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Displaying 9426 - 9450 of 73697

Exfoliated transition metal dichalcogenide (TMD) nanosheets for supercapacitor and sodium ion battery applications

August 14, 2019

Author(s)

Jonathan Turley, Santanu Mukherjee, Elisabeth Mansfield, Jason Holm, Lamuel David, Gurpreet Singh

The growing concerns regarding the safety, flammability and hazards posed by Li-ion systems has led to the research of alternative rechargeable metal-ion electrochemical storage technologies. Among the most notable of these are the Na-ion supercapacitors

Firebrand Processes in Wildland Fires and Wildland-Urban Interface (WUI) Fires

August 14, 2019

Author(s)

Samuel Manzello

Please note this an encyclopedia entry.

Improved contacts to p-type MoS2 transistors by charge-transfer doping and contact engineering

August 14, 2019

Author(s)

Siyuan Zhang, Son T. Le, Curt A. Richter, Christina A. Hacker

MoS2 is known to show stubborn n-type behavior due to its intrinsic band structure and Fermi level pinning. Here, we investigate the combined effects of molecular doping and contact engineering on the transport and contact properties of monolayer (ML) MoS2

Observation and control of the anomalous Aharonov-Bohm oscillation in enhanced-mode topological insulator nanowire field-effect transistors

August 14, 2019

Author(s)

Hao Zhu, Curt Richter, Sheng Yu, Huixian Ye, Min Zeng, Qiliang Li

The Aharonov-Bohm (AB) oscillation is a quantum mechanical phenomenon which reveals the coupling of electromagnetic potentials with the electron wave function, affecting the phase of the wave function. Such quantum interference effect can be demonstrated

Pool Boiling of HFO-1336mzz(Z) on a Reentrant Cavity Surface

August 14, 2019

Author(s)

Mark A. Kedzierski, Lingnan Lin

The Evolution of Cranfield

August 14, 2019

Author(s)

Ellen Voorhees

This chapter examines how the test collection paradigm, the dominant evaluation methodology in information retrieval, has been adapted to meet the changing requirements for information retrieval research in the era of community evaluation conferences such

Ultrafast Measurements of Polarization Switching Dynamics on Ferroelectric and Anti- Ferroelectric Hafnium Zirconium Oxide

August 14, 2019

Author(s)

Mengwei Si, Xiao Lyu, Pragya Shrestha, Xing Sun, Haiyan Wang, Kin P. Cheung, Peide Ye

The ultrafast measurements of polarization switching dynamics on ferroelectric (FE) and antiferroelectric (AFE) hafnium zirconium oxide (HZO) are studied. The transient current during the polarization switching process is probed directly on the nanosecond

AMAP Review: Biological Effects from Contaminants on Arctic Wildlife and Fish

August 13, 2019

Author(s)

Rune Dietz, Robert Letcher, Colleen E. Bryan Sallee, John Kucklick, Stacy Schuur, Jean-Pierre Desforges, Igor Eulaers, Bjorn Munro Jenssen, Melissa McKinney, Christian Sonne, Niladri Basu, Simon Wilson, Sara Pedro, Jenny Bytingsvik, Garry Stenson, Anuschka Polder, Joshua T. Ackerman, Collin A. Eagles-Smith, Mark P. Herzog, Alex Hartman, Sarah Peterson, Allyson Jackson, Birgit Braune, Derek Muir, Frank Riget, Milton Levin, Anders Bignert, Maria Dam, Marlene Evans, Magali Houde, Katrin S. Hoydal

Since the last Arctic Monitoring and Assessment Programme (AMAP) effort to review biological effects of the exposure to persistent organic pollutants (POPs) classified as organohalogen compounds (OHCs) in Arctic biota there has been a considerable number

Ramsey-Borde Matter-Wave Interferometry for Laser Frequency Stabilization at 10 -16 Frequency Instability and Below

August 13, 2019

Author(s)

Judith B. Olson, Todd Sheerin, Holly Leopardi, Roger C. Brown, Richard W. Fox, Rick Stoner, Tara M. Fortier, Christopher W. Oates, Andrew D. Ludlow

We demonstrate Ramsey-Borde (RB) atom interferometry for high performance laser stabilization with fractional frequency instability −16 for timescales between 10 and 1000s. The RB spectroscopy laser interrogates two counterpropagating 40Ca beams on the 1S

Understanding the Impact of Drug Background Levels in Forensic Laboratories

August 13, 2019

Author(s)

Edward Sisco, Marcela N. Najarro, Amber Burns, Robert Kirkby

As drugs become increasingly potent and analytical instrumentation becomes more sensitive, the need to understand and monitor drug background levels is becoming imperative. Background monitoring is commonplace in many other industries but has been largely

Users Guide to Type277 Loosely Coupled Integration of TRNSYS with Java

August 13, 2019

Author(s)

Farhad Omar

The purpose of this document is to provide instructions for using a newly developed TRNSYS component (Type277). Type277 enables the loosely-coupled integration of a TRNSYS model with Java software environments using socket communication. The bi-directional

Accurate circular consensus long-read sequencing improves variant detection and assembly of a human genome

August 12, 2019

Author(s)

Justin M. Zook, Nathanael D. Olson, Aaron Wenger

The DNA sequencing technologies in use today produce either highly accurate short reads or less-accurate long reads. We report the optimization of circular consensus sequencing (CCS) to improve the accuracy of single-molecule real-time (SMRT) sequencing

Supported Catalyst Deactivation by Decomposition into Single Atoms Is Suppressed by Increasing Metal Loading

August 12, 2019

Author(s)

