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Conferences

Variation in Optical Disc Birefringence Measurements

July 1, 1999

Author(s)

Kent B. Rochford, S. T. Kreger, John W. West

A Comparison of 1 T-omega and 10 T-omega High Resistance Standards Between NIST and Sandia

July 1, 1999

Author(s)

Dean G. Jarrett, Ronald F. Dziuba, Marlin E. Kraft

Development of a Hazard-Based Method for Evaluating the Fire Safety of Passenger Trains

June 29, 1999

Author(s)

Richard W. Bukowski, Richard D. Peacock, Paul A. Reneke, Jason D. Averill, S. H. Markos

The fire safety of U.S. passenger rail trains currently is addressed through small-scale flammability and smoke emission tests and performance criteria...

Evaluating Multi-Sensor Fire Detectors in the Fire Emulator/Detector Evaluator

June 29, 1999

Author(s)

Thomas G. Cleary, Michael D. Anderson, Jason D. Averill, William L. Grosshandler

NIST has developed the Fire Emulator/Detector Evaluator (FE/DE) for the purpose of testing detectors in a controlled environment. The FE/DE is a flow tunnel...

On the Design of an Apparatus for Screening Liquid Fire Suppressants

June 29, 1999

Author(s)

Jiann C. Yang, Michelle K. Donnelly, N C. Prive, William L. Grosshandler

This paper discusses the design and use of an apparatus for evaluating the effectiveness of liquid fire suppression agents as possible replacements for halon...

A Fine-Grained, Detailed, Synchronized Measurement Toolkit for Web Client-Server Performance

June 28, 1999

Author(s)

D C. Tang, Francis W. Wang, X He

A hybrid measurement application of the Apache/Linux Measurement Toolkit (ALMT) and the MultiKron_II system performance chip was developed to create a fine...

Detector-Based Integrating Sphere Photometry

June 24, 1999

Author(s)

Yoshihiro Ohno, Yuqin Zong

A new luminous flux calibration facility using a 2.5 m integrating sphere has been developed at NIST. The Absolute Integrating-Sphere Method, developed for...

Status Report on the Development of the Interoperable MPI Specification

June 15, 1999

Author(s)

William L. George, John G. Hagedorn, J E. Devaney

An industry lead effort to create a protocol for the interoperation of MPI (Message Passing Interface) implementations has been ongoing since March of 1997...

The Apache/Linux Measurement Toolkit (ALMT) Using NIST-Developed Chip

June 15, 1999

Author(s)

D C. Tang, J H. Lin

This paper describes the development of the Apache-Linux Measurement Toolkit (ALMT), which is a highly accurate measurement tool for evaluating the performance...

Dynamic Load Balancing for Data-Parallel MPI Programs

June 14, 1999

Author(s)

William L. George

This paper describes the dynamic load-balancing support available in DParLib, a library of MPI-basedroutines that support the data-parallel style of programming...

Survivability of SONET/WDM Ring Networks with Optimum Number of Spare Components and Wavelengths

June 8, 1999

Author(s)

T D. Ndousse, L E. Hester, S P. Kumar, David H. Su

This paper addresses the optimization and performance of survivability strategies used in the next generation of high-capacity optical transport networks based...

Network-Diffused Media Scaling for Multimedia Content Services

June 7, 1999

Author(s)

O E. Kia, J J. Sauvola, D Doermann

In this paper we propose a new approach to address multimedia consumption schedule for hybrid networks and terminals having variable amount of resources. The...

The DLMF Project: A New Initiative in Classical Special Functions

June 1, 1999

Author(s)

Daniel W. Lozier

NIST (formerly, National Bureau of Standards) has started an ambitious project that aims to produce a successor to Abramowitz and Stegun's {\em Handbook of...

Energy Impacts of Infiltration and Ventilation in U.S. Office Buildings Using Multizone Airflow Simulation

June 1, 1999

Author(s)

Andrew K. Persily, Steven J. Emmerich

With exception of a few analyses of the impacts of ANSI/ASHRAE Standard 62-1989 and energy use in specific buildings, the energy used in commercial buildings...

Estimating the 95th Percentile of the Paste-Void Spacing Distribution in Hardened Cement Paste Containing Air Entrainment

June 1, 1999

Author(s)

Kenneth A. Snyder

The spacing equations of Powers, Philleo, and Pleau and Pigeon are used to estimate the uniform thickness of paste surrounding entrained air voids that is...

Mean-Field-Scaling in Lattice Boltzmann Fluid Mixtures

June 1, 1999

Author(s)

Nicos Martys, Jack F. Douglas

Basic equilibrium properties of Lattice Boltzmann (LB) fluid mixtures (coexistence curve, surface tension, and interfacial profile) are calculated to...

