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Journals

Reduced Bimolecular Recombination in Blade-Coated, High-Efficiency, Small-Molecule Solar Cells

March 22, 2017

Author(s)

Sebastian Engmann, Hyun W. Ro, Andrew A. Herzing, Dean M. DeLongchamp, Chad R. Snyder, Lee J. Richter, Adam J. Barito, David J. Gundlach

The full benefit of emerging solution deposited photovoltaic devices requires development of processes compatible with high speed manufacturing. Extensive...

Steady-state spin synchronization through the collective motion of trapped ions

March 22, 2017

Author(s)

Athreya Shankar, John Cooper, Justin G. Bohnet, Murray Holland, John Bollinger

Ultranarrow-linewidth atoms coupled to a lossy optical cavity mode synchronize, i.e. develop correlations, and exhibit steady-state superradiance when...

Model (At Least) Twice, Build Once: Experiences with the Design-Bid-Build Process for Solar Photovoltaic Arrays

March 21, 2017

Author(s)

Brian P. Dougherty, Matthew Boyd

Commercial-size solar photovoltaic arrays were designed, constructed and are now operational on the Gaithersburg, Maryland campus of the National Institute of...

High-Speed Monitoring of Multiple Grid-Connected Photovoltaic Array Configurations and Supplementary Weather Station

March 21, 2017

Author(s)

Matthew Boyd

Three grid-connected monocrystalline silicon photovoltaic arrays have been instrumented with research-grade sensors on the Gaithersburg, Maryland campus of the...

Distribution Map of Gadolinium Deposition within the Cerebellum Following Gadolinium-based Contrast Agent Administration

March 21, 2017

Author(s)

William C. Davis, Donna R. Roberts, Cynthia T. Welsh, David LeBel

N/A

Selection of spectral distortion models for electronic measurement of the Boltzmann constant

March 21, 2017

Author(s)

Kevin J. Coakley, Jifeng Qu

In the electronic measurement of the Boltzmann constant based on Johnson noise thermometry, the ratio of the power spectral densitiesof thermal noise across a...

Chiral magnetoresistance in Pt/Co/Pt zigzag wires

March 20, 2017

Author(s)

Kyoung-Whan Kim, Yuxiang Yin, Dong-Soo Han, June-Seo Kim, Lavrijsen Reinoud, Kyung-Jin Lee, Seo--Won Lee, Hyun-Woo Lee, Henk Swagten, Bert Koopmans

The Rashba effect leads to a chiral rotation of conduction spins while the Dzyaloshinskii-Moriya interaction (DMI) fixes the chirality of the profile of local...

Structural Polymorphism in "Kesterite" Cu₂ZnSnS₄: Raman Spectroscopy and First-principles Calculations Analysis

March 20, 2017

Author(s)

Mirjana NMN Dimitrievska, Federica Boero, Alexander P. Litvinchuk, Simona Delsante, Gabriella Borzone, Alejandro Perez-Rodriguez, Victor Izquierdo-Roca

This work presents a comprehensive analysis of the structural and vibrational properties of the kesterite Cu 2ZnSnS 4 (CZTS, I-4 space group) as well as its...

Interfacial damage sensing and cure monitoring in a silk-epoxy composite using a mechanochromic probe

March 19, 2017

Author(s)

Jeremiah W. Woodcock, Ryan Beams, Chelsea S. Davis, Stephan J. Stranick, Darshil U. Shah, Fritz Vollrath, Jeffrey W. Gilman

Person recognition: Qualitative differences in how forensic face examiners and untrained people rely on the face versus the body for identification

March 18, 2017

Author(s)

P. Jonathon Phillips, Amy Yates, Ying Hu, Kelsey Jackson, David White, Alice J. O'Toole

Efficient Simulation of Secondary Fluorescence via NIST DTSA-II Monte Carlo

March 17, 2017

Author(s)

Nicholas Ritchie

Secondary fluorescence, the final term in the familiar matrix correction triumvirate Z·A·F, is the most challenging for Monte Carlo models to simulate. In fact...

Simulated photoelectron intensities at the aqueous solution−air interface for flat and cylindrical (microjet) geometries

March 17, 2017

Author(s)

Cedric J. Powell, Giorgia Olivieri, Krista Parry, D. J. Tobias, Matthew Brown

Ion spatial distributions at the water-air/vacuum interface are accessible by energy-dependent X-ray photoelectron spectroscopy (XPS). Here we quantify the...

Life Time Dosimetric Assessment for Mice and Rats Exposed to Cell Phone Radiation in Reverberation Chambers

March 17, 2017

Author(s)

Perry F. Wilson, John M. Ladbury, Galen H. Koepke, Yijian Gong, Myles Capstick, Keven Kuhn, David L. McCormick, Ronald L. Melnick, Niels Kuster

In this paper, we present a detailed life time dosimetry analysis for individually housed rodents exposed to radio frequency (RF) signals. The unrestrained...

A Radio Frequency Radiation Reverberation Chamber Exposure System for Rodents

March 17, 2017

Author(s)

Perry F. Wilson, John M. Ladbury, Galen H. Koepke, Capstick Myles, Niels Kuster, Sven Kuhn, Veronica Berdinas-Torres, Yijian Gong, David McCormick, James Gauger, Ronald Melnick

In this paper we present the novel design features, their technical implementation, and an evaluation of the radio frequency (RF) exposure systems developed for...

Fourier transform spectroscopy of a spin-orbit coupled Bose gas

March 16, 2017

Author(s)

Ian B. Spielman, Erin Marshall, Dimitry Trypogeorgos, Ana Vald�Curiel

We describe a Fourier transform spectroscopy technique for directly measuring band structures, and apply it to a spin-1 spin-orbit coupled Bose-Einstein...

