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Search Publications

NIST Authors in Bold

Displaying 11101 - 11125 of 13225

What limits the voltage of GaAs photovoltaic devices under low indoor light?

June 19, 2023
Author(s)
Behrang Hamadani, Margaret Stevens, Matthew Lumb, Kenneth Schmieder
… this dependence dictates the open-circuit voltage losses in the low-intensity limit. This dependence is quantified … advantage of a widely accepted recombination current model in III–V photovoltaic devices, and this model is used to …

Temperature Distribution in TaOx Resistive Switching Devices Assessed In Operando by Scanning Thermal Microscopy

April 10, 2023
Author(s)
Jingjia Meng, Jonathan Goodwill, Evgheni Strelcov, Kefei Bao, Jabez J. McClelland, Marek Skowronski
… changes during electroformation and switching processes in transition-metal-oxide-based non-volatile memory devices is important for advancing this technology. Relatively few characteristics of these devices have been assessed in operando. In this work, we present scanning thermal …

ITS-90 SPRT Calibration from the Ar TP to the Zn FP

March 30, 2023
Author(s)
Michal J. Chojnacky, Tobias Herman, Ken Hill, Steffen Rudtsch, Inseok Yang, Petrus Paulus Maria Steur, Roberto Dematteis, Lopardo Lopardo, Fernando Sparasci, Catherine Martin, Lara Risegari, Januarius Widiatmo, Tohru Nakano, Ikuhiko Saito, Klaus Natorf Quelhas, Patricia Giorgio, Jianping Sun, Jintao Zhang, Jonathan Pearce, Jayne Gray
… the pilot laboratory (National Institute of Standards and Technology, NIST) for a direct comparison of SPRT calibration … the KCRV as well as bilateral comparisons between labs. In addition, there is space devoted to analysis of the scatter in shifts in SPRT values following travel. …

For the Public Good: Connecting, Retaining, and Recognizing Current and Future RSEs at National Organizations

March 15, 2023
Author(s)
Miranda Mundt, Keith Beattie, Jonathan Bisila, Charles Ferenbaugh, William Godoy, Dan Gunter, Rinku Gupta, Jonathan Guyer, Mariam Kiran, Addi Malviya Thakur, Reed Milewicz, Benjamin Sims, Vanessa Sochat, Joshua Teves
… research laboratories and agencies play an integral role in advancing science and technology for the public good including health, security, … clean and renewable energy, and economic prosperity. In recent years, members of the workforce have coalesced … Computing in Science & Engineering …

PSCR Impact Assessment: 2016-2022 Executive Summary

February 14, 2023
Author(s)
Monika Bochert, Marc Leh, Danni Leicht
… area and the extent to which this model can be repeated in other areas of significant impact, such as semiconductor … indicators: research capacity, disruptive approaches and technology, standards, products, and public safety methods. … impact. However, only preliminary data is included in this executive summary and a more complete and …

Generator Fleet Characteristics Model

February 6, 2023
Author(s)
Cheyney O'Fallon, Avi Gopstein
… well. The GFCM forms a modeling framework intended to aide in the formulation of ''what if'' questions regarding how the …

Measuring the Timing Accuracy of Satellite Time and Location (STL) Receivers

January 23, 2023
Author(s)
Peter Johnson, Andrew Novick, Michael A. Lombardi
… (UTC) operated by the National Institute of Standards and Technology (NIST). STL is a mature timing and location … The service is fully operational and available anywhere in the world and is resilient to regional outages of the …

Guide to a Secure Enterprise Network Landscape

November 17, 2022
Author(s)
Ramaswamy Chandramouli
… services, the geographic spread of enterprise Information Technology (IT) resources (including multiple data centers), … feature enhancements to traditional network appliances in the form of point security solutions, network …

Hybrid quantum edge computing network

October 4, 2022
Author(s)
Lijun Ma, Leah Ding
… network and quantum network are two emerging technologies in current communication fields. Edge computing has emerged … the computational demand of delay-sensitive applications in which substantial computing and storage are deployed at … classical computing or quantum computing schemes alone. In this paper, we introduce the concept of hybrid …

Broadband Dielectric Spectroscopic Detection of Ethanol: A Side-by-Side Comparison of ZnO and HKUST-1 MOFs as Sensing Media

June 25, 2022
Author(s)
Papa Amoah, Pentao Lin, Zeinab Mohammed Hassan, Rhonda Franklin, Engelbert Redel, Helmut Baumgart, Yaw S. Obeng
… Changes in the chemo-electrical intrinsic properties of metal-oxide … common gas sensors are based on chemically induced changes in electrical resistivity which necessarily involve making … (MOF, i.e. HKUST-1; Hong Kong University of Science and Technology-1) sensing material at temperatures under 100 °C. …