Performance of Tape-Bonded Seams of EPDM Membranes: Resistance to Peel-Creep

June 1, 1999

Author(s)

Walter J. Rossiter Jr, M Vangel, K M. Kraft

This paper provides a summary of the major results of an industry-government consortium study on the creep resistance of tape-bonded seams of EPDM roof...

Comparison of Wind Loading Estimates Based on Extreme Speeds and Squares of Extreme Speeds

June 1, 1999

Author(s)

Emil Simiu, A N. Heckert, James J. Filliben

The hypothesis that better estimates of wind force extremes are obtained by analyzing time series of squares of wind speeds, rather than time series of wind...

Calibration of Thin-Film Thermocouples on Silicon Wafers

June 1, 1999

Author(s)

Kenneth G. Kreider, Dean C. Ripple, D P. DeWitt

Thin-film thermocouples (TFTCs) can be fabricated from a much broader range of electrical conductors than wire thermocouples, but even with the same composition...

Telepresence: A New Paradigm for Industrial and Scientific Collaboration

June 1, 1999

Author(s)

Michael T. Postek, Marylyn H. Bennett, N J. Zaluzec

A portion of the mission of the National Institute of Standards and Technology (NIST) Manufacturing Engineering Laboratory (MEL) is to improve and advance...

Analysis of Conducted EMI Emissions from PWM Inverters Based on Empirical Models and Comparative Experiments

June 1, 1999

Author(s)

Huibin Zhu, Jih-Sheng Lai, Yi-hua Tang, Allen R. Hefner Jr., Celia Chen

For the purpose of investigation of electromagnetic interference (EMI) mechanisms in PWM inverters, empirical models and comparative experiments were studied in...

Time-Resolved Line Focus Acoustic Microscopy of Composites

June 1, 1999

Author(s)

Nelson N. Hsu

Acoustic microscopy has been used to measure material properties since the 1980s. The velocity of the leaky surface wave can be accurately determined from the V...

Delivery of an Advanced Double-Hull Ship Welding System using RoboCrane

June 1, 1999

Author(s)

Roger V. Bostelman, Adam S. Jacoff, Robert Bunch

The Office of Naval Research has sponsored a collaborative effort between the Naval Surface Warfare Center Carderock Division, Advanced Technology and Research...

A Queueing Model of a Spread Spectrum Multiple Access

June 1, 1999

Author(s)

Vladimir V. Marbukh, Nader Moayeri

We propose a queueing model of the reverse link from mobiles to the base station in a single cell of a cellular DS-CDMA system. Approximation of independent...

Embedded Systems, The Forgotten Y2K Problem

June 1, 1999

Author(s)

G E. Fisher

Much has been written about embedded systems and how they will be affected by the year 2000 problem. During the first 6 months of 1999, a significant amount of...

Thermal Conductivity of Two Compositions of Yttria-Stabilized Zirconia

June 1, 1999

Author(s)

Andrew J. Slifka, Bernard J. Filla, Judith K. Stalick

The thermal conductivities of two different compositions of yttria-stabilized zirconia have been measured using an absolute, steady-state method. The...

Determination of Radiance Temperatures Using Detectors Calibrated for Absolute Spectral Power Response

June 1, 1999

Author(s)

Howard W. Yoon, Charles E. Gibson

We describe a method of directly determining blackbody radiance temperatures using filter detectors calibrated for absolute spectral power responsivity. The...

Chamber Radiation Effects on Calibration of Radiation Thermometers With a Thin-Film Thermocouple Test Wafer

June 1, 1999

Author(s)

Benjamin K. Tsai, D P. DeWitt, Francis J. Lovas, Kenneth G. Kreider, Christopher W. Meyer, David W. Allen

In the semiconductor industry, Rapid Thermal Processing (RTP) utilizes a prescribed temperature-time recipe to silicon wafers undergoing processes such as...

Intercomparison of SEM, AFM, and Electrical Linewidths

June 1, 1999

Author(s)

John S. Villarrubia, Ronald G. Dixson, Samuel N. Jones, J R. Lowney, Michael T. Postek, Richard A. Allen, Michael W. Cresswell

Uncertainty in the locations of line edges dominates the uncertainty budget for high quality sub-micrometer linewidth measurements. For microscopic techniques...

Measurement Traceability to NIST Standard Rockwell Diamond Indenters

June 1, 1999

Author(s)

Jun-Feng Song

A metrology-based Rockwell hardness scale is established by a standard machine and a standard diamond indenter. Both must be established through force and...

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