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Journals

Separation of Magnetic and Superconducting Behaviour in YBa₂Cu₃O_6.33 (T_c=8.4 K)

April 29, 2015

Author(s)

Zahra Yamani, W.J. L. Buyers, F Wang, Young-June Kim, Jae-Ho Chung, Sung Chang, Peter M. Gehring, Goran Gasparovic, Christopher Stock, C. L. Broholm, J.C. Baglo, Ruixing Liang, D. A. Bonn, W. N. Hardy

Neutron scattering from high-quality YBa2Cu3O6.33 (YBCO6.33) single crystals with a Tc of 8.4 K shows no evidence of a coexistence of superconductivity with

Near-infrared single-photon spectroscopy of a whispering gallery mode resonator using energy-resolving transition edge sensors

April 28, 2015

Author(s)

Thomas Gerrits, Michael Fortsch, Martin J. Stevens, Dmitry Strekalov, Gerhard Schunk, Josef Furst, Ulrich Vogl, Florian Sedlmeir, Harald G. Schwefel, Gerd Leuchs, Christoph Marquardt

We demonstrate a method to perform spectroscopy of near-infrared single photons without the need of dispersive elements. This method is based on a photon energy

Role of String-like Collective Atomic Motion on Diffusion and Structural Relaxation in Glass Forming Cu-Zr Alloys

April 28, 2015

Author(s)

Jack F. Douglas, Xuhang Tong, Cheng Zhong, Xiaodong Wang, Qingping Cao, Dongxian Zhang, Jian-Zhong Jiang

We investigate Cu-Zr liquid alloys using molecular dynamics (MD) simulation and well-accepted EAM potentials over a wide range of chemical composition and

Quantitative Mass Spectrometry Measurements Reveal Stoichiometry of Principal Postsynaptic Density Protein Components

April 28, 2015

Author(s)

Mark S. Lowenthal, Sanford P. Markey, Ayse Dosemeci

Quantitative studies are presented of postsynaptic density (PSD) fractions from rat cerebral cortex with the ultimate goal of defining the average copy numbers

Close Correlation between Magnetic Properties and the Soft Phonon Mode of the Structural Transition in BaFe₂A s₂ and SrFe₂As₂

April 27, 2015

Author(s)

Daniel E Parshall, L. Pintschovius, J. L. Niedziela, J.-P. Castellan, D. Lamago, R. Mittal, Th. Wolf, D. Reznik

Parent compounds of Fe-based superconductors undergo a structural phase transition from a tetragonal to an orthorhombic structure. We investigated the

Interface-State Capture Kinetics by Variable Duty Cycle Charge Pumping

April 27, 2015

Author(s)

Asahiko Matsuda, Jason T. Ryan, Jason P. Campbell, Kin P. Cheung

We demonstrated a new variant of the charge-pumping technique featuring varying duty cycle gate pulses to directly probe the interface-state carrier capture

A Novel Test Sample for the Quantification of Illicit Drugs in Fingerprints using Imaging Mass Spectrometry

April 27, 2015

Author(s)

Shinichiro Muramoto, Thomas Forbes, Arian C. van Asten, John Gillen

A novel standard for the forensic analysis of fingerprints was introduced and characterized using time-of-flight secondary ion mass spectrometry (ToF-SIMS) and

Using Acoustic Emission Waveform Characterization to Ascertain Where Cracks Originate in Concrete

April 27, 2015

Author(s)

Yaghoob Farnam, M R. Geiker, Dale P. Bentz, Jason Weiss

Different constituents of concrete can have cracking behavior that varies in terms of the acoustic waveform that is generated. Understanding the waveform may

Tower of Covering Arrays

April 25, 2015

Author(s)

Raghu N. Kacker, Jose Torres Jimenez

Covering arrays are combinatorial objects that have several practical applications, specially in the design of experiments for software and hardware testing. A

Computational Study of Trimer Self-Assembly and Fluid Phase Behavior

April 24, 2015

Author(s)

