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Displaying 11976 - 12000 of 13225

Compensation of Errors Detected by Process-Intermittent Gauging

August 10, 1995
Author(s)
Herbert T. Bandy, David E. Gilsinn
… gauging. This is the function of one control loop in the three-loop Quality In Automation (QIA) architecture that is under development at the National Institute of Standards and Technology (NIST). Process- intermittent error compensation …

Fire Performance of an Interstitial Space Construction System (NISTIR 5560)

February 1, 1995
Author(s)
James R. Lawson, E Braun, Laurean A. DeLauter, G Roadarmel
… a functional floor, reproduce a design planned for use in a new hospital complex at Elmendorf Air Force Base, Alaska. This interstitial space assembly was built in the multi-story steel test structure at the National Institute of Standards and Technology. The construction assembly was tested by the same …

Fire Safety of Passenger Trains: A Review of Current Approaches and of New Concepts (TN 1406)

January 1, 1994
Author(s)
Richard D. Peacock, Richard W. Bukowski, Walter W. Jones, Paul A. Reneke, Vyto Babrauskas, James E. Brown
… Recent advances in passenger guided transportation, fire test methods, and … current tests to predict actual fire behavior. Fire safety in any application, including transportation, requires a … a detailed comparison of the fire safety approaches used in the United States, France, and Germany. The strengths and …

The NIST EXPRESS Toolkit: Design and Implementation

January 1, 1993
Author(s)
Don E. Libes
… Draft International Standard) is the highest priority in the toolkit. Nonetheless, time/space efficiency, accurate … is available from the National Institute of Standards and Technology. The toolkit is just one of a number of tools for data management in STEP, a family of ISO standards currently in development. …

Performance of 1/3-Scale Model Precast Concrete Beam-Column Connections Subjected to Cyclic Inelastic Loads

October 1, 1990
Author(s)
Geraldine S. Cheok, Hai S. Lew
… was initiated at the National Institute of Standards and Technology. The study was initiated to provide data for the … of a rational design procedure for such connections in high seismic regions. The objective of the study is to … beam-column joints with that of the precast joints in which the beam-to-column connection is provided by …

Report of the Invitational Workshop on Integrity Policy in Computer Information Systems (WIPCIS)

January 1, 1989
Author(s)
Stuart W. Katzke, Zella G. Ruthberg
… Report of the Invitational Workshop on Integrity Policy in Computer Information Systems which was sponsored by the … Center, and the Institute for Computer Sciences and Technology at the National Bureau of Standards. The workshop established a foundation for further progress in defining a model for information integrity. The workshop …

National Institute of Justice Standard for Walk-through Metal Detectors for Use in Concealed Weapon and Contraband Detection

September 1, 2000
Author(s)
Nicholas G. Paulter Jr.
… (NIJ) standard for walk-through metal detectors for use in concealed weapon detection was written in 1974. The NIJ standard has been rewritten to provide … from the Natl. Law Enforcement and Corrections Technology Ctr.: Rockville … Justice Standard for Walk-through Metal Detectors for Use in Concealed Weapon and Contraband Detection …

Per- and Polyfluoroalkyl Substances in Textiles Present in Firefighter Gloves, Hoods, and Wildland Gear

December 13, 2024
Author(s)
Andre Thompson, Andrew Maizel, Meghanne Tighe, Samuel Escobar Veras, Alix Rodowa, Bruce Benner, Audrey Tombaugh, Jessica Reiner, Michelle Donnelly, Ryan Falkenstein-Smith, John Kucklick, Catherine Rimmer, Rick Davis
… gear has exclusively examined jackets and pants. In contrast, turnout gear contains other protective articles … concentration, and prevalence of PFAS potentially present in unused textiles present in firefighting hoods, gloves, and … firefighter gear may depend on the textiles used in gear manufacturing. …

Versailles Project on Advanced Materials and Standards (VAMAS) Interlaboratory Study on Measuring the Number Concentration of colloidal gold nanoparticles

March 9, 2022
Author(s)
Caterina Minelli, Karen E. Murphy, Monique Johnson, Antonio Montoro Bustos, Jeffrey Fagan, Ingo Strenge
… and Standards (VAMAS). A total of 54 laboratories enrolled in this study, including national measurement institutes, … angle X-ray scattering (SAXS). The sample distributed in the study consisted of spherical gold nanoparticles of nominally 30 nm in diameter. The study provides quantitative data to evaluate …

NIST First Call for Multi-Party Threshold Schemes

January 20, 2026
Author(s)
Luis Teixeira D'Aguiar Norton Brandao, Rene Peralta
… the United States National Institute of Standards and Technology (NIST) in gathering a public body of reference materials on advanced cryptography. In a threshold scheme, an underlying cryptographic primitive …

Elucidating the thermal properties and anomalous transport in the 18R polytype of SnSe2

May 30, 2025
Author(s)
Oluwagbemiga Ojo, Wilarachchige D. C. B. Gunatilleke, Winnie Wong-Ng, Tieyan Chang, Yu-Sheng Chen, Joshua Martin, Adam Biacchi, George Nolas
… physical properties is lacking. We grew large crystals in order to investigate the thermal and electrical properties … and Seebeck coefficient measurements were employed in investigating the atypical electrical transport this … of sound, with minimal lattice anharmonicity resulting in relatively high thermal conductivity. Our findings will …

