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Search Publications

NIST Authors in Bold

Displaying 7001 - 7025 of 13218

Managing Content and E-Resources on the NIST Virtual Library (NVL)

March 1, 2003
Author(s)
Susan L. Makar
… In May 2002, the Information Services Division (ISD) of … Services (TS) at the National Institute of Standards and Technology (NIST) implemented a content management system … Computers in Libraries (CIL) … Proceedings of the Computer in Libraries 2003 Conference …

Passive and Active Characterization of Hybrid Glass Substrates for Telecommunication Applications

January 1, 2002
Author(s)
Joseph S. Hayden, Robert D. Simpson, Samuel D. Conzone, Robert K. Hickernell, Berton Callicoatt, Alexana Roshko, Norman Sanford
… increasingly popular for planar waveguide devices owing in part to the development of a number of different … the recent development of low temperature bonding technology has made possible the fabrication of structures … on glass joints prepared with the low temperature bonding technology and active performance data of a hybrid DBR laser …

Understanding Early Failure Behavior In 3D-Interconnects 2: Empirical Modeling of Broadband Signal Losses In TSV-Enabled Interconnects

November 29, 2024
Author(s)
Kevin J. Coakley, Pavel Kabos, Stephane Moreau, Yaw S. Obeng
… for measured frequency-dependent insertion loss (|S21|) in a prototypical TSV enabled 3D-IC from SEMATECH. The model … loss mechanisms. The low frequency-dependent changes in the electrical characteristics of the interconnects are attributed to changes in the lateral silicon oxide that isolates the co-axial TSV …

Usability and Accessibility of Electronic Pollbooks, Part 1: Usability in the Polling Place

December 1, 2023
Author(s)
Whitney Quesenbery, Lynn Baumeister, Shanee Dawkins
… of the use of electronic pollbooks (e-pollbooks) in elections. The scope of this report is on usability and … or costs. This document reports on the use of e-pollbooks in the U.S.; their software, hardware, and interface design, … and evaluation. Also presented are the processes in which e-pollbooks are used and state laws encouraging or …

Training Poll Workers for Accessible Voting: Supporting voters with disabilities at the polling place

November 20, 2023
Author(s)
Sarah Blahovec, Whitney Quesenbery, Sharon J. Laskowski
… Accessible voting systems are a key feature in polling places that enable voters with disabilities to … with disabilities at the polling place. This work is in response to the inconsistency of available training … how to set up accessible voting systems and support voters in using them. In addition to ensuring that poll workers know …

Low-Rank Gradient Descent for Memory-Efficient Training of Deep In-Memory Arrays

May 18, 2023
Author(s)
Siyuan Huang, Brian Hoskins, Matthew Daniels, Mark Stiles, Gina C. Adam
… descent. These results can lead to both improvements in the design of application specific integrated circuits for deep learning and in the speed of synchronization of machine learning models … ACM Journal on Emerging Technologies in Computing Systems … Gradient Descent for Memory-Efficient Training of Deep In-Memory Arrays …

Simulation and Analysis of a Dynamic Calibration Target for Through-Wall and Through-Rubble Motion Sensing Doppler Radar

December 3, 2021
Author(s)
Ram Narayanan, Michael Harner, John Jendzurski, Nicholas G. Paulter Jr.
… or orientation dependences. The three targets examined in this thesis possess spherical polyhedral geometries. … of a radar than using a nonspherical calibration artifact. In addition, the radar cross section (RCS) for scattering … of Research of the National Institute of Standards and Technology …

Species Formation and Burning Characteristics of Scaled Propane Compartment Fires

October 12, 2021
Author(s)
C J. Wieczorek, U Vandsburger, J E. Floyd
… Fires occurring in dense occupancies such as hospitals, dormitories, and … shifts toward the elderly who are more likely to reside in dense occupancies. Poisoning due to carbon monoxide is an issue that affects not only the occupants present in the rooms containing the fire, but also to those at …

Rapid and Label-Free Monitoring of Ultraviolet Radiation Bioremediation with Broadband Dielectric Spectroscopy

August 20, 2021
Author(s)
Yaw S. Obeng, Brian J. Nablo, Darwin Reyes-Hernandez, Dianne L. Poster, Michael T. Postek
… bandwidth, small size, and cost-effective fabrication. In this paper, we present the application of MW broadband … The disinfection process is monitored by BDS as changes in the electrical properties of surface-confined biological … of Research of the National Institute of Standards and Technology …

Temporal State Machines: Using temporal memory to stitch time-based graph computations