Harold W. Hatch, Vincent K. Shen, Jeetain Mittal

The fluid phase diagram of trimer particles composed of one central attractive bead and two repulsive beads was determined as a function of simple geometric

Magnetic Order in α-RuCl₃: A Honeycomb-Lattice Quantum Magnet with Strong Spin-Orbit Coupling

April 24, 2015

Author(s)

J. A. Sears, M. Songvilay, K. W. Plumb, J. P. Clancy, Yiming Qiu, Yang Zhao, Daniel E. Parshall, Young-June Kim

We report magnetic and thermodynamic properties of single crystal α-RuCl 3, in which the Ru 3+ (4d 5) ion is in its low spin state and forms a honeycomb lattice

Introducing Combinatorial Testing in a Large Organization

April 23, 2015

Author(s)

Jon Hagar, Thomas Wissink, D. Richard Kuhn, Raghu N. Kacker

A two-year study of eight pilot projects to introduce combinatorial testing in a large aerospace corporation found that the new methods were practical

Rapid PCR of STR Markers: Applications to Human Identification

April 23, 2015

Author(s)

Peter Vallone, Erica Romsos

Multiplex PCR with fluorescently labeled primers has been an essential method for the amplification of short tandem repeats used in human identify testing

Time Dependent Driving Forces and the Kinetics of Tricalcium Silicate Hydration

April 22, 2015

Author(s)

Jeffrey W. Bullard, George W. Scherer, Jeffrey J. Thomas

Simulations of tricalcium silicate (C3S) hydration using a kinetic cellular automaton program, HydratiCA, indicate that the net rate depends both on C3S

Epitaxial LiCoO2 cathode films as a model system for fundamental electrochemical studies. Part 1. Microstructure and electrochemical evaluation

April 22, 2015

Author(s)

Saya Takeuchi, Haiyan Tan, Bharathi Kamala, Gery R. Stafford, Jongmoon Shin, Ichiro Takeuchi, Shintaro Yasui, Leonid A. Bendersky

Speed of sound measurements and a fundamental equation of state for cyclopentane

April 22, 2015

Author(s)

Eric W. Lemmon, Holger Gedanitz, Maria J. Davila

The speed of sound in liquid cyclopentane has been measured in the temperature range from (258 to 353) K at pressures up to 30 MPa (42 data points) using a

Electron Spin Resonance Scanning Probe Spectroscopy for Ultra-Sensitive Biochemical Studies

April 22, 2015

Author(s)

Jason P. Campbell, Jason T. Ryan, Pragya R. Shrestha, Zhanglong Liu, Canute I. Vaz, Jihong Kim, Vasileia Georgiou, Kin P. Cheung

Electron spin resonance (ESR) spectroscopys affinity for detecting paramagnetic free radicals, or spins, has been increasingly employed to examine a large

Nondestructive measurement of the evolution of layer-specific mechanical properties in sub-10nm bilayer films

April 21, 2015

Author(s)

Justin M. Shaw, Kathleen Hoogeboom-Pot, Jorge Hernandez-Charpak, Henry Kapteyn, Margaret Murnane, Damiano Nardi

ABSTRACT: We use short-wavelength extreme-ultraviolet light to independently measure the mechanical properties of disparate layers within a bilayer film with

Tunable ultraviolet photoresponse in solution-processed p-n junction photodiodes based on transition metal oxides

April 21, 2015

Author(s)

Ting Xie, Guannan Liu, Baomei Wen, Jong Y. Ha, Nhan Van Nguyen, Abhishek Motayed, Ratan K. Debnath

Solution-processed p-n heterojunction photodiodes have been fabricated based on transition metal oxides in which NiO and ternary Zn1-xMgxO (x = 0 - 0.1) have

Pore Collapse and Regrowth in Silicon Electrodes for Rechargeable Batteries

April 21, 2015

Author(s)

Steven C. DeCaluwe, Bal Mukund NMN Dhar, Liwei Huang, Yuping He, Kaikun Yang, Jon P. Owejan, Yiping Zhao, A. Alec Talin, Joseph Dura, Howard Wang

Structure and composition changes of an alumina capped amorphous silicon (a-Si) thin-film anode in a lithium half-cell are measured, in opernado, by neutron

Interface-State Capture Cross Section Why Does It Vary So Much?