A New Conditional Cube Attack on Reduced-Round Ascon-128a in a Nonce-misuse Setting

May 9, 2022
Author(s)
Donghoon Chang, Jinkeon Kang, Meltem Sonmez Turan
… the finalists of the National Institute of Standards and Technology (NIST) lightweight cryptography standardization process. In 2019, Ascon was also selected as the primary choice for lightweight authenticated encryption in the final portfolio of the CAESAR competition. The Ascon …

Trilobite-inspired neural nanophotonic light-field camera with extreme depth-of-field

April 19, 2022
Author(s)
Wenqi Zhu, Lu Chen, Henri Lezec, Amit Agrawal
… A unique bifocal compound eye visual system is found in the extinct trilobites Dalmanitina socilis which enabled … and simultaneously perceive both close and distant objects in the environment. Here, inspired by the optical structure … results demonstrate elegant integration of nanophotonic technology with computational photography, and is expected to …

Bi-Criteria Radio Spectrum Sharing with Subspace-Based Pareto Tracing

March 22, 2022
Author(s)
Zachary J. Grey, Susanna Mosleh, Jake Rezac, Yao Ma, Jason Coder, Andrew Dienstfrey
… To meet demands, new wireless technologies must operate in shared spectrum over unlicensed bands (coexist). We … and the reduced-dimension convex problem results in approximations which dominate random grid search. …

Structure-Dilute Solution Property Relationships of Comblike Macromolecules in a Good Solvent

January 19, 2022
Author(s)
Robert Ivancic, Sara Orski, Debra Audus
… technological potential. This lack of clarity is egregious in linear low-density polyethylene (LLDPE), a common … implicit solvent molecular dynamics model for LLDPE in 1,2,4-trichlorobenzene, a canonical good solvent, that … ratios of branched to linear dilute solution properties. In particular, we relate the contraction factor of the radius …

Spectroscopic analysis of M- and N-intrashell transitions in Co-like to Na-like Yb ions

December 19, 2021
Author(s)
Yuri Ralchenko, Dipti Goyal, Roshani Silwal, Endre Takacs, Joan Dreiling, Samuel Sanders, Amy Gall, Hemalatha Rudramadevi, John Gillaspy
… Co-like Yb$^43+}$ through Na-like Yb$^59+}$ ions produced in an electron beam ion trap (EBIT) at the National Institute of Standards and Technology have been studied in the extreme ultraviolet (EUV) range. A few N-intrashell … Spectroscopic analysis of M- and N-intrashell transitions in Co-like to Na-like Yb ions …

Atomic Transition Probabilities for DyI and DyII

October 12, 2021
Author(s)
M E. Wickliffe, James E. Lawler, Gillian Nave
… the 2.0 m FTS at the National Institute of Standards and Technology (NIST), are combined with recently published … Reference sets of ArI and ArII branching ratios are used in most of the work reported here to establish a radiometric … independent measurements provides additional confidence in the radiometric calibration and the accuracy of the …

Results of a CCPR Intercomparision of Spectral Radiance Measurements in the Air-Ultraviolet

October 12, 2021
Author(s)
R P. Lambe, Charles E. Gibson, J Hollandt, Robert D. Saunders
… Laboratory (NPL), the National Institute of Standards and Technology (NIST) and the Physikalisch-Technische … Bundesanstalt (PTB) was carried out in 1993 and 1994, under the auspices of the Comite … used at each of the participating laboratories included in the intercomparision to aid in the identification of …

The Growth of Giant Magnetoresistance Films on Silicon Substrates: Opportunites, Challenges, and Impediments

October 12, 2021
Author(s)
William F. Egelhoff Jr., Robert McMichael, P J. Chen, W. Wyatt Miller, D Barak, Cedric J. Powell
… One of the most promising opportunities in the rapidly emerging field of spintronics is the … valves have the property of changing their resistivity in response to the presence of a magnetic field, and are … of great technological importance as the read-head in hard-disk drives. Another important application of GMR …

A Review of Community Resilience Frameworks and Assessment Tools: An Annotated Bibliography

August 12, 2021
Author(s)
Emily Walpole, Jarrod Loerzel, Maria Dillard
… Community resilience is a topic of increasing interest in public policy and planning, although effective implementation will require an in-depth theoretical understanding of the concept, as well as … Program at the National Institute of Standards and Technology (NIST) selected 56 community resilience frameworks …
Displaying 11101 - 11125 of 13225
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