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Technical Note (NIST TN)

Propagation and Detection of Radio Signals Before, During, and After the Implosion of a Large Sports Stadium (Veterans Stadium in Philadelphia)

October 1, 2005

Author(s)

Christopher L. Holloway, Galen H. Koepke, Dennis G. Camell, Catherine A. Remley, Dylan F. Williams, Susan A. Schima, Seturnino Canales

In this report, we investigate radio communications problems faced by emergency responders (firefighters and police) in disaster situation such as collapsed...

A Review of Building Evacuation Models

July 1, 2005

Author(s)

Erica D. Kuligowski, Richard D. Peacock

Evacuation calculations are increasingly becoming a part of performance-based analyses to assess the level of life safety provided in buildings. In some cases...

Propagation and Detection of Radio Signals Before, During, and After the Implosion of a 13-Story Apartment Building

May 1, 2005

Author(s)

Christopher L. Holloway, Galen H. Koepke, Dennis G. Camell, Catherine A. Remley, Dylan F. Williams, Susan A. Schima, Seturnino Canales, Douglas T. Tamura

In this report we investigate communications problems faced by emergency responders (firefighters and police) in disaster situations (i.e., collapsed buildings)...

NIST MEASUREMENT SERVICES: Fast Repetitive Pulse Transition Parameters, 50 Ohm.

May 1, 2005

Author(s)

Donald R. Larson, Nicholas Paulter

ABSTRACT This document describes the Special Test 65200S, 'Fast Repetitive Pulse Transition Parameters, 50 .' This special test service is used to acquire...

Angular Errors in Polarimetric Radar Cross Section Calibration Using a Rotating Dihedral

April 1, 2005

Author(s)

Lorant A. Muth, Cathy Johnson, Donald Morales, Timothy Conn

We examine how accurately system transmit and receive parameters can be determined using a rotating dihedral as the polarimetric calibration device. We derive...

Optimized Arbitrary Wireless Device Arrays for Emergency Response Communications

March 1, 2005

Author(s)

William F. Young, Edward Kuester, Christopher L. Holloway

Wireless communications are essential to emergency responders. Unfortunately, a typical emergency response scenario involves communication into and within...

Measuring the Permittivity and Permeability of Lossy Materials: Solids, Liquids, Metals, and negative-Index Materials

February 1, 2005

Author(s)

James R. Baker-Jarvis, Michael D. Janezic, Billy F. Riddle, Robert T. Johnk, Christopher L. Holloway, Richard G. Geyer, Chriss A. Grosvenor

The goal of this report is to be a comprehensive guide for researchers int he area of dielectric and magnetic measurements of lossy materials. The goal is to...

Precise theory of levels of hydrogen and deuterium: The Coulomb vacuum polarization correction

January 1, 2005

Author(s)

Svetlana A. Kotochigova, Peter J. Mohr

Bethe Logarithms for Rydberg States: Numerical Values for n {le} 200

January 1, 2005

Author(s)

U Jentschura, Svetlana A. Kotochigova, Peter J. Mohr

CF3I Stability Under Storage.

December 1, 2004

Author(s)

Michelle K. Donnelly, Richard H. Harris Jr., Jiann C. Yang

This research investigates the stability of iodotrifluoromethane (CF3I) during storage. For CF3I to be used as a fire extinguishing agent, it must be able to be...

Full-Scale Flammability Measures for Electronic Equipment.

December 1, 2004

Author(s)

Matthew F. Bundy, Thomas J. Ohlemiller

This report describes an experimental investigation by NIST to study the fire hazard of electronic equipment having thermoplastic enclosures. This work was part...

Uncertainty of the NIST Electrooptic Sampling System

December 1, 2004

Author(s)

Dylan F. Williams, Paul D. Hale, Tracy S. Clement

We present an uncertainty analysis of measurements performed with NIST's electrooptic sampling system. The system measures the voltage waveform injected by a...

Uncertainty Analysis of Radar Cross Section Calibration at Etcheron Valley Range

September 1, 2004

Author(s)

Lorant A. Muth, Dale M. Diamond, John A. Lelis

The Etcheron Valley Range, Naval Air Warfare Center, Weapons Division at China Lake, CA conducts monostatic and bistatic radar cross section measurements on...

A Four-Terminal Current Shunt with Calculable AC Response

August 30, 2004

Author(s)

Owen B. Laug, T. M. Souders, Bryan C. Waltrip

The design of a 0.1 Ohm, four-terminal current shunt with calculable frequency dependence up to 1 MHz is described. It is intended for use as a standard for...

