An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
A shared feature in the rapid spread of large outdoor fires are the production or generation of new, far smaller combustible fragments from the original fire...
Fire spread occurs via radiation, flame contact, and firebrands. While firebrand showers are known to be a cause of spot fires which ignite fuels far from the...
Pavlo Piliptchak, Murat Aksu, Frederick M. Proctor, John L. Michaloski
Development and testing of industrial robot environments is hampered by the limited availability of hardware resources. Simulations provide a more accessible...
Lisa C. Ng, Lindsey Kinser, Steven J. Emmerich, Andrew K. Persily
The Net Zero Energy Residential Test Facility (NZERTF) was constructed at the National Institute of Standards and Technology (NIST) to support the development...
Increasingly, a wide range of in-situ sensors are being instrumented on additive manufacturing (AM) machines. Researchers and manufacturers use these sensors to...
Khalid Halba, Edward Griffor, Thomas Roth, Patrick Kamongi
With the increasing interest in studying Automated Driving System (ADS)-equipped vehicles through simulation, there is a growing need for comprehensive and...
We evaluate a method for estimating and removing local oscillator cable drift in transmission measurements using a network analyzer. The geometric mean of the...
Chunmei Liu, Chen Shen, Jack Chuang, Richard A. Rouil, Hyeong-Ah Choi
Public safety incidents typically involve significant amount of group traffic. This paper initializes our study in exploring the potential spectrum savings and...
The advanced big data analytical technologies and ever-expanding Internet-of-Things (IoT) devices and applications drive the new computing paradigm, Edge...
Mark O. McLinden, Andrei F. Kazakov, J S. Brown, Riccardo Brignoli, Ian H. Bell, Piotr A. Domanski
We summarize a systematic examination of possible low-GWP (global warming potential) replacements for the HFC (hydrofluorocarbon) refrigerants currently used in...
Roselyne B. Tchoua, Aswathy Ajith, Zhi Hong, Logan T. Ward, Kyle Chard, Debra Audus, Shrayesh N. Patel, Juan J. de Pablo
Despite significant progress in natural language processing, machine learning models require substantial expert-annotated training data to perform well in tasks...
Standard test methods and academic competitions share much in common. We detail how we use standard test methods to promote education, research, development and...
Accurate time is frequently cited as an enabling requirement for precisely coordinated control systems used in the electrical power system. Methods and...
Brian J. Nablo, Jungjoon Ahn, Kiran Bhadriraju, Jong M. Lee, Darwin Reyes-Hernandez
We present the quantification of cell viability during neutral red (NR) uptake with a compact lens-free system utilizing two light sources. Conventionally, the...
Aurore F. Quelennec, Jason J. Gorman, Darwin Reyes-Hernandez
This paper presents a calibration/label-free flow sensor embedded in a microfluidic system. This sensor is based on surface acoustic waves, where the acoustic...
Indoor carbon dioxide (CO2) concentrations have been used for decades to evaluate indoor air quality (IAQ) and ventilation. However, many of these applications...
Robert B. Bohn, Mheni Merzouki, Charif Mahmoudi, Cihan Tunc
Internet of Things (IoT) is reshaping the way Cloud Service Providers (CSP) collect data from sensors. With billions of devices deployed around the world, CSP...
The National Institute of Standards and Technology (NIST) has previously demonstrated that, despite assumptions to the contrary, typical modern commercial...
Maria Alonso, William Stuart Dols, Hans M. Mathisen
Buildings account for approximately 40 % of energy use in the European Union. In light of the Energy performance of buildings directive (EPBD), efforts are...
The wireless devices in cyber-physical systems (CPS) play a primary role in transporting the information flows within such systems. Deploying wireless systems...
Kamran Sayrafian, Katjana Krhac, Gregory Noetscher, Dina Simunic
Human Body Communication (HBC) is an attractive low complexity technology with promising applications in wearable biomedical sensors. In this paper, a simple...
The generalized three-antenna method is a standard method for measuring on-axis gain and polarization of an antenna without a priori knowledge. The cornerstone...
Moshe Shuker, Juniper Pollock, John Kitching, Elizabeth Donley, Rodolphe Boudot, V. I. Yudin, A. V. Taichenachev
We present a brief review of the rapidly growing field of autobalanced Ramsey spectroscopy followed by a detailed discussion and review of two novel techniques...
Multipath is one of the limiting factors for an accurate outdoor and indoor localization. We proposed an approach that uses a multipath mitigation derived from...
William M. Pitts, Jiann C. Yang, Rodney A. Bryant, L G. Blevins
The use of halons for fire fighting is being phased out due to their deleterious effects on stratospheric ozone. This paper describes the findings of part of a...
Jeffrey T. Fong, N. Alan Heckert, James Filliben, Pedro V. Marcal, Samuel Berweger, Thomas Mitchell (Mitch) Wallis, Pavel Kabos
To calibrate near-field scanning microwave microscopes (NSMM) for defect detection and characterization in semiconductors, it is common to develop a parametric...
We are developing a one-sided tomographic method for imaging prompt gamma rays, without moving the source, sample, or detector, in a standard prompt gamma...
Andrew K. Persily, William S. Dols, Steven J. Emmerich, Lisa C. Ng
The purpose of this summary is to review Air Infiltration and Ventilation Centre activities, as reflected in its publications, related to indoor carbon dioxide...