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 1326 - 1350 of 1910

Analysis of Hexabromocyclododecane Diastereomers and Enantiomers by Liquid Chromatography Tandem Mass Spectrometry: Chromatographic Selectivity and Ionization Matrix Effects

October 2, 2006
Author(s)
Nathan G. Dodder, Aaron Peck, John R. Kucklick, Lane C. Sander
Hexabromocyclododecane (HBCD) is a flame retardant that is undergoing environmental risk assessment. The liquid chromatographic retention and electrospray ionization matrix effects were investigated for HBCD methods of analysis for environmental matrices

Chip-Scale Atomic Frequency References

September 16, 2005
Author(s)
John E. Kitching, Svenja A. Knappe, Li-Anne Liew, P Schwindt, Vladislav Gerginov, V Shah, John Moreland, Alan Brannon, J Breitbarth, Z Popovic, Leo W. Hollberg
… to have a volume of 1 cm 3 , a power dissipation of 30 mW and a fractional frequency instability of 10 -11 at one …

Electron Probe Microanalysis with Cryogenic Detectors

July 9, 2005
Author(s)
Dale E. Newbury, Kent D. Irwin, Gene C. Hilton, David A. Wollman, John A. Small, John M. Martinis
… of a focused, high current density electron beam, 5 keV to 30 keV in energy, to excite characteristic x-rays from a …

Standard Reference Material 1751 - A Gallium Melting-Point Standard

August 1, 2004
Author(s)
Gregory F. Strouse
The melting point of gallium %2829%2E7646%B0C%29 is a defining thermometric fixed point of the International Temperature Scale of 1990 %28ITS%2D90%29%2E Realization of this melting point is performed using a fixed%2Dpoint cell containing high%2Dpurity

Premixed Calcium Phosphate Cement Pastes

November 1, 2003
Author(s)
Shozo Takagi, Laurence C. Chow, S Hirayama, A Sugawara
… materials. The hardening time (HT) of the cement is about 30 min with water and 5 min with phosphate solution as the …

NIST-BMDO Transfer Radiometer (BXR)

April 1, 2000
Author(s)
Timothy M. Jung, Adriaan C. Carter, Steven R. Lorentz, Raju V. Datla
… low as 10 -15 W/cm 2 over the spectral range from 2 υm to 30 υm. The radiometer uses an arsenic doped silicon blocked …

Noise-Optimized Silicon Radiometers

March 1, 2000
Author(s)
George P. Eppeldauer
… the amplified 1/f input noise at 9 Hz chop frequency and 30 s integration time constant, resulting in an equivalent …

Yb/Er-Codoped and Yb-Doped Waveguide Lasers in Phosphate Glass

March 1, 2000
Author(s)
D. L. Veasey, David S. Funk, P. M. Peters, Norman Sanford, Gregory E. Obarski, N. H. Fontaine, M. Young, A P. Peskin, W. Liu, S. N. Houde-Walter, Joseph S. Hayden
… composition. We have demonstrated slope efficienceis near 30% with output powers approaching 200 mW for 1540 nm …
Displaying 1326 - 1350 of 1910
Was this page helpful?