April 20, 2015

Author(s)

Jason T. Ryan, Asahiko Matsuda, Jason P. Campbell, Kin P. Cheung

A capture cross section value is often assigned to Si-SiO2 interface defects. Using a kinetic variation of the charge pumping technique and transition state

Data Formats for Elementary Gas Phase Kinetics: Part 3. Reaction Classification

April 20, 2015

Author(s)

Donald R. Burgess Jr., Jeffrey A. Manion, Carrigan J. Hayes

A method denoted InChI ER has been developed to describe and identify elementary reactions in a standard computer-readable notation by extending the IUPAC

The Nature of Record Efficiency Fluid-Processed Nanotube-Silicon Heterojunctions

April 20, 2015

Author(s)

Jeffrey A. Fagan, Erik K. Hobbie, John M. Harris, Matthew R. Semler

The dark transport characteristics of heterojunctions assembled from type, chirality and length-purified single-wall carbon nanotubes (SWCNTs) are used to

On-Fiber Plasmonic Interferometer for Multi-Parameter Sensing

April 20, 2015

Author(s)

Zhijian Zhang, Yongyao Chen, Haijun H. Liu, Hyungdae Bae, Douglas A. Olson, Miao Yu

We demonstrate a novel miniature multi-parameter sensing device based on a plasmonic interferometer fabricated on a fiber facet in the optical communication

Optimization of collisional Feshbach cooling of an ultracold non degenerate gas

April 20, 2015

Author(s)

Marlon Nuske, L. Mathey, Eite Tiesinga

We optimize a collision-induced cooling process for ultracold atoms in the nondegenerate regime. It makes use of a Feshbach resonance, instead of rf radiation

Using cytochrome P4501A1 expression in liver and blubber to understand effects of persistent organic pollutant exposure in stranded Pacific Island cetaceans

April 18, 2015

Author(s)

Melannie J. Bachman, Jennifer M. Lynch, Kerry Foltz, Kristi West, Brenda Jensen

Elevated levels of persistent organic pollutants (POPs) have been reported in tropical Pacific Island cetaceans and their environment. In addition, recent

Single-Chain Conformation for Interacting Poly(N-Isopropylacrylamide) in Aqueous Solution

April 18, 2015

Author(s)

Boualem Hammouda, Di Jia, He Cheng

The demixing phase behavior of Poly(N-Isopropylacrylamide) (PNIPAM) semi-dilute aqueous solution is investigated using small-angle neutron scattering. This

Final report on VAMAS round-robin study to evaluate a correction method for saturation effect in DSIMS

April 17, 2015

Author(s)

David S. Simons, Akio Takano

A VAMAS round robin test (RRT) has been conducted to evaluate the linearity of the instrumental intensity scale and correction method using an approximation

The strong influence of internal stresses on the nucleation of a nanosized, deeply undercooled melt at a solid-solid interface

April 17, 2015

Author(s)

Kasra Momeni, Valery I. Levitas, James A. Warren

The effect of elastic energy on nucleation and disappearance of a nanometer size intermediate melt (IM) region at a solid-solid (S1S2) interface at

Origin of the Crossover Between a Freezing and a Structural Transition at Low Concentration in the Relaxor Ferroelectric K_1-xLI_xTaO₃

April 16, 2015

Author(s)

Ling Cai, Jean Toulouse, Leland Harriger, Robert Gregory Downing, Lynn A. Boatner

The origin of the relaxor behavior in K 1-xLi xTaO 3(KLT) and other disordered perovskites has long been recognized as due to the reorientation of the polar

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