Wound Causing Agents in the Illicit Drug Supply: Evidence from a Statewide Drug Checking Program

December 5, 2024
Author(s)
Emily Martin, Kristin Schneider, Edward Sisco, Meghan Appley, Margaret Rybak, Rae Elkasabany, Susan Sherman
… wound causing agents (xylazine, levamisole, medetomidine) in Maryland's illicit drug supply and co-occurrence with … and tested at the National Institute of Standards and Technology between October 2021 and October 2023 (N= 2,210). … xylazine's prevalence over time. Results Xylazine occurred in 33.4 % of samples and primarily co-occurred with fentanyl, …

Acceleration of Ferromagnet Resonance (FMR) Measurements by Bayesian Experimental Design

October 21, 2024
Author(s)
Dingbin Huang, Xiaojia Wang, Daniel Gopman
… experimental design developed by McMichael et al. [1] in a vector network analyzer-FMR setup to demonstrate an … and the conventional measurement. Reduced uncertainties in linewidth and resonance frequency ranging from 40 % to 60 … approach. This approach can be used to deliver gains in measurement speed by a factor of three or more and as a …

Comprehensive Data Evaluation Methods Used in Developing the SWGDRUG Mass Spectral Reference Library for Seized Drug Identification

October 8, 2024
Author(s)
Weihua Ji, William Wallace
… the most comprehensive free reference database of its kind in the world. It provides reliable mass spectra for … Center (MSDC) at the National Institute of Standards and Technology (NIST). Over the last few years, new evaluation … structure and name, is confirmed. Second, the product ions in each spectrum are verified to match the compound structure …

Preliminary observations of the April 5th, 2024, Mw4.8 New Jersey Earthquake

October 1, 2024
Author(s)
Oliver Boyd, William Barnhart, James Bourke, Martin Chapman, Paul Earle, Guo-chin Dino Huang, Jessica Thompson Jobe, Won-Young Kim, Frederik Link, Mairi Litherland, Andrew Lloyd, Maureen D. Long, Sara McBride, Andrew Michael, Walter Mooney, Gregory Mountain, Aspasia Nikolaou, Alexandros Savvaidis, Felix Waldhauser, Cecily Wolfe, Clara Yoon
… to Maine and beyond felt the ground shaking, resulting in the largest number (> 180,000) of U.S. Geological Survey … (USGS) "Did You Feel It?" reports of any earthquake. In addition to many reports of non-structural damage, the … epicentral area by the National Institute of Standards and Technology and the Geotechnical Extreme Events Reconnaissance …

Review of SNP assays for DVI: cost, time, and performance information for decision-makers

July 17, 2024
Author(s)
Katherine Gettings, Andreas Tillmar, Kimberly Sturk-Andreaggi, Charla Marshall
… In mass disaster events, forensic DNA laboratories may be … Ideally, laboratories have considered this possibility in advance and have a plan in place. Compared with … success rate in degraded DNA samples. As the landscape of technology has shifted toward DNA sequencing, many forensic …

Two-electron interference in two-photon attosecond double ionization of neon

July 2, 2024
Author(s)
Siddhartha Chattopadhyay, Carlos Marante, Barry I. Schneider, C. William McCurdy, Luca Argenti
… time resolution by detecting photoelectron pairs in coincidence. In helium, the transition between the non-sequential and sequential regime in two-photon double ionization (TPDI) is well explained by a … Two-electron interference in two-photon attosecond double ionization of neon …

2024 NIST Generative AI (GenAI): Evaluation Plan for Text-to-Text (T2T) Discriminators

April 1, 2024
Author(s)
Yooyoung Lee, George Awad, Asad Butt, Lukas Diduch, Kay Peterson, Seungmin Seo, Ian Soboroff, Hariharan Iyer
… evaluation will help determine strengths and weaknesses in their approaches including insights about how and when … evaluation metrics and protocols for participating in GenAI challenges. In this 2024 GenAI pilot study, the task for D-participants …

Design and Implementation of an Automated Network Traffic Analysis System using Elastic Stack

April 1, 2024
Author(s)
Zineb Maasaoui, Anis Bekri, Mheni Merzouki, Abdella Battou, Amar Abane, Ahmed LBATH
… monitoring of network traffic and endpoint security in large-scale enterprises. We employ a fully integrated technology stack that includes Elastic Stack, ZEEK, Osquery, … Rate (FPR) and revealed that the Random Forest Classifier, in conjunction with Pearson correlation-based feature …

Tunable X-band opto-electronic synthesizer with ultralow phase noise

March 29, 2024
Author(s)
Igor Kudelin, Pedram Shirmohammadi, William Groman, Samin Hanifi, Megan Kelleher, Dahyeon Lee, Takuma Nakamura, Charles McLemore, Steven Bowers, Franklyn Quinlan, Scott Diddams
… Microwave signals with low phase noise in the X-band (8-12 GHz) are essential for widespread … largely limits their application to laboratory settings. In this work we present a hybrid opto-electronic approach … noise microwaves across the entire X-band. This results in exceptional phase noise at 10 GHz of -156 dBc/Hz at 10 kHz …
Displaying 11976 - 12000 of 13225
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