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Search Publications

NIST Authors in Bold

Displaying 26 - 50 of 473

Calibration in Multiconductor Transmission Lines

December 1, 1996
Author(s)
Dylan F. Williams
Abstract: This paper presents a calibration and measurement method for circuits embedded in lossy printed multiconductor transmission lines. The experimental results illustrate the complexity of the modal representation and the utility of the conductor

Accuracy and Versatility of the NIST M48 Coordinate Measuring Machine

October 1, 2001
Author(s)
John R. Stoup, Theodore D. Doiron
The NIST Is continuing to develop the ability to perform accurate, traceable measurements on a wide range of artifacts using a very precise, error-mapped coordinate measuring machine (CMM). The NIST M48 CMM has promised accuracy and versatility for many

Preliminary observations of the April 5th, 2024, Mw4.8 New Jersey Earthquake

October 1, 2024
Author(s)
Oliver Boyd, William Barnhart, James Bourke, Martin Chapman, Paul Earle, Guo-chin Dino Huang, Jessica Thompson Jobe, Won-Young Kim, Frederik Link, Mairi Litherland, Andrew Lloyd, Maureen D. Long, Sara McBride, Andrew Michael, Walter Mooney, Gregory Mountain, Aspasia Nikolaou, Alexandros Savvaidis, Felix Waldhauser, Cecily Wolfe, Clara Yoon
… April 5, 2024, at 10:23 am local time, a moment magnitude 4.8 earthquake struck Tewksbury Township, NJ, about 65 km …

Superconducting Nanowire Single-Photon Detector Arrays for the Near- to Mid-Infrared

October 31, 2023
Author(s)
Benedikt Hampel, Richard Mirin, Sae Woo Nam, Varun Verma
Superconducting Nanowire Single-Photon Detectors (SNSPDs) are excellent devices for the analysis of faint light from the ultraviolet to the mid-infrared. Recent developments push their broad wavelength bandwidth further into the mid-infrared towards 20 μm

Guide to Securing Legacy IEEE 802.11 Wireless Networks

July 25, 2008
Author(s)
Karen A. Scarfone, Derrick Dicoi, Matt Sexton, Cyrus Tibbs
… makes recommendations for their use. [Supersedes SP 800-48 (November 2002): … Special Publication (NIST SP) - 800-48 Rev 1 …

Results from the Baksan Experiment on Sterile Transitions (BEST)

June 9, 2022
Author(s)
Jeffrey S. Nico, V Barinov, Bruce Cleveland, S Danshin, H Ejiri, Steve Elliott, D Frekers, Vladimir Gavrin, Valery Gorbachev, D Gorbunov, Wick Haxton, Tanya Ibragimova, I Kim, Yu Kozlova, L Kravchuk, V Kuzminov, B Lubsandorzhiev, Yu Malyshkin, R Massarczyk, Victor Matveev, Ilya Mirmov, A Petelin, R Robertson, D Sinclair, A Shikhin, V Tarasov, G Trubnikov, E Veretenkin, John Wilkerson, A Zvir
… volumes and measurements were made of the production of Ge-71 through the charged current reaction, 71Ga}(nu_e … are (54.9^+2.5}_-2.4}(stat) \pm1.4 (syst})) and (55.6^+2.7}_-2.6}(stat} \pm1.4 (syst})) atoms of 71Ge/d. The ratio (R) of the measured rate of Ge-71 production at each distance to the expected rate from the …

Reassessing the Significance of Reduced Aggregation and Crystallinity of Naphthalene Diimide-Based Copolymer Acceptors in All-Polymer Solar Cells

March 28, 2022
Author(s)
Eliot Gann, Christopher McNeill, Doan Vu, Martyn Jervic, Chao Wang, Lars Thomsen, Mats Andersson
Terpolymerization is a facile and effective strategy to control the aggregation and crystallinity of semiconducting polymers which has been exploited to improve the photovoltaic performance of all-polymer solar cells (all-PSCs). Applying this strategy to