Development of a Fast-response Fire Suppressant Concentration Meter

August 1, 2004

Author(s)

Erik L. Johnsson, George W. Mulholland, Gerald T. Fraser, I I. Leonov, G Y. Golubiatnikov

Description and Usage of a Fast-Response Fire Suppressant Concentration Meter

August 1, 2004

Author(s)

Erik L. Johnsson, George W. Mulholland, Gerald T. Fraser, I I. Leonov, G Y. Golubiatnikov

Operating Characteristics of the Proposed Sampling Plans for Testing Distribution Transformers

May 1, 2004

Author(s)

O. Petersons, Ken L. Stricklett, C Hagwood

The sampling plan for efficiency testing contained in the Supplemental Notice of Proposed Rulemaking (SNOPR),Energy Conservation Program: Test Procedures for...

Tech Note 1458|NIST Measurement Service for DC Standard Resistors

March 8, 2004

Author(s)

Randolph Elmquist, Dean G. Jarrett, George R. Jones Jr., Marlin E. Kraft, Scott H. Shields, Ronald F. Dziuba

At the National Institute of Standards and Technology (NIST), the U.S. representation of the ohm is based on the quantum Hall effect, and it is maintained and...

Next Generation Fire Suppression technology Progam (NGP)

January 1, 2004

Author(s)

Richard G. Gann

Next Generation Fire Suppression Technology Program (NPG)

January 1, 2004

Author(s)

Richard G. Gann

Stable Optical Cavities for Wavelength References

January 1, 2004

Author(s)

Richard W. Fox, K L. Corwin, Leo W. Hollberg

DC Conductivity Measurements of Metals

January 1, 2004

Author(s)

Michael D. Janezic, Raian K. Kaiser, James R. Baker-Jarvis, George Free

In this paper we examine a measurement method for characterizing the dc conductivity of metal alloys commonly-used in hand weapons. From accurate measurements...

Performance of Home Smoke Alarms, Analysis of the Response of Several Available Technologies in Residential Fire Settings.

December 1, 2003

Author(s)

Richard W. Bukowski, Richard D. Peacock, Jason D. Averill, Thomas G. Cleary, Nelson P. Bryner, Paul A. Reneke

This report presents the results of the project and provides details of the response of a range of residential smoke alarm technologies in a controlled...

The impact of internal sampling circuitry on the phase error of the nose-to-nose oscilloscope calibration

August 1, 2003

Author(s)

Catherine A. Remley

We study the dependence of the phase error in the nose-to-nose oscilloscope calibration on the oscilloscope's internal sampling circuitry. We first develop a...

Carbon-Loaded Polymer Composites Used as Human Phantoms: Theoretical Modeling for Predicting Low-Frequency Dielectric Behavior.

June 1, 2003

Author(s)

Richard G. Geyer, James R. Baker-Jarvis, Michael D. Janezic, Raian K. Kaiser

Conductive carbon black-loaded polymers are considered for use as semi-solid biologic phantom materials. Adapted forms of Clausius-Mossoti, Maxwell-Garnett, and...

Smoke Component Yields From Room-Scale Fire Tests (NIST TN 1453)

April 1, 2003

Author(s)

Richard G. Gann, Jason D. Averill, Erik L. Johnsson, Marc R. Nyden, Richard D. Peacock

This report presents the methodology for and results from a series of room-scale fire tests to produce data on the yields of toxic products in both pre...

A Technical Reference for CFAST: An Engineering Tool for Estimating Fire and Smoke Transport

April 1, 2003

Author(s)

Walter W. Jones, Glenn P. Forney, Richard D. Peacock, Paul A. Reneke

CFAST is a zone model capable of predicting the environment in a multi-compartment structure subjected to a fire. It calculates the time evolving distribution...

FY2002 Annual Report--Next Generation Fire Suppression Technology Program (NGP)

January 1, 2003

Author(s)

Richard G. Gann

The Department of Defenses Next Generation Fire Suppression Technology Program (NGP) has completed its sixth year of research with a goal to develop and...

Test Procedures for Electric Motors Test Under 10 CFR Part 431

September 3, 2002

Author(s)

Ken L. Stricklett, M Vangel

The procedures for electric motor efficiency testing promulgated by Part 431 of Chapter II of Title 10, Code of Federal Regulations are discussed. The operating...

Metal Detector Studies: Research Materials

August 1, 2002

Author(s)

James R. Baker-Jarvis, Raian K. Kaiser, Michael D. Janezic, Nicholas Paulter, Ken L. Stricklett

The purpose of the work described in this report is to develop and characterize materials that mimic the electromagnetic characteristics of the human body. The...

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