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Journals

On the Dynamics of Chip Formation in Machining Hard Metals

January 1, 1997

Author(s)

Matthew A. Davies, Timothy J. Burns, Christopher J. Evans

The results of orthogonal cutting tests on electroplated Nickel-Phosphorus (15% phosphorus) and AISI 52100 bearing steel are presented and compared. For both...

Internet-Enabled Computer-Aided Design

January 1, 1997

Author(s)

William Regli

Computer-Aided Design (CAD) software vendors are quickly recognizing the tremendous potentia1 of the Internet for connecting distributed tools and users This...

Molecular Dynamics Simulations of the Thermal Degradation of Nano-Confined Polypropylene

January 1, 1997

Author(s)

Marc R. Nyden, Jeffrey W. Gilman

Molecular dynamics simulations of the thermal degradation of polymer nanocomposites were performed in an attempt to explain the reduction in the flammability of...

Effects of Gas-Band Radiation on Soot Kinetics in Laminar Methane / Air Diffusion Flames

January 1, 1997

Author(s)

Y. R. Sivathanu, J. P. Gore

A coupled radiation and soot kinetics calculation of laminar methane/air diffusion flame properties is described. Transport equations for mass, momentum...

Aspects of Soot Dynamics as Revealed by Measurements of Broadband Fluorescence and Flame Luminosity in Flickering Diffusion Flames

January 1, 1997

Author(s)

K C. Smyth, C. R. Shaddix, D Everest

Numerous investigations have attributed laser-induced broadband fluorescence observed in both rich, premixed flames and in diffusion flames to small polycyclic...

Developing Detector Siting Rules From Computational Experiments in Spaces With Complex Geometries

January 1, 1997

Author(s)

William D. Davis, Glenn P. Forney, Richard W. Bukowski

The National Institute of Standards and Technology (NIST) is conducting a four-year research project where in a computational fluid dynamics (CFD) computer code...

Mixing Behavior of Absolutely Unstable Axisymmetric Shear Layers Forming Side Jets

January 1, 1997

Author(s)

William M. Pitts, A W. Johnson

Recently it has been shown that low-density axisymmetric jets can become absolutely unstable and develop highly coherent vortical structures in the near-field...

Simple Piezoelectric Droplet Generator

January 1, 1997

Author(s)

Jiann C. Yang, W. S. Chien, M D. King, William L. Grosshandler

A design for a piezoelectric on-demand droplet generator is presented. Its simple construction and ease of operation distinguish this generator from other...

Measured and Predicted Thermodynamic Properties of Selected Halon Alternative/Nitrogen Mixtures

January 1, 1997

Author(s)

Jiann C. Yang, I Vazquez, C I. Boyer, Marcia L. Huber, L A. Weber

Experimental measurements of selected thermodynamic properties of alternative agent/nitrogen mixtures were performed. The selected alternatives were HFC-227 ea...

Effect of Inclination on the Performance of a Compact Brazed Plate Condenser and Evaporator

January 1, 1997

Author(s)

Mark A. Kedzierski

This study experimentally quantified the change in heat transfer and pressure drop associated with tilting a compact brazed plate heat exchanger from the...

Inhibitor Influence on the Bistability of a CSTR

January 1, 1997

Author(s)

Valeri I. Babushok, T Noto, Donald R. Burgess Jr., Anthony P. Hamins, Wing Tsang

Methane combustion in a continuously stirred flow tank reactor (CSTR) in the presence and absence of chemical inhibitors such as CF3I, CF3Br, CF3H, and a...

SPR Studies of the Nonspecific Adsorption Kinetics of Human IgG and BSA on Gold Surfaces Modified by Self-Assembled Monolayers (SAMs)

January 1, 1997

Author(s)

Vitalii I. Silin, H H. Weetall, David J. Vanderah

Testing the Radiometric Accuracy of FT-IR Transmittance Measurements

January 1, 1997

Author(s)

Simon G. Kaplan, Leonard M. Hanssen, Raju V. Datla

Predicting the Virial Coefficients and Thermodynamic Properties of a Multicomponent Mixture with Application to the Ternary Mixture of CH_26Fd2^ + CF₃CHF₂ + CF₃CH₂F

January 1, 1997

Author(s)

L A. Weber

The NIST Rapid Irradiation and Counting System

January 1, 1997

Author(s)

Richard M. Lindstrom, D. A. Becker, J. K. Langland, Robert R. Greenberg

Cold Neutron Prompt Gamma-Ray Activation Analysis at NIST - Recent Developments

January 1, 1997

Author(s)

Rick L. Paul, Richard M. Lindstrom, A E. Heald

Intelligent Gradient-Based Search of Incompletely Defined Design Spaces

January 1, 1997

Author(s)

Mark Schwabacher, A Gelsey

Gradient-based numerical optimization of complex engineering designs o ers the promise of rapidly producing better designs. However, such methods generally...

Time Domain Waveforms of a Line-Focus Transducer Probing Anisotropic Solids

January 1, 1997

Author(s)

Nelson N. Hsu, Gerald V. Blessing, D Xiang

We have developed a large lensless line-focus wideband ultrasonic transducer which can be used to probe solid materials through water. With conventional...

Calibration of a Pyroelectric Detector at 10.6 υm Using the NIST High Accuracy Cryogenic Radiometer

January 1, 1997

Author(s)

Thomas R. Gentile, Jeanne M. Houston, George P. Eppeldauer, Alan L. Migdall, C L. Cromer

Transmittance Measurements for Filters of Optical Density between One and Ten

January 1, 1997

Author(s)

Z M. Zhang, Thomas R. Gentile, Alan L. Migdall, Raju V. Datla

Simplified Quantum Logic with Trapped Ions

January 1, 1997

Author(s)

C Monroe, Dietrich Leibfried, B E. King, D M. Meekhof, Wayne M. Itano, David J. Wineland

We describe a simplified scheme for quantum logic with a collection of laser-cooled trapped atomic ions. Building on the scheme of Cirac and Zoller, we show how...

Optically Isolated Current to Voltage Converter in an Electron Optics System

January 1, 1997

Author(s)

Alan H. Band, John Unguris

A simple, inexpensive, optically isolated current-to-voltage converter circuit has been developed for the measurement of bipolar currents in the range of 10 pA...

Local-density-functional calculations of the Energy of Atoms

January 1, 1997

Author(s)

Svetlana A. Kotochigova, Zachary H. Levine, Eric L. Shirley, Mark D. Stiles, Charles W. Clark

The total energies of atoms and with atomic number Ζ from 1 to 92 and singly-charge cations with Ζ from 2 to 92 have been calculated to an accuracy of 1...

Observations of Alloying in the Growth of Cr on Fe(001)

January 1, 1997

Author(s)

Angela Davies, Joseph A. Stroscio, Daniel T. Pierce, John Unguris, Robert Celotta

Using scanning tunneling microscopy, we observe the alloying of Cr with an Fe(001) substrate for various coverages at two temperatures. At low Cr coverage, the...