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NIST Authors in Bold

Displaying 11276 - 11300 of 17277

Ultrastable Laser Array at 633 nm for Real-Time Dimensional Metrology

January 1, 2001
Author(s)
Y Lecoq, J Pedulla, John Lawall
We describe a laser system for very high-accuracy dimensional metrology. A sealed-cavity helium-neon laser is offset-locked to an iodine-stabilized laser in order to realize a secondary standard with higher power and less phase noise. Synchronous averaging

Users' Guide for Hand-Held and Walk-Through Metal Detectors

January 1, 2001
Author(s)
A G. Lieberman, Kathleen M. Higgins, Nicholas Paulter
… intended to supplement National Institute of Justice (NIJ) standards for hand-held (HH) and walk-through (WT) metal … information to help the user better understand the standards and their specifications. The guide also includes …

NIST Centennial Celebration Symposium Highlight

November 15, 2000
Author(s)
Alan D. Mighell, Winnie K. Wong-Ng
… The Centennial Celebration of the National Institute of Standards and Technology (NIST), formerly known as the Bureau of Standards (NBS), takes place in the year 2001. NIST has a …

The Effect of Suggested Changes to the Rockwell Hardness Test Method

September 1, 2000
Author(s)
Samuel R. Low III, David J. Pitchure, C D. Flanigan
In the latest revision of the ISO Rockwell hardness test standard (ISO/FDIS 6508(E), 1999), the introductory paragraphs introduce changes to the test practice; one new to this revision, and one suggested as a possibility for the next revision. The change

A Nanocomposite Poly(Methyl-Methacrylate) Bone Cement

July 1, 2000
Author(s)
A H. Gomoll, A Bellare, W Fitz, T S. Thornhill, R D. Scott, P R. Jemian, Gabrielle G. Long
Poly(methyl methacrylate) (PMMA) based orthopaedic bone cements contain 1-3 micro υ size radiopacifier particles. Incomplete dispersion of these particles leads to the presence of 50-200 micro υ size agglomerates. These large defects are sites of high

Web-Based Annotation Collaboration Tool

February 1, 2000
Author(s)
Wo L. Chang
… spatial synchronization. ACTS is a National Institute of Standards and Technology, Information Technology Laboratory …

Structured Markup on the Web: A Tale of Two Sites

September 1, 1999
Author(s)
Joshua Lubell
Business and organizations are increasingly finding that HTML (Hyper-Text Markup Language)offers no help whatsoever in managing the information on their web sites. SGML (Standard Generalized Markup Language) provides the flexibility and reuse lacking in

Hierarchical Control in a Virtual Manufacturing Facility

January 1, 1996
Author(s)
Michael Iuliano, Albert W. Jones
… Researchers at the National Institute of Standards and Technology are developing a virtual manufacturing cell, which will facilitate standards development and testing. This cell will contain …

Data Probe Users Guide

January 1, 1993
Author(s)
David A. Sauder
… model. Data Probe was built at the National Institute of Standards and Technology to assist in the development of …

Cone Calorimeter for Controlled-Atmosphere Studies.

February 1, 1992
Author(s)
W H. Twilley, V Babrauskas, M L. Janssens, S Yusa
Many fires occur in ambient atmospheric conditions. To investigate certain types of firew, however, it is necessary to consider combustion where the oxidizer is not 21% oxygen/79% nitrogen. The Cone Calorimeter (ASTM E 1354, ISO DIS 5660) has recently

SEAC-Review of Three Years Operation

January 1, 1960
Author(s)
Russell A. Kirsch, P Shupe
… Since September 1950, the National Bureau of Standards has had SEAC, a digital-automatic computer, in … in operation as a permanent tool at the National Bureau of Standards. It is the purpose of this paper to present some of …

Progress towards accuracy evaluation of NIST-F4 Cesium fountain clock

October 24, 2024
Author(s)
Vladislav Gerginov, Gregory Hoth, Thomas Heavner, Jeffrey Sherman
This work presents preliminary results towards the evaluation of the NIST-F4 Cesium Primary Frequency Standard. We present measurements of NIST-F4 frequency instability and evaluation of some of its systematic frequency shifts and shift uncertainties.

IN-PROCESS DATA FUSION FOR PROCESS MONITORING AND CONTROL OF METAL ADDITIVE MANUFACTURING

November 17, 2021
Author(s)
Zhuo Yang, Yan Lu, Simin Li, Jennifer Li, Yande Ndiaye, Hui Yang, Sundar Krishnamurty
… The framework can be utilized by the AM research and standards community to rapidly develop and deploy interoperable tools and standards to analyze, process and exploit two or more different types of AM data. Common engineering standards for AM data fusion systems will dramatically …

Broadband high-energy resolution hard x-ray spectroscopy using transition edge sensors at SPring-8

January 12, 2021
Author(s)
Shinya Yamada, Yuto Ichinohe, Hideyuki Tatsuno, Ryota Hayakawa, Hirotaka Suda, Takaya Ohashi, Yoshitaka Ishisaki, Tomoya Uruga, Oki Sekizawa, Kiyofumi Nitta, Yoshio Takahashi, Takaaki Itai, Hiroki Suga, Makoto Nagasawa, Masato Tanaka, Minako Kurisu, Tadashi Hashimoto, Douglas Bennett, Edward V. Denison, W.Bertrand (Randy) Doriese, Malcolm Durkin, Joseph Fowler, Galen O'Neil, Kelsey Morgan, Dan Schmidt, Daniel Swetz, Joel Ullom, Leila R. Vale, Shinji Okada, Takuma Okumura, Toshiyuki Azuma, Toru Tamagawa, Tadaaki Isobe, Satoshi Kohjiro, Hirofumi Noda, Keigo Tanaka, Akimichi Taguchi, Yuki Imai, Kosuke Sato, Tasuku Hayashi, Teruhiko Kashiwabara, Kohei Sakata
… spectrometer consists of a 240 pixel National Institute of Standards and Technology (NIST) TES system, and 220 pixels …
Displaying 11276 - 11300 of 17277
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