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Displaying 3576 - 3600 of 74893

Computational scanning tunneling microscope image database

December 5, 2021
Author(s)
Kamal Choudhary, Kevin Garrity, Charles Camp, Sergei Kalinin, Rama Vasudevan, Maxim Ziatdinov, Francesca Tavazza
We introduce the systematic database of scanning tunneling microscope (STM) images obtained using density functional theory (DFT) for two-dimensional (2D) materials, calculated using the Tersoff-Hamann method. It currently contains data for 716 exfoliable

How Austenitic is a Martensitic Steel Produced by Laser Powder Bed Fusion? A Cautionary Tale

December 2, 2021
Author(s)
Fan Zhang, Mark R. Stoudt, Souzan Hammadi, Carelyn E. Campbell, Eric A. Lass, Maureen E. Williams
Accurate phase fraction analysis is an essential element of microstructural characterization of alloys and often serves as a basis to quantify effects such as heat treatment or mechanical deformation. Additive manufacturing (AM) of metals, due to the

Bayesian automated weighting of aggregated DFT, MD, and experimental data for candidate thermodynamic models of aluminum with uncertainty quantification

December 1, 2021
Author(s)
Francesca Tavazza, Chandler A. Becker, Ursula R. Kattner, Joshua Gabriel, Noah Palson, Thien Duong, Marius Stan
Atomic-scale modeling methods such as density functional theory (DFT) and molecular dynamics (MD) can predict the thermodynamic properties of materials at a lower cost than experimental measurements. However, their regular usage in thermodynamic model

Characterization of Halogenated Organic Compounds in Pelagic Sharks and Sea Turtles Using a Nontargeted Approach

December 1, 2021
Author(s)
Aikebaier Renaguli, Sujan Fernando, Thomas Holsen, Philip Hopke, Douglas Adams, George Balazs, T Jones, Thierry Work, Jennifer Lynch, Bernard Crimmins
Halogenated organic compounds (HOCs) in marine species collected from the Atlantic Ocean [3 shortfin mako (Isurus oxyrinchus) and 1 porbeagle (Lamna nasus)], and 12 sea turtles collected from the Pacific Ocean [3 loggerhead (Caretta caretta), 3 green

Highly conserved s2m element of SARS-CoV-2 dimerizes via a kissing complex and interacts with host miRNA-1307-3p

December 1, 2021
Author(s)
Joshua A. Imperatore, Caylee L. Cunningham, Kendy A. Pellegrene, Robert Brinson, John Marino, Jeffery D. Evanseck, Mihaela R. Mihailescu
The ongoing COVID-19 pandemic highlights the necessity for a more fundamental understanding of the coronavirus life cycle. The causative agent of the disease, SARS-CoV-2, is being studied extensively from a structural standpoint in order to gain insight

Hydrogen in nonstoichiometric cubic titanium monoxides: X-ray and neutron diffraction, neutron vibrational spectroscopy and NMR studies

December 1, 2021
Author(s)
A. V. Skripov, A. V. Soloninin, A. A. Valeeva, A. I. Gusev, A. A. Rempel, Hui Wu, Terrence J. Udovic
Hydrogen-induced changes in the properties of transition-metal oxides have attracted much recent attention due to numerous applications of these materials including catalysis, H2 production, low-temperature H2 sensing, solar cells, and air purification

Point-source atom interferometer gyroscope

December 1, 2021
Author(s)
Azure Hansen, Yun-Jhih Chen, John Kitching, Elizabeth Donley
Point-source atom interferometry (PSI) with cold atoms in a centimeter-scale vacuum cell has applications in inertial navigation. PSI uses light pulses in a Raman configuration to interfere atomic wavepackets in an expanding cloud of laser-cooled atoms

Thermal Shrinkage Reveals the Feasibility of Pulse-delay Photocuring Technique

December 1, 2021
Author(s)
Sri Vikram Palagummi, Taeseung Hong, Li Jiang, Martin Chiang
Objectives: To resolve applicability of the pulse-delay photocuring technique to restorative dental composites as a clinical strategy for the reduction in the detrimental polymerization stress. Methods: Model dental composites with high and low-filler

Towards community-driven metadata standards for light microscopy: tiered guidelines extending the OME model

December 1, 2021
Author(s)
Peter Bajcsy, Mathias Hammer, Maximiliaan Huisman, Alex Rigano, Ulrike Boehm, James J. Chambers, Nathalie Gaudreault, Jaime A. Pimentel, Damir Sudar, Claire M. Brown, Alexander D. Corbett, Orestis Faklaris, Judith Lacoste, Alex Laude, Glyn Nelson, Roland Nitschke, Alison J. North, Renu Gopinathan, Farzin Farzam, Carlas Smith, David Grunwald, Caterina Strambio-De-Castillia
While the power of modern microscopy techniques is undeniable, rigorous record-keeping and quality control are required to ensure that imaging data may be properly interpreted (quality), reproduced (reproducibility), and used to extract reliable

Materials Testing in Hydrogen

November 30, 2021
Author(s)
Matthew Connolly, May Ling Martin, Damian Lauria, Peter Bradley, Zack Buck, Andrew Slifka, Robert L. Amaro

NVLAP Health Information Technology Testing

November 30, 2021
Author(s)
Bradley Moore, Asara Clark
NIST Handbook 150-31 presents the technical requirements and guidance for the accreditation of laboratories under the National Voluntary Laboratory Accreditation Program (NVLAP) Healthcare Information Technology program. It is intended for information and

Opportunities in electrically tunable 2D materials beyond graphene: Recent progress and future outlook

November 30, 2021
Author(s)
Tom Vincent, Jiayun liang, simrjit singh, eli castanon, xiaotian zhang, deep jariwala, olga kazakova, zakaria al-balushi, Amber McCreary
The interest in two-dimensional and layered materials continues to expand, driven by the compelling properties of individual atomic layers that can be stacked and/or twisted into synthetic heterostructures. The plethora of electronic properties as well as

Perspectives in Scanning Probe Microscopy from the 2021 Joint International Scanning Probe Microscopy and Scanning Probe Microscopy on Soft and Polymeric Materials Conference

November 30, 2021
Author(s)
Liam Collins, Jason Killgore, Samuel Berweger, Rachael Cohn, neus domingo, Georg Fantner, Rajiv Giridharagopal, Sergei Kalinin, Philippe LECLERE, Simon Scheuring, Rama Vasudevan, Dalia Yablon
In March 2020 our plans for organizing and hosting one of the premier scanning probe microscopy (SPM) conferences in Breckenridge, Colorado, USA were well underway. For the first time the meeting would synergistically combine International Scanning Probe

Impact of Polymer Molecular Weight on Polymeric Photodiodes

November 29, 2021
Author(s)
Eliot Gann, Christopher McNeill, Lars Thomsen, Siddhartha Saggar, Kedar D Deshmukh, Monirul Hasan, Atul Shukla, Ebinazar B Namdas, Shih-Chun Lo, Jyoti S. Agawane, Nagaraj Nayak, Anil Kumar
The field of organic photodiodes has witnessed continuous development in the last decade. Although a considerable portion of electron-donating materials are polymers, there has been an existential gap in deciphering the influence of polymer chain length or
Displaying 3576 - 3600 of 74893