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.

Journals

Results and Challenges in Web Search Evaluation

March 1, 1999

Author(s)

D Hawking, Nick Craswell, P Thistlewaite, Donna Harman

A frozen 18.5 million page snapshot of part of the Web has been created to enable and encourage meaningful and reproducible evaluation of Web search systems and

Engineering Receptor-Mediated Cytotoxicity Into Human Ribonucleases by Steric Blockade of Inhibitor Interaction

March 1, 1999

Author(s)

M Suzuki, S K. Saxena, E Boix, R J. Prill, V M. Vasandani, Jane E. Ladner, C Sung, R J. Youle

Several nonammalian members of the Rnase A superfamily exhibit anticancer activity that appears to correlate with resistance to the cytosolic ribonuclease

The Effect of Hydrothermal Aging on Swelling and Tg Depression for a Particle-Filled, Epoxy-Based Adhesive

February 24, 1999

Author(s)

Martin Y. Chiang, K T. Faber, M Fernandez-Garcia

The aim of this experimental investigation was to determine the effectof moisture on he physical properties of a particle-filled adhesive for structural bonding

Evaluation of Passenger Train Car Materials in the Cone Calorimeter

February 23, 1999

Author(s)

Richard D. Peacock, Richard W. Bukowski, S. H. Markos

Recent advances in fire test methods and hazard analysis techniques make it useful to re-examine passenger train fire safety requirements. The use of test

Barium Hollandite-Type Compounds Ba_xFe_2xTi_8-2xO₁₆ with x= 1.143 and 1.333

February 23, 1999

Author(s)

J. M. Loezos, Terrell A. Vanderah, A R. Drews

Experimental X-ray powder diffraction patterns and refined unit cell parameters for two barium hollandite-type compounds. Ba xFe 2xTi 8-2xO 16, with x = 1.143

Nanofabrication via Atom Optics

February 23, 1999

Author(s)

C Bradley, W Anderson, Jabez J. McClelland, Robert Celotta

Owing to the continuing reduction in the scale of microelectronic and micromagnetic technology, new microfabrication methods are constantly being explored. This

How to Configure Linux for ATM Networks

February 22, 1999

Author(s)

Wayne J. Salamon

This article describes how to configure a personal computer (PC) running the Linux operating system, and an ATM switch, to build an ATM network. Information is

On the Physical Interpretation of Torsion-Rotation Parameters in Methanol and Acetaldehyde: Comparison of Global Fit and Ab Initio Results

February 22, 1999

Author(s)

L H. Xu, R M. Lees, Jon T. Hougen

Equilibrium structural constants and certain torsion-rotation interaction parameters have been determined for methanol and acetaldehyde from ab initio

High-speed >90 % quantum-efficiency p-i-n photodiodes with a resonance wavelength adjustable in the 795-835 range

February 22, 1999

Author(s)

E. Vzbay, I. Kimukin, N. Biyikli, O. Ayt|r, M. Gvkkavas, G. Ulu, M. S. {Umlat}nl{umlat}, Richard Mirin, Kristine A. Bertness, David H. Christensen

We report GaAs/AlGaAs-based high-speed, high-efficiency, resonant cavity enhanced p-i-n photodiodes. The devices were fabricated by using a microwave-compatible

Shear-Induced Restructuring of Concentrated Colloidal Silica Gels

February 15, 1999

Author(s)

H J. Hanley, Chris Muzny, B D. Butler, G C. Straty, J Bartlett, E. Drabarek

Computational Study of KNI-272, a Potent Inhibitor of HIV-1 Protease. On the Mechanism of Preorganization

February 11, 1999

Author(s)

L David, R Luo, M S. Head, M K. Gilson

The compound KNI-272 is a potent, peptide-like inhibitor of HIV protease. Its conformation when complexed with the protease is close to that which it assumes in

Arrays of Distributed-Bragg-Reflector Waveguide Lasers at 1536 nm in Yb/Er Codoped Phosphate Glass

February 8, 1999

Author(s)

D. L. Veasey, David S. Funk, Norman Sanford, Joseph S. Hayden

Challenges in Providing Standard Reference Materials for Chemical and Pharmaceutical Process Analysis

February 2, 1999

Author(s)

John C. Travis, Gary W. Kramer, Melody V. Smith, Steven J. Choquette

A Role-Based Access Control Model and Reference Implementation Within a Corporate Intranet

February 1, 1999

Author(s)

David F. Ferraiolo, John Barkley, David R. Kuhn

This paper describes NIST's enhanced RBAC model and our approach to designing and implementing RBAC features for networked Web servers. The RBAC model

