U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications

NIST Authors in Bold

Displaying 10226 - 10250 of 17272

Theo1 Confidence Intervals

August 23, 2004
Author(s)
T Tasset, David A. Howe, Donald B. Percival
Theoretical variance #1 (Theo1) has been developed at NIST to improve the estimation of long-term frequency stability. Its square-root (Theo1-dev) has two significant improvements over the Allan deviation XX called ¿Adev" in estimlating long-term frequency

NIST Data Gateway, 2002 Version

September 1, 2002
Author(s)
D M. Blakeslee, Angela Y. Lee, A J. Belsky, John E. Fuller III
The NIST Data Gateway is a Web portal that provides easy access to NIST scientific and technical data, which cover a broad range of substances and properties from many different scientific disciplines. Users can search for specific keywords, properties

A Welding Cell That Supports Remote Collaboration

September 30, 1999
Author(s)
James D. Gilsinn, William G. Rippey, Joseph A. Falco, Timothy P. Quinn, Robert Russell, Keith A. Stouffer
… Welding, Robotics & Intelligent Systems, Standards, interface specifications, internet, monitoring, …

Ugo Fano (1912-2001) - Obituary

March 1, 2001
Author(s)
Charles W. Clark
… of Ugo Fano (1212-2001), member of the National Bureau of Standards staff from 1946 to 1966. …

NIST-F3, a cesium fountain frequency reference

January 24, 2023
Author(s)
Gregory Hoth, Alexander Radnaev, Peter Mitchell, Jeffrey Sherman, Vladislav Gerginov
… NIST-F3 is under development at the National Institute of Standards and Technology (NIST). The fountain is intended to … with evaluation of NIST's primary and secondary frequency standards. Here, we describe details of the NIST-F3 apparatus …

Generalized Electrical Substitution Methods and Detectors for Absolute Optical Power Measurements

June 17, 2022
Author(s)
Solomon I. Woods, Jorge Neira, James E. Proctor, Joseph P. Rice, Nathan Tomlin, Malcolm White, Michelle Stephens, John H. Lehman
We have developed generalized methods for electrical substitution optical measurements, as well as cryogenic detectors which can be used to implement them. The new methods enable measurement of arbitrary periodic waveforms by an electrical substitution

Improvised Long Test Lengths via Stitching Scale Bar Method: Interim Testing of Laser Trackers

May 28, 2020
Author(s)
Vincent Lee, Daniel S. Sawyer, Balasubramanian Muralikrishnan
… are 2.3 m in length or more, as specified in International Standards Organization (ISO) and American Society of Mechanical Engineers (ASME) standards. The 2.3 m length is chosen as the minimum length … fixed monuments, or a laser rail. In National Institute of Standards and Technology (NIST) Internal Report (IR) 8016, …

A Multireflect-Thru Method of Vector-Network-Analyzer Calibration

March 1, 2017
Author(s)
Arkadiusz Lewandowski, Wojciech Wiatr, Nate Orloff, James Booth
… calibration which uses multiple offset-reflect standards and a flush thru connection. Offset-reflect standards consist of sections of the same uniform … based upon dimensional parameters of the calibration standards. Therefore, like the multiline thru-reflect-line …

Towards Development of a Testbed for Sustainable Manufacturing

November 25, 2014
Author(s)
Juyeon Lee, Seungjun Shin, Yung-Tsun T. Lee, Don E. Libes
… sustainability metrics, assessment tools, and related standards. To help companies make the best choice, the National Institute of Standards and Technology is establishing a Smart … test validation to current and future assessment-related standards, 3) the capability needed by the manufacturing …

Faster, Better, Cheaper: New Automated Vacuum Calibration Service at NIST

October 1, 2012
Author(s)
Jacob E. Ricker, Jay H. Hendricks, Douglas A. Olson, Gregory F. Strouse
… quality assurance requirements, the National Institute of Standards and Technology (NIST) has developed a system to … provides broader access to direct traceability from NIST standards (better). The enabling technology is a combination …

Best Practice Guidelines for Pre-Launch Characterization and Calibration of Instruments for Passive Optical Remote Sensing

November 1, 2009
Author(s)
Raju V. Datla, Joseph P. Rice, Keith R. Lykke, Bettye C. Johnson, James J. Butler, Xiaoxiong Xiong
… should be characterized and calibrated using SI traceable standards. In the case of earth remote sensing, this allows … based on experience gained at National Institute of Standards and technology (NIST), National Aeronautics and … the past two decades. The currently available radiometric standards and calibration facilities at NIST serving the …

NIST 79. NIST Quantitative Infrared Database

October 16, 2008
Author(s)
Franklin R. Guenther
… compounds. These spectra were measured from primary gas standards prepared and verified at NIST. Spectra are provided … uncertainties associated with compound purity, primary standards, computation and instrumental performance.Included …

Analysis of Pipeline Steel Corrosion Data

May 2, 2007
Author(s)
Richard E. Ricker
… accomplished by pipeline operating companies, who follow standards, codes, and practices set out by variety of regulatory agencies, industrial consortia, and standards developing organizations. the Pipeline Standards developing Organizations coordination Council …

Smart Cards and Mobile Device Authentication: an Overview and Implementation

July 1, 2005
Author(s)
Wayne Jansen, Serban I. Gavrila, Clement Seveillac, Vladimir Korolev
The use of mobile handheld devices within the workplace is expanding rapidly. These devices are no longer viewed as coveted gadgets for early technology adopters, but have instead become indispensable tools that offer competitive business advantages for
Displaying 10226 - 10250 of 17272
Was this page helpful?