S. building codes and standards. The test program consisted of five 12.8 m long …

Bearing Metrics for Health Monitoring of Machine Tool Linear Axes

June 13, 2019
Author(s)
Gregory W. Vogl, Brian C. Galfond, Jordan Jameson
Diagnostics and prognostics of rotating machinery ball bearings is quite mature with an abundance of available methods and algorithms. However, extending these algorithms to other ball bearing applications is challenging and may not yield usable results

NIST Micronutrients Measurement Quality Assurance Program: 1984-1985 Comparability Studies Results for Round Robins I, II, III and V Fat Soluble Vitamins and Carotenoids in Human Serum

February 8, 2019
Author(s)
Jeanice M. Brown Thomas, David L. Duewer, Margaret C. Kline, William A. MacCrehan, Robert Paule, Reenie Parris, Willie May, Robert Schaffer
… From 1984 to 2017, the National Institute of Standards and Technology (NIST) and its precursor the National Burearu of Standards (NBS) coordinated what became the Micronutrients …

The Future of Quantum Based Measurements and the SI

December 1, 2017
Author(s)
Carl J. Williams
… The U.S. National Institute of Standards and Technology (NIST), along with other NMIs, is … made possible by the growing use of quantum-based standards and measurements. This development will …

MANUFACTURING DATA ANALYTICS USING A VIRTUAL FACTORY REPRESENTATION

July 6, 2017
Author(s)
Sanjay Jain, Guodong Shao, Seungjun Shin
… in data collection, communications technology, and use of standards. Data analytics can help understand and gain … factory is presented that leverages current technology and standards to help identify the developments needed for the …
Displaying 11701 - 11725 of 17277
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