Complex Permittivity Determination from Propagation Constant Measurements

February 1, 1999

Author(s)

Michael D. Janezic, Jeffrey A. Jargon

This letter presents a new transmission line method for measuring the complex permittivity of dielectric materials using propagation constant measurements. In

Viscoelasticity of Xenon Near the Critical Point

February 1, 1999

Author(s)

Robert F. Berg, Michael R. Moldover, G A. Zimmerli

Using a novel, overdamped, oscillator flown aboard the Space Shuttle, we measured the viscosity of xenon near the liquid-vapor critical point in the frequency

Combustion Experiments on STS-83 and STS-94: The Crew's Perspective

February 1, 1999

Author(s)

Gregory T. Linteris, J. E. Voss, R. Crouch

Despite years of planning and hundreds of drop-tower tests in preparation, the combustion experiments aboard STS-83 and STS-94 were full of surprises

NIST-Traceable-Reference-Material Optical Filters Program for Chemical Spectrophotometry

February 1, 1999

Author(s)

John C. Travis, Gary W. Kramer

Genetically Engineered Metal Ion Binding Sites on the Outside of a Channel's Transmembrane Β-Barrel

February 1, 1999

Author(s)

John J. Kasianowicz, D L. Burden, L C. Han, S Cheley, H Bayley

We are exploring the ability of genetically engineered versions of the Staphlococcus aureus αHL} ion channel to serve as rationally designed sensor components

A Thermodynamic Investigation of Some Reactions Involving Prephenic Acid

February 1, 1999

Author(s)

N Kishore, Marcia J. Holden, Yadu D. Tewari, Robert N. Goldberg

Calorimetric enthalpies of reaction have been measured for the following enzyme-catalyzed reactions at the temperature 298.15 Kprephenate(aq) = phenylpyruvate

Metal-Insulator-Semiconductor Transmission Lines

February 1, 1999

Author(s)

Dylan F. Williams

This paper investigates the one-dimensional metal-insulator-semiconductor transmission line. It develops closed-form expressions for equivalent-circuit

Standards Make Wireless Work

February 1, 1999

Author(s)

Roger Marks

Analysis of Urban Particulate Standard Reference Materials for the Determination of Chlorinated Organic Contaminants and Additional Chemical and Physical Properties

February 1, 1999

Author(s)

Dianne L. Poster, Michele M. Schantz, Stephen A. Wise, M. G. Vangel

Model for Exchange Bias in Polycrystalline Ferromagnet-Antiferromagnet Bilayers

February 1, 1999

Author(s)

Mark D. Stiles, Robert D. McMichael

Polycrystalline ferromagnet-antiferromagnet bilayers exhibit a wide range of interesting magnetic effects. This paper describes a model for these bilayers which

NIST's support of rapid prototyping standards

February 1, 1999

Author(s)

Kevin K. Jurrens

Recent activities and interactions with industry have suggested to the National Institute of Standards and Technology (NIST) that formal standards for rapid

Approximating the Permanent via Importance Sampling With Application to the Dimer Covering Problem

February 1, 1999

Author(s)

Isabel M. Beichl, F Sullivan

We estimate the asymptotic growth rate of the number of dimer covers of cubic lattice. Our estimate λ 3 = 0.4466 {plus or minus} 0.0006 is consistent with the

The Palladium-Zirconium Phase Diagram

February 1, 1999

Author(s)

Richard M. Waterstrat, Alexander J. Shapiro, A Jeremie

The palladium-zirconium phase diagram has been re-investigated over its entire composition range. The revised diagram includes two intermediate phases. Pd 4Zr 3

Ultrasonic Measurement of Stress in Railroad Wheels

February 1, 1999

Author(s)

R E. Schramm

Acoustic birefringence is the relative change in sound velocity with polarized direction. While the effect is small (usually parts in 10 4), this is a useful

Dislocation-Density Changes Upon Poling of Polycrystalline BaTiO₃

February 1, 1999

Author(s)

Davor Balzar, H M. Ledbetter, P W. Stephens, E T. Park, J L. Routbort

We report evidence for a significant increase of bulk dilocation density upon poling of polycrystalline BaTiO 3. The synchrotron high-resolution x-ray

Voight Function Model in Diffraction-Line Broadening Analysis

February 1, 1999

Author(s)

Davor Balzar

Diffraction-line broadening routes are briefly reviewed. Both luboratory and synchrotron X-ray measurements of W and MgO showed that a Voigt function

Was this page helpful?