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'It just hit right then, and everything started flying': Lessons learned from the May 22, 2011 Joplin, MO tornado

September 1, 2014

Author(s)

Erica D. Kuligowski, Frank Lombardo, Long T. Phan, David P. Jorgensen

N/A

Development of Laboratory Test Methods to Replace the Simulated High-Temperature Fluidity Test

August 29, 2014

Author(s)

Chiara F. Ferraris, H. R. R. Hamilton, Alexander Piper

This report contains a summary of the research performed to develop a replacement for the high-temperature grout fluidity (HTGF) test. The HTGF test was

Radiowave Propagation in Urban Environments with Application to Public-Safety Communications

August 4, 2014

Author(s)

William F. Young, Catherine A. Remley, Christopher L. Holloway, Galen H. Koepke, Dennis G. Camell, John M. Ladbury, Colton R. Dunlap

We characterize key elements that pose challenges to public-safety radio communications into and out of large buildings, including the strong attenuation of

Improvements to the µ-MUV Spectroradiometer prototype for reduced stray-light

July 1, 2014

Author(s)

Ari D. Feldman, Geiland Porovecchio, Marek Smid, Katherine M. Nield

SRM Spotlight July 2014

June 25, 2014

Author(s)

Regina R. Montgomery

The SRM Spotlight is a newsletter published by the Office of Reference Materials for users of NIST standard reference materials. The Spotlight announces new

Stochastic Modeling and Simulation of Marginally Trapped Neutrons

May 20, 2014

Author(s)

Kevin J. Coakley

For a magnetic trapping experiment, I present an efficient method for simulating experimental beta −decay rates which accounts for loss of marginally trapped

Calibrating multiple microscopes with a smartphone

April 1, 2014

Author(s)

Peter Bajcsy, Mary C. Brady, Jacob Siegel

Summary: The iPhone liquid crystal displays allows efficient and accurate calibration of an inexpensive array of handheld microscopes for measuring microscopic

Electrical Testing of Cement-Based Materials: Role of Testing Techniques, Sample Conditioning, and Accelerated Curing

April 1, 2014

Author(s)

Robert Spragg, Yiwen Bu, Kenneth A. Snyder, Dale P. Bentz, Jason Weiss

These projects examined the potential for using electrical testing on concrete as a potential surrogate for obtaining information on ion and fluid transport

Special and Unclassified Equipment - Applying NIST Handbook 44 to New Technologies or Applications

March 31, 2014

Author(s)

Tina G. Butcher

This article, for publication in NIST OWM's Weights and Measures Connection newsletter, describes the requirements outlined in NIST Handbook 44 for addressing

Fostering Progress in Performance Evaluation and Benchmarking of Robotic and Automation Systems

March 31, 2014

Author(s)

Fabio Bonsignorio, Elena R. Messina, Angel P. Del Pobil

The paper provides an update on the activities of the IEEE Technical Committee on Performance Evaluation and Benchmarking for Robotics and Automation Systems.

Guidance Document: Emergency Communication Strategies for Buildings

March 3, 2014

Author(s)

Erica D. Kuligowski

The purpose of this report is to provide guidance to system designers, building managers and/or building emergency personnel responsible for emergency

Annual Report of the National Earthquake Hazards Reduction Program for Fiscal Year 2012

February 14, 2014

Author(s)

John(Jack) R. Hayes Jr., Steven L. McCabe, Edward Laatsch, Joy Pauschke, Bill Leith, John Filson, Tina M. Faecke

This report about the National Earthquake Hazards Reduction Program (NEHRP) during fiscal year 2012 is submitted to Congress by the Interagency Coordinating

Chapter 3 Evaluation of Atmospheric Loss Processes

December 31, 2013

Author(s)

Vladimir L. Orkin, James B. Burkholder, Wahid Mellouki, Eric L. Fleming, Christian George, Charles H. Jackman, Timothy J. Wallington , Michael J. Kurylo , Dwayne E. Heard, William H. Swartz

Hydroxyl radical (OH), electronically excited atomic oxygen (O(1D)), and atomic chlorine (Cl) reaction rate coefficient data were evaluated and the estimated

ThermoData Engine (TDE) Version 8.0 (Pure Compounds, Binary Mixtures, Ternary Mixtures, and Chemical Reactions); NIST Standard Reference Database 103b

December 31, 2013

Author(s)

Michael D. Frenkel, Robert D. Chirico, Vladimir Diky, Kenneth Kroenlein, Chris Muzny, Andrei F. Kazakov, Joe W. Magee, Ilmutdin M. Abdulagatov, Eric Lemmon

The ThermoData Engine is a software expert systems implementing the concept of dynamic data evaluation. This new release includes four important new features.

