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Journals

Fluorescence Intermittency in Single InP Quantum Dots

October 1, 2001

Author(s)

M Kuno, D P. Fromm, Alan Gallagher, David Nesbitt, O I. Micic, A J. Nozik

Fluorescence kinetics of isolated colloidal InP quantum dots (Qds) are investigated for the first time via confocal single molecule

Anomalous Transitions in Two-Level Systems Driven by the AC Stark Effect

October 1, 2001

Author(s)

W L. Meerts, I Ozier, Jon T. Hougen

An unusual type of non-resonant absorption signal produced by the ac Stark effect has been observed in a two-level avoided-crossing system. The theory for these

Wavelet Transform Approach to the Analysis of Specular X-Ray Reflectivity Curves

October 1, 2001

Author(s)

I R. Prudnikov, R J. Matyi, R Deslattes

A method for analyzing X-ray reflectivity curves from multilayered structures with interfacial roughness using a wavelet transform approach has been developed

Isochoric Heat Capacity for Toluene Near Phase Transitions and the Critical Point

October 1, 2001

Author(s)

N. G. Polikhronidi, I M. Abdulagatov, Joe W. Magee, Rabiyat G. Batyrova

New measurements of isochoric heat capacity C V for toluene near phase transitions and the critical point are presented. Measurements were made with a high

Specific Heat Capacity at Constant Volume for Water, Methanol, and Their Mixtures at Temperatures from 300 K to 400 K and Pressures to 20 Mpa

October 1, 2001

Author(s)

T Kuroki, N Kagawa, H. Endo, S Tsuruno, Joe W. Magee

Specific heat capacities at constant volume (c v) of water, methanol, and their mixtures were measured with a new adiabatic calorimeter. Temperatures ranged to

Frequency Response of Alternating Currents through the Staphylococcus aureus hemolysin Ion Channel

October 1, 2001

Author(s)

Martin Misakian, John J. Kasianowicz, S Robertson, O. Petersons

An Examination of the Spectra of the Kick-Out Pulse for a Proposed Sampler Characterization Method.

October 1, 2001

Author(s)

Nicholas Paulter, Donald R. Larson

The spectra of the "kick-out" pulses used in a proposed sampler calibration method [1]-[3] were examined. The proposed calibration method requires that the

The 2000 Material Research Society (MRS) Fall Meeting Report

September 27, 2001

Author(s)

Winnie K. Wong-Ng

Keeping with tradition, the 2000 MRS annual meeting again took place in Boston Copely Plaza from November 27 to December 1. The 2000 meeting was well organized

Control of the Electromagnetic Environment for Single Josphson Junctions using Arrays of dc SQUIDs

September 24, 2001

Author(s)

M. Tan, D. B. Haviland, Richard L. Kautz

We have measured the current-voltage characteristics of small-capacitance single Josephson junctions at low temperatures (T less than or equal to 0.04 K), where

Simulation of the Virginia Tech Fire Research Laboratory Using Large Eddy-Simulation With Mixture Fraction Chemistry and Finite Volume Radiative Heat Transfer

September 19, 2001

Author(s)

J E. Floyd, U Vandsburger, C J. Wieczorek

A mixture fraction based combustion model and a finite volume radiation transport model have been added to the Fire Dynamics Simulator v1.0 (FDS) developed at

Measurement Concerns and Opportunities for Commercial Fire Testing Laboratories

September 19, 2001

Author(s)

William L. Grosshandler

Whether it is performance-based standards, ISO 17025 accreditation, or the harmonization of standards for international trade, commercial fire testing

Large Eddy Simulation of Wood Combustion

September 19, 2001

Author(s)

Simo A. Hostikka, Kevin B. McGrattan

The purpose of this work is to study the coupling of the one-dimensional pyrolysis model to the computational fluid dynamics model for fire simulation. The

Classified Zerotree Wavelet Image Coding and Adaptive Pakcetization for Low Bit Rate Transport

September 14, 2001

Author(s)

T Kim, S K. Choi, R E. Van Dyck, N K. Bose

In this paper, we suggest a novel robust image coding and adaptive packetization algorithm suitable for very low bit rate transport. This algorithm can be

Eukaryotic-Like Adenylyl Cyclases in Mycobacterium Tuberculosis H37Rv - Cloning and Characterization

September 14, 2001

Author(s)

Sathyavelu K. Reddy, M A. Kamireddi, K. Dhanireddi, L. Young, A M. Davis, Prasad T. Reddy

We have cloned a cya gene from a human pathogen Mycobacterium tuberculosis H37Rv by complementation of catabolic defect. (Accession No. AF017731, 1977). M

Development of Combustion and Radiation Models for Large Scale Fire Simulation

September 13, 2001

Author(s)

Kevin B. McGrattan, J E. Floyd, Glenn P. Forney, Simo A. Hostikka, Howard R. Baum

In cooperation with the fire protection engineering community, a numerical fire model, Fire DynamicsSimulator (FDS), is being developed at NIST to study fire

An Improved Voronoi-Diagram-Based Neural Net for Pattern Classification

September 12, 2001

Author(s)

Camillo A. Gentile, M Sznaier

In this brief paper, we propose a novel two-layer neural network to answer a point query in Rn which is partitioned into polyhedral regions. Such a task solves