Aaron C. Johnston-Peck, Emmett D. Goodman, Elisabeth M. Dietze, Cody J. Wrasman, Adam S. Hoffman, Frank Abild-Pedersen, Simon R. Bare, Philipp N. Plessow, Matteo Cargnello

Terahertz-Rate Kerr-Microresonator Optical Clockwork

August 12, 2019

Author(s)

Tara E. Drake, Travis Briles, Daryl T. Spencer II, Jordan R. Stone, David R. Carlson, Daniel D. Hickstein, Qing Li, Daron A. Westly, Kartik A. Srinivasan, Scott A. Diddams, Scott B. Papp

Kerr microresonators generate interesting and useful fundamental states of electromagnetic radiation through nonlinear interactions of continuous-wave (CW) laser light. When implemented with photonic-integration techniques, functional devices with low

Perceptions of Smart Home Privacy and Security Responsibility, Concerns, and Mitigations

August 10, 2019

Author(s)

Julie Haney, Susanne M. Furman, Mary Theofanos, Yasemin Acar Fahl

Smart home devices are increasingly being used by nontechnical users who have little understanding of the technology, including privacy and security implications. To better understand perceptions of smart home privacy and security, we are conducting an

Roadmap on photonic, electronic and atomic collision physics: II. Electron and antimatter interactions

August 9, 2019

Author(s)

Yuri Ralchenko

SCAP Composer: A DITA Open Toolkit Plug-in for Packaging Security Content

August 9, 2019

Author(s)

Joshua Lubell

The Security Content Automation Protocol (SCAP) schema for source data stream collections standardizes the requirements for packaging Extensible Markup Language (XML) security content into bundles for easy deployment. SCAP bundles must be self-contained

Standardization of I-124 by three liquid scintillation-based methods

August 9, 2019

Author(s)

Denis E. Bergeron, Leticia S. Pibida, Brian E. Zimmerman, Jeffrey T. Cessna, Ryan P. Fitzgerald

A solution of 124I was standardized for activity by 4πβ(LS)-γ(NaI) live-timed anticoincidence (LTAC) counting, with confirmatory measurements by triple-to-double coincidence ratio (TDCR) and CIEMAT-NIST efficiency tracing (CNET) liquid scintillation

U.S. LEADERSHIP IN AI: A PLAN FOR FEDERAL ENGAGEMENT IN DEVELOPING TECHNICAL STANDARDS AND RELATED TOOLS

August 9, 2019

Author(s)

Elham Tabassi, Lisa Carnahan, Michael Hogan, Matthew Heyman

Emphasizing the importance of artificial intelligence (AI) to the future of the U.S. economy and national security, on February 11, 2019, the President issued an Executive Order (EO 13859) directing Federal agencies to ensure that the nation maintains its

Disentangling Polymer Network and Hydration Water Dynamics in Polyhydroxyethyl Methacrylate Physical and Chemical Hydrogels

August 8, 2019

Author(s)

Daria Noferini, Antonio Faraone, Marta Rossi, Eugene Mamontov, Emiliano Fratini, Piero Baglioni

Cross-linker nature and water content may impact the microscopic dynamics of hydrogels components, and thus their properties in applications such as drug-delivery. To investigate this aspect, we used quasi-elastic neutron scattering with contrast variation

Dynamic Measurement of Nanoflows: Realization of an Optofluidic Flow Meter to the Nanoliter-per- Minute Scale

August 8, 2019

Author(s)

Gregory A. Cooksey, Paul N. Patrone, James R. Hands, Stephen E. Meek, Anthony J. Kearsley

The ultimate performance of flow-based measurements in microfluidic systems is limited by their accuracy at the nanoliter-per-minute scale. But improving such measurements (especially in contexts that require continuous monitoring) is challenging because

Examining Resources, Initiatives, and Regulatory Pathways to Advance Regenerative Medicine Manufacturing

August 8, 2019

Author(s)

Joshua Hunsberger, Martha Lundberg, Julie Allickson, Claudia Zylberberg, Sarah Beachy, Carl Simon

This perspective article is inspired by a workshop entitled "Cell and Tissue Manufacturing Innovation" that was held at the Tissue Engineering and Regenerative medicine Society (TERMIS). Five main concepts are discussed: 1) the US National Academies' Forum

The role of molecular modeling & simulation in the discovery and deployment of metal-organic frameworks for gas storage and separation

August 8, 2019

Author(s)

Arni Sturluson, Melanie Huynh, Alec Kaija, Caleb Laird, Sunghyun Yoon, Feier Hou, Zhenxing Feng, Christopher E. Wilmer, Yamil J. Colon, Yongchul G. Chung, Daniel Siderius, Cory M. Simon

Metal-organic frameworks (MOFs) are highly tunable, extended-network, crystalline, nanoporous materials with applications in gas storage, separations, and sensing. We review how molecular models and simulations of gas adsorption in MOFs have lucidly

Unusual Regularity in GC Retention of Simple Amino Acid Derivatives

August 8, 2019

Author(s)

Anzor I. Mikaia, Nino G. Todua, Zenkevich G. Igor

Background. Application of simple regularities and the general principles along with direct use of reference retention index data is a useful approach for reliable structure determination of compounds by GC-MS. Objective. Interpretation of anomaly in

A cascaded interface to connect quantum memory, quantum computing and quantum transmission frequencies

August 7, 2019

Author(s)

Oliver T. Slattery, Lijun Ma, Xiao Tang

We implement a cascaded interface connecting three essential frequencies for quantum communications including 1540-nm for long-distance transmission, 895-nm for Cesium quantum memory and 369-nm for Ytterbium ion quantum computing applications.

Advanced communications
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Buildings and Construction
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Health
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Information technology
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