Principles and Recommendations for Standardizing the Use of the Next Generation Sequencing Variant File in Clinical Settings

March 16, 2017

Author(s)

Justin M. Zook, Ira Lubin, Lisa V. Kalman

A national workgroup convened by the Centers for Disease Control and Prevention identified principles and made recommendations for standardizing the description...

29Si NMR and SAXS investigation of the hybrid organic-inorganic glasses obtained by consolidation of the melting gels

March 15, 2017

Author(s)

Andrei Jitianu, Sylvian Cadars, Fan Zhang, Gabriela Rodriguez, Quentin Picard, Mario Aparicio, Jadra Mosa, Lisa C. Klein

This study is focused on structural characterization of hybrid glasses obtained by consolidation of melting gels. The melting gels were prepared in molar ratios...

Materials Knowledge Systems in Python - A Data Science Framework for Accelerated Development of Hierarchical Materials

March 15, 2017

Author(s)

David Brough, Daniel Wheeler, Surya R. Kalidindi

There is a critical need for customized analytics that take into account the stochastic nature of materials internal structure at multiple length scales in...

Jetting of a shear banding fluid in a rectangular duct

March 14, 2017

Author(s)

Paul NMN Salipante, Charles A. Little, Steven D Hudson

We report on a jetting flow instability of shear banding worm-like micelle (WLM) solutions in microfluidic channels with rectangular cross-sections over an...

Implementation of Resonance Tracking for Assuring Reliability in Resonance Enhanced Photothermal Infrared Spectroscopy and Imaging

March 14, 2017

Author(s)

Georg Ramer, Florian Reisenbauer, Benedikt Steindl, Wolfgang Tomischko, Bernhard Lendl

Photothermal induced resonance (PTIR) is a method for optical spectroscopy that allows for infrared chemical imaging at spatial resolution below the limit of...

Interaction and Conformation of Aqueous Poly(N-isopropylacrylamide)(PNIPAM) Star Polymers Below the LCST

March 14, 2017

Author(s)

Xiaolong Lang, William R. Lenart, Jessie E. P. Sun, Boualem Hammouda, Michael J. A. Hore

Small-angle neutron scattering (SANS) is used to measure the conformation and solution thermodynamics of low dispersity, star branched poly(N...

Application of computational thermodynamics to the design of a Co-Ni-based ?-strengthened superalloy

March 13, 2017

Author(s)

Eric Lass

A currently available commercial Calphad thermodynamic database was utilized to investigate its applicability to alloy design in the new class of Co-Ni-based ...

Magnetism and Site Exchange in CuFeAs and CuFeSb: A Microscopic and Theoretical Investigation

March 13, 2017

Author(s)

Sirko Kamusella, Hans-Henning Klauss, Gohil S. Thakur, Zeba Haque, Laxmi C. Gupta, Ashok K. Ganguli, Inga Kraft, Ulrich Burkhardt, Helge Rosner, Hubertus Luetkens, Jeffrey W. Lynn, Yang Zhao

Overcoming peak overlaps in titanium- and vanadium-bearing materials with multiple linear least squares fitting

March 10, 2017

Author(s)

Michael Mengason, Nicholas Ritchie

Quantitative microanalysis by energy dispersive spectrometry (EDS) of materials with titanium to vanadium ratios ranging from 1:1 to greater than 30:1 is...

Spin Excitations and the Fermi Surface of Superconducting FeS

March 10, 2017

Author(s)

Haoran Man, Jiangang Guo, Rui Zhang, Rico U. Schonemann, Zhiping Yin, Mingxuan Fu, Matthew B. Stone, Qingzhen Huang, Yu Song, Weiyi Wang, David J. Singh, Felix Lochner, Tillman Hickel, Ilya Eremin, Leland Harriger, Jeffrey W. Lynn, Collin L. Broholm, Luis Balicas, Qimiao Si, Pengcheng Dai

PEE-PEO Block Copolymer Exchange Rate Between Mixed Micelles is Detergent and Temperature Activated

March 10, 2017

Author(s)

Allen B. Schantz, Patrick O. Saboe, Ian T. Sines, Hee-Young Lee, Kyle J. M. Bishop, Janna K. Maranas, Paul Butler, Manish Kumar

We examine the kinetics of polymer chain exchange between mixed polymer-detergent micelles, a system relevant to the synthesis of protein-containing biomimetic...

Space-Time Approach for Disturbance Detection and Classification

March 9, 2017

Author(s)

Hamid Gharavi

A major challenge facing future grid systems is to identify the source of abnormal behaviors caused by faults or voltage instability. In this paper Phasor...

Electric- field noise from carbon-adatom diffusion on a Au(110) surface: first-principles calculations and experiments

March 9, 2017

Author(s)

E. Kim, Arghavan Safavi-Naini, Kyle McKay, David P. Pappas, P.F Weck, H.R. Sadeghpour, Dustin Hite

The decoherence of trapped-ion quantum bits due to heating of their motional modes is a fundamental science and engineering problem. This heating is attributed...

On the Structure-Property Relationships of Cation-Exchanged ZK-5 Zeolites for CO₂ Adsorption

March 9, 2017

Author(s)

Trong D. Pham, Matthew Ross Hudson, Craig Brown, Raul F. Lobo

Molecular understanding of guest-host interactions is critical for improving adsorbent performances in carbon capture and storage applications. The CO 2...

Confidence Estimates in Simulation of Phase Noise or Spectral Density

March 8, 2017

Author(s)

Neil Ashby

In this paper we apply the method of discrete simulation of power law noise, developed in [1,2], to simulation of phase noise for a combination of power law...

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