Equation of State and Thermodynamic Properties of Pure Toluene and Dilute Aqueous Toluene Solutions in the Critical and Supercritical Regions

September 9, 2001

Author(s)

Sergei B. Kiselev, James F. Ely, Ilmutdin Abdulagatov, Emil Bazaev, Joe W. Magee

In this paper, we report new PVTx measurements for water + toluene binary mixtures at 11 near-critical and supercritical isotherms T = 623, 627, 629, 631, 633

Sapphire Statistical Strength Characterization

September 7, 2001

Author(s)

D R. McClure, R W. Cayse, S Goodrich, D McCullum, D C. Harris, K Lagerlof, C E. Patty, D H. Platus, Robert S. Polvani, David R. Black

Approximately 1400 4-point flexure specimens were tested at 300 K to 873 K to establish an engineering database for the strength of sapphire. Coupons

Surface Acoustic Wave Methods to Determine the Anisotropic Elastic Properties of Thin Films

September 1, 2001

Author(s)

Donna C. Hurley, Vinod K. Tewary, A J. Richards

We have developed laser ultrasonic methods to measure the elastic properties of thin films. In this approach, surface acoustic waves (SAWs) were generated using

X-Ray Standing-Wave Investigation of Valence-Electronic Structure

September 1, 2001

Author(s)

Joseph C. Woicik, E J. Nelson, T Kendelewicz, P Pianetta, D Heskett, J Warner, L E. Berman, B A. Karlin, I A. Vartanyants, M Z. Hasan, Z -. Shen

We introduce a new experiment method by which site-specific valence-electronic structure may be obtained. It utilizes the x-ray standing-wave interference field

Microstructural Characterization Studies to Relate the Properties of Thermal Spray Coatings to Feedstock and Spray Conditions

September 1, 2001

Author(s)

Andrew J. Allen, Gabrielle G. Long, H Boukari, J Ilavsky, A Kulkarni, S Sampath, H Herman, A N. Goland

This paper reports how the microstructural information, obtainable for thick plasma-sprayed ceramic deposits by small-angle scattering can be used to explore

Tensile Properties of Free-Standing Aluminum Thin Films

September 1, 2001

Author(s)

David T. Read, Yi-Wen Cheng, R R. Keller, Joseph D. McColskey

Tensile properties of electron-beam-deposited free-standing aluminum thin films were measured. High ς y and UTS were observed, mainly due to fine grain sizes

Crystallographic Studies and X-Ray Diffraction Patterns of Ba₅R₈Zn₄O₂₁ by Rietveld Refinements

September 1, 2001

Author(s)

Winnie K. Wong-Ng, James A. Kaduk, J Dillingham

The structure of the Ba 5R 8Zn 4O 21 series (R =lanthanides) was investigated using x-ray Rietveld refinements. The compounds were successfully prepared for R =

X-Ray Standing-Wave Investigations of Valence Electronic Structure

September 1, 2001

Author(s)

Joseph C. Woicik, E J. Nelson, D Heskett, J Warner, L E. Berman, B A. Karlin, I A. Vartanyants, M Z. Hasan, T Kendelewicz, Z -. Shen, P Pianetta

We have examined the valance-electron emission from Cu, Ge, GaAs, InP, and NiO single crystals under the condition of strong x-ray Bragg reflection; i.e., in

Dynamics of Photoinduced Collisions of Cold Atoms Probed with Picosecond Laser Pulses

September 1, 2001

Author(s)

F K. Fatemi, Kevin Jones, H Wang, I Walmsley, Paul D. Lett

Pump-probe experiments are performed in which cold colliding Na atoms are photoassociated to form Na$ _(2)$ molecules, and subsequently ionized. the experiments

Scaling of Plane-Wave Born Cross Sections for Electron-Impact Excitation of Neutral Atoms

September 1, 2001

Author(s)

Yong Sik Kim

Plane-wave Born cross sections for electron-impact excitations of the resonance transitions in Li, Mg, K, Ca, Rb, Sr, Cs, Ba, Hg, and Tl have been scaled by two

Photometry: Sensing Light Color

September 1, 2001

Author(s)

Yoshihiro Ohno, Steven W. Brown

This article first addresses the need and importance of photometry and colorimetry for many products in our daily life- light bulbs in homes and offices; TV

Two Innovations in Diffraction Calculations for Cylindrically Symmetrical Systems

September 1, 2001

Author(s)

Eric L. Shirley, M A. Terraciano

Two mathematical innovations are presented that relate to calculating propagation of radiation through cylindrically symmetrical systems using Kirchhoff

Erratum: 'Thermochemistry of Disulfur Decafluoride, S₂F₁₀' [J. Chem. Phys. 103, 10162 (1995)]

September 1, 2001

Author(s)

Karl K. Irikura

Contrary to the footnotes to Tables II and III found in Ref. 1, HF/6-31G* vibrational frequencies were scaled by 0.893. The correct values were shown in the

Conference Report: NIST-ASME Workshop on Uncertainty in Dimensional Measurements, Gaithersburg, MD, June 5-7, 2001

September 1, 2001

Author(s)

Dennis A. Swyt

A 2 1/2-day workshop on problems in use of uncertainty in dimensional measurements sponsored by NIST and ASME was held June 5-7, 2001 at NIST in Gaithersburg MD

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