May 11, 2021
Author(s)
Advait Madhavan, Matthew Daniels, Mark D. Stiles
… ranging from dynamic programming to machine learning. In the absence of memory, or a mathematical framework for … paths, do not lend themselves to generalization. In order to systematize the development of temporally coded … ACM Journal on Emerging Technologies in Computing Systems …

optbayesexpt: Sequential Bayesian Experiment Design for Adaptive Measurements

February 3, 2021
Author(s)
Robert McMichael, Sean M. Blakley, Sergey Dushenko
… for efficient estimation/measurement of parameters in a model function. Parameter estimation is the type of … information to select future measurement settings "live," "in real time," "online," "on the fly." The settings are …

Leveraging Side-channel Information for Disassembly and Security

February 1, 2020
Author(s)
JUNGMIN Park, Fahim Rahman, Apostol Vassilev, Domenic Forte, Mark Tehranipoor
… hardware resources for embedded devices and difficulty in wide-coverage and on-time software updates, software-only … is a promising avenue that promotes multiple directions in security and trust applications. In this paper, we provide a taxonomy of hardware-based …

Dielectric properties of Nb_x}W_1-x}Se_2} alloys

December 16, 2019
Author(s)
Albert Rigosi, Heather M. Hill, Sergiy Krylyuk, Nhan V. Nguyen, Angela Hight Walker, Albert Davydov, David Newell
… how optical properties change with gradual substitutions in the lattice compared with their pure compositions. In this work, we performed growths of alloyed crystals with … of Research of the National Institute of Standards and Technology …

Tabular Potentials for Monte Carlo Simulation of Supertoroids with Short-Range Interactions

December 4, 2019
Author(s)
Harold W. Hatch, Gordon W. McCann
… many relative positions and orientations. Recent advances in the synthesis of anisotropic colloids has made … to now include a family of ring-like shapes with a hole in the middle. Along with the addition of supertoroids, the … for all of these new cases. The algorithmic developments in this work will enable Monte Carlo simulations of a wider …

Calibration

October 2, 2019
Author(s)
Lane C. Sander
… In the context of chemical metrology, calibration is the … Calibration permits the assignment of analyte levels in unknown samples based on the known levels of the … accurate results. Several common approaches are used in calibrating methods. Most frequently, calibration models …

Improving Reproducibility in Research: The Role of Measurement Science

September 18, 2019
Author(s)
Robert J. Hanisch, Anne L. Plant, Ian Gilmore
… 2018 at the National Physical Laboratory, Teddington, UK in which the focus was how the national metrology institutes of the world might help to address challenges in reproducibility of research. The workshop brought together … measurement practice and principles can foster confidence in research findings [1, 2, 3], including how we can tackle …

Microwave Monitoring of Atmospheric Corrosion of Interconnects

December 28, 2018
Author(s)
Papa Amoah, Dmitry Veksler, Christopher E. Sunday, Stephane Moreau, David Bouchu, Yaw S. Obeng
… nano scale; thus, new metrology and techniques are needed. In this paper, we use microwave propagation characteristics … ECS Journal of Solid State Science and Technology …

Operating Hydrogen Gas Transmission Pipelines at Pressures above 21 MPa

November 12, 2018
Author(s)
Andrew Slifka, Elizabeth S. Drexler, Robert L. Amaro, Peter Bradley, Damian Lauria
… dozens of fatigue crack growth tests conducted in hydrogen gas pressurized up to 21 MPa with an upper … Journal of Pressure Vessel Technology-Transactions of the ASME …

On the Development of a Hydrogen-Assisted Fatigue Crack Growth Model for API Pipeline Steels

April 5, 2018
Author(s)
Andrew J. Slifka, Ryan M. White, Chris P. Looney, Elizabeth S. Drexler, Robert L. Amaro
… partial solution to the need for a clean energy economy. In order to make this a reality, large-scale hydrogen … data and models pertaining to steels’ fatigue response in gaseous hydrogen. Extensive research at NIST has been performed in conjunction with the ASME B31.12 Hydrogen Piping and …

Fatigue measurement of pipeline steels for application of gaseous hydrogen transport

February 5, 2018
Author(s)
Andrew J. Slifka, Elizabeth S. Drexler, Robert L. Amaro, Louis E. Hayden, Damian S. Lauria, Nikolas W. Hrabe, Douglas G. Stalheim
… determine the fatigue crack growth rate of pipeline steels in pressurized hydrogen gas was completed; the project was … by the Department of Transportation, and was conducted in close collaboration with the ASME B31.12 Committee on … shown that loss of ductility correlates with an increase in yield strength. The X70 materials performed on par with …

Broadband Dielectric Spectroscopic Characterization of Thermal Stability of Low-k Die-lectric Thin Films for Micro- and Nanoelectronic Applications

August 29, 2017
Author(s)
Christopher E. Sunday, Papa Amoah, Karl Montgomery, Yaw S. Obeng
… In this paper, we discuss the use of broadband microwaves … thin films meant for insulation applications in micro- and nanoelectronic devices. We take ad-vantage of … thermal-induced performance and reliability changes with-in the dielectric films. These changes are then correlated …
Displaying 7001 - 7025 of 13218
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