Quantitative relationships between film morphology, charge carrier dynamics, and photovoltaic performance in bulk-heterojunction binary vs. ternary acceptor blends

February 7, 2023
Author(s)
Weigang Zhu, Guoping Li, Subhrangsu Mukherjee, Natalia Powers-Riggs, Leighton Jones, Eliot Gann, R Joseph Kline, Andrew Herzing, Jenna Logsdon, Lucas Flagg, Charlotte Stern, Ryan Young, Kevin Kohlstedt, George Schatz, Dean DeLongchamp, Michael Wasielewski, Ferdinand Melkonyan, Antonio Facchetti, Tobin Marks
Addressing pertinent and perplexing questions regarding why nonfullerene acceptors (NFAs) promote higher power conversion efficiencies (PCEs) than traditional fullerenes and how photoactive bulk heterojunction (BHJ) film morphology, charge photogeneration

Search for electron-neutrino transitions to sterile states in the BEST experiment

June 9, 2022
Author(s)
Jeffrey S. Nico, V. Barinov, S.N. Danshin, V.N. Gavrin, V.V. Gorbachev, D.S. Gorbunov, T.V. Ibragimova, Yu.P. Kozlova, L.V. Kravchuk, V.V. Kuzminov, B.K. Lubsandorzhiev, Yu.M. Malyshkin, I.N. Mirmov, A.A. Shikhin, E.P. Veretenkin, B.T. Cleveland, H. Ejiri, S.R. Elliott, I. Kim, R. Massarczyk, D. Frekers, W.C. Haxton, V.A. Matveev, G.V. Trubnikov, A.L. Petelin, V.A. Tarasov, A.I. Zvir, R.G.H. Robertson, D. Sinclair, J.F. Wilkerson
The Baksan Experiment on Sterile Transitions (BEST) probes the gallium anomaly and its possible connections to oscillations between active and sterile neutrinos. Based on the Gallium- Germanium Neutrino Telescope (GGNT) technology of the SAGE experiment

Time and frequency from electrical power lines

March 6, 2017
Author(s)
Jonathan E. Hardis, Demetrios Matsakis, Blair Fonville
… TECs indicates that without them a time deviation of about 7 1/2 minutes would have occurred on the Eastern …

Simple Transfer from Spin Coating to Blade Coating Through Processing Aggregated Solutions

September 22, 2017
Author(s)
Jeff L. Hernandez, Nabankur Deb, Rylan M. Wolfe, Chi K. Lo, Sebastian Engmann, Lee J. Richter, John R. Reynolds
To develop an understanding of the effect spin coating or blade coating have on the morphology of polymer:fullerene thin films for organic solar cells, we have investigated the morphology of poly[5-(2-hexyldecyl)-1,3-thieno[3,4-c]pyrrole-4,6-dione-alt-5,5-

Molecular Order in High-Efficiency Polymer/Fullerene Bulk Heterojunction Solar Cells

September 22, 2011
Author(s)
Matthew R. Hammond, Regis J. Kline, Andrew A. Herzing, Lee J. Richter, David Germack, Hyun W. Ro, Christopher L. Soles, Daniel A. Fischer, Tao Xu, Luping Yu, Michael F. Toney, Dean M. DeLongchamp
We report quantitative measurements of ordering, molecular orientation, and nanoscale morphology in the active layer of bulk heterojunction organic photovoltaic cells based on a thieno[3,4-b]thiophene-alt-benzodithiophene copolymer (PTB7), which has been

Morphology of a thermally stable small molecule OPV blend comprising a liquid crystalline donor and fullerene acceptor

June 4, 2019
Author(s)
Alexander J. Bourque, Sebastian Engmann, Allison Fuster, Chad R. Snyder, Lee J. Richter, Paul B. Geraghty, David J. Jones
Recently organic photovoltaic (OPV) devices comprising the small molecule liquid-crystalline donor, benzodithiophene-quaterthiophene-rhodanine (BQR), were demonstrated to achieve high performance when thermally processed, avoiding the need for slow-drying
Displaying 26 - 50 of 473
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