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.

Conferences

Characterization of Precision Spheres With XCALIBIR

January 1, 2004

Author(s)

Ulf Griesmann, Johannes A. Soons, Quandou (. Wang

The geometry of a nearly spherical surface, for example that of a precision optic, is completely determined by the radius-of-curvature at one point and the...

Virtual Surface Calibration Database

January 1, 2004

Author(s)

Thomas B. Renegar, Theodore V. Vorburger, Son H. Bui

This paper presents the development of a virtual surface calibration database for parameter evaluation and algorithm verification. The database runs from a web...

Scattering by Dielectric Strips on a Dielectric Layer of Finite Thickness

January 1, 2004

Author(s)

Egon Marx

Accurate simulation of optical images of lines and trenches placed on semiconductors are of great interest to industry, especially in the overlay process...

Interim Report on Single Crystal Critical Dimension Reference Materials (SCCDRM)

January 1, 2004

Author(s)

Ronald G. Dixson, Michael W. Cresswell, Richard A. Allen, William F. Guthrie, Brandon Park, Christine E. Murabito, Joaquin (. Martinez

The single crystal critical dimension reference materials (SCCDRM) project has been completed, and the samples for the SEMATECH member companies have been...

Measurement Uncertainty and Traceability Issues: A Standards Activity Update

January 1, 2004

Author(s)

Steven D. Phillips

Effect of Trace Subdivision on the Computation of Power Spectral Densities

January 1, 2004

Author(s)

Egon Marx

Scattering by a Sphere with a Dielectric Half-Space or on Another Sphere

January 1, 2004

Author(s)

Egon Marx

Particle contamination of dielectric or conducting surfaces can be detected by shining light on the surface and looking for abnormal scattering distributions...

Initial Measurement Results for 20 NIST RM 8240 Standard Bullets

January 1, 2004

Author(s)

Li Ma, Jun-Feng Song, Eric P. Whitenton, Theodore V. Vorburger, J Zhou, A Zheng

The SRM (Standard Reference Material) 2460 standard bullets are developed at the National Institute of Standards and Technology (NIST) to support the National...

Virtual Surface Calibration and Computation Uncertainty

January 1, 2004

Author(s)

Son H. Bui

Not available.

Uncertainty Due to Finite Resolution Measurements

January 1, 2004

Author(s)

Steven D. Phillips, B Tolman, William T. Estler

We investigate the influence of finite resolution on measurement uncertainty from a perspective of the Guide to the Expression of Uncertainty in Measurement...

Recent Advances in Quantitative Synthetic-Polymer Mass Spectrometry at NIST

January 1, 2004

Author(s)

William E. Wallace, Charles M. Guttman

Commensurate with NIST s mission to advance the state of quantitative measurement science we have worked to develop a method to determine absolute molecular...

Understanding and Optimizing the MALDI Process Using a Heated Sample Stage: a 2,5-Dihydroxybenzoic Acid Study

January 1, 2004

Author(s)

Mark Arnould, William E. Wallace, R Knochenmuss

Since its use as a compound for matrix assisted laser desorption/ionization (MALDI), 2,5 dihydroxybenzoic acid (DHB) has been the subject of many solid state...

Constructing Sequence Alignments from a Markov Decision Model with Estimated Parameter Values

January 1, 2004

Author(s)

Fern Y. Hunt, Anthony J. Kearsley, Agnes A. O'Gallagher

Current methods for aligning biological sequences are based on dynamic programming algorithms. If large numbers of sequences or a number of long ones are to be...

A new small cam-driven absolute gravimeter, ed. by C. Jekeli, L. Bastos and J. Fernandes

January 1, 2004

Author(s)

J E. Faller, A L. Vitouchkine

Frequency Transfer Using Precise Point Positioning

January 1, 2004

Author(s)

Marc A. Weiss, P Fenton, E Powers, K Senior

NIST and OP GPS Receiver Calibrations Spanning Twenty Years: 1983-2003

January 1, 2004

Author(s)

Marc A. Weiss, Victor S. Zhang, W Lewandowski, P Uhrich, D Valat

The Mercury-Ion Optical Clock: Towards a Measurement of the Quadrupole Shift

January 1, 2004

Author(s)

W Oskay, A Bartels, Scott A. Diddams, Christopher W. Oates, G Wilpers, Leo W. Hollberg, David J. Wineland, Wayne M. Itano, C E. Tanner, James C. Bergquist