A Simple Means for Reducing the Risk of Progressive Collapse

December 1, 2013

Author(s)

Yihai Bao, Hai S. Lew, Fahim H. Sadek, Joseph Main

A simple debonding technique is proposed to reduce or eliminate strain localization in reinforcing bars in the region of wide flexural cracks in RC beams, and

Traveling Waves and Power Waves

November 15, 2013

Author(s)

Dylan F. Williams

N/A

Determining Reference Test Weight per Bushel Value of Grains

September 26, 2013

Author(s)

Gloria D. Lee

Test weight per bushel is a measurement of the weight of a volume of grain required to fill level full a Winchester bushel measure of 2,150.42 cubic inches in

Development of in-situ calibration method for current-to-voltage converters for high-accuracy SI-traceable low-DC-current measurements

September 20, 2013

Author(s)

George P. Eppeldauer, Howard W. Yoon, Dean G. Jarrett, Thomas C. Larason

For photocurrent measurements with low uncertainties, wide-dynamic range reference current-to-voltage converters and a new converter calibration method have

Cable Heat Release, Ignition, and Spread in Tray Installations During Fire (CHRISTIFIRE) Phase 2: Vertical Shafts and Corridors

September 2, 2013

Author(s)

Kevin B. McGrattan, Scott D. Bareham

This report documents the second phase of a multi-year program called CHRISTIFIRE (Cable Heat Release, Ignition, and Spread in Tray Installations during Fire)

POST-COLLISION VEHICLE FIRE SUPPRESSION RESEARCH NEEDS

September 1, 2013

Author(s)

Anthony P. Hamins

This article identifies research needs in automotive fire protection. The work focuses on the problem of post-collision vehicle fires. Recent fire suppression

Better Defining the Uncertainties for the AGA-8 Equation

August 22, 2013

Author(s)

Eric W. Lemmon

In order to revise the AGA-8 documentation for publication in 2014, better knowledge of the 0.1% uncertainty level in the equation of state is needed. A 0.1%

Sensors and Monitoring to Assess Grout and Vault Behavior for Performance Assessments

August 12, 2013

Author(s)

Kenneth A. Snyder, Jason Weiss

To support performance assessment (PA) of waste vaults and grout monoliths, the National Institute of Standards and Technology (NIST) has performed a

Effects of incomplete light extinction in frequency-agile, rapid scanning spectroscopy

August 1, 2013

Author(s)

David Long, S. Wojtewicz, Joseph T. Hodges

The effect of finite beam extinction ratio on the precision and accuracy of cavity ring-down decay time constant measurements was examined using the frequency

Uncertainty Machine --- User's Manual

July 10, 2013

Author(s)

Antonio M. Possolo, Thomas V. Lafarge

NIST's Uncertainty Machine is a software application to evaluate the measurement uncertainty associated with an output quantity defined by a measurement model

NIST/ASME Steam Properties, Version 3.0

June 3, 2013

Author(s)

Allan H. Harvey, Eric W. Lemmon

This is an update of NIST Standard Reference Database 10. The main purpose of the update is to convert the database to a new graphical user interface that works

Understanding Meaningful Use with a Focus on Testing the HL7 V2 Messaging Standards

June 3, 2013

Author(s)

Robert D. Snelick

This article briefly explains the history and purpose of the Office of the National Coordinator (ONC)certification program, and provides insight into the test

Canonicalization in the PrIKL Reasoner

May 30, 2013

Author(s)

Don E. Libes, Antoine D. Gerardin, Severin Tixier, Fabian M. Neuhaus

Many objects in the PrIKL Reasoner have a canonical representation. This representation and its implementation required a number of choices with ramifications

Some Evidence of Technology's Impacts on Economic Growth

May 22, 2013

Author(s)

Gregory C. Tassey

Economic studies over several decades have consistently shown a strong impact of R&D investment on both productivity and output growth, with a number of these

Beyond the Business Cycle: The Need for a Technology-Based Growth Strategy1

May 22, 2013

Author(s)

Gregory C. Tassey

The onset of globalization leaves the competing nations of the world with two rather stark choices: (1) accept lower wages in order to compete in global markets

The Economic Benefits from Improved Cyber Security Infrastructure

May 22, 2013

Author(s)

Gregory C. Tassey

Leading government officials have warned that a "cyber 9/11" could happen at any time. A coordinated terrorist cyber attack on a massive scale could potentially

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