Journals

Origin of the Charge Gap in LaMnPO

November 18, 2014

Author(s)

D. E. McNally, J. W. Simonson, K. W. Post, Z. P. Yin, M. Pezzoli, G. J. Smith, V. Leyva, C. Marques, L. DeBeer-Schmitt, A. I. Kolesnikov, Yang Zhao, Jeffrey W. Lynn, D. N. Basov, G. Kotliar, M. C. Aronson

We present inelastic neutron scattering and magnetization measurements of the antiferromagnetic insulator LaMnPO that are well described by a Heisenberg spin

Photon Number Resolution Enables Quantum Receiver for Realistic Coherent Optical Communications

November 17, 2014

Author(s)

Francisco E. Becerra Chavez, Jingyun Fan, Alan L. Migdall

Quantum-enhanced measurements can provide information about the properties of a physical system with sensitivities beyond what is fundamentally possible with

A rational strategy for characterization of nanoscale particles by asymmetric flow field-flow fractionation

November 16, 2014

Author(s)

Julien C. Gigault, John M. Pettibone, Charlene E. Schmitt, Vincent A. Hackley

This tutorial proposes a comprehensive and rational measurement strategy that provides specific guidance for the application of asymmetric-flow field flow

Structure and Magnetic Properties of the α-NaFeO₂-Type Honeycomb Compound Na₃Ni₂BiO₆

November 15, 2014

Author(s)

Elizabeth M. Seibel, J. H. Roudebush, Hui Wu, Qingzhen Huang, Mazhar N. Ali, Huiwen Ji, R. J. Cava

We present the structure and magnetic properties of Na 3Ni 2BiO 6, which is an ordered variant of the α-NaFeO 2 structure type. This layered compound has a 2:1

Broadband Noise Limit in the Photodetection of Ultralow Jitter Optical Pulses

November 14, 2014

Author(s)

Franklyn J. Quinlan, W. Sun, Tara M. Fortier, Jean-Daniel Deschenes, Yang Fu, Scott A. Diddams, Joe Campbell

Applications with optical atomic clocks and precision timing often require the transfer of optical frequency references to the electrical domain with extremely

Hydrocarbon Flame Inhibition by C3H2F3Br (2-BTP)

November 14, 2014

Author(s)

Valeri I. Babushok, Gregory T. Linteris, Donald R. Burgess Jr., Patrick T. Baker

The kinetic mechanism of hydrocarbon flame inhibition by the potential halon replacement 2-BTP has been assembled, and is used to study its effects on premixed

A study of the adhesive foot of the gecko

November 14, 2014

Author(s)

Elmar Kroner, Chelsea S. Davis

In recent years, hundreds of scientific studies have been published regarding gecko-inspired adhesives. The primary reason for this increasing interest lies in

PBTI-Induced Random Timing Jitter in Circuit-Speed Random Logic

November 13, 2014

Author(s)

Jiwu Lu, Canute I. Vaz, Guangfan Jiao, Jason P. Campbell, Jason T. Ryan, Kin P. Cheung, Gennadi Bersuker, Chadwin D. Young

Accurate reliability predictions of real world digital logic circuits rely heavily on the relevancy of device level testing. In the case of bias temperature

Toward Metamodels for Composable and Reusable Additive Manufacturing Process Models

November 13, 2014

Author(s)

Paul W. Witherell, Shaw C. Feng

In this paper, we advocate for a more harmonized approach to model development for additive manufacturing (AM) processes, through classification and

Accurate determination of the size distribution for polydisperse, cationic metallic nanomaterials by asymmetric-flow field flow fractionation

November 13, 2014

Author(s)

Julien C. Gigault, Thao M. Nguyen, John M. Pettibone, Vincent A. Hackley

In this work we have developed and validated a methodology for determining the size distribution in polydisperse cationic nanoparticle (NP) samples using

Study of the Impact of Operation Distance of Outdoor Portable Generators under Different Weather Conditions

November 13, 2014

Author(s)

Leon Wang, Steven Emmerich, Cheng-Chun Lin

The U.S. Centers for Disease Control and Prevention (CDC) has reported that up to half of non-fatal monoxide (CO) poisoning incidents during the hurricane

Vapor-phase (p, , T, x) behavior and virial coefficients for the (methane + propane) system

November 12, 2014

Author(s)

Mark O. McLinden, Markus Richter

The (p, ρ, T, x) behavior of three (methane + propane) mixtures was measured with a two-sinker magnetic suspension densimeter over the temperature range of (248

Influence of the central mode and soft phonon on the microwave dielectric loss near the strain-induced ferroelectric phase transitions in Sr_n+1uTi_nuO_3n+1u*

November 12, 2014

Author(s)

V. Goian, S. Kamba, D Nuzhnyy, Nathan Orloff, T. Birol, C.-H Lee, D. G. Schlom, James Booth

Recently, Lee et al. [1] used1% tensile strain to induce a ferroelectic instability in thin films of Srdn+1uTi nuO 3n+1u (n=1-6) phases. They showed that the

The Influence of Experimental Parameters and Specimen Geometry on the Mass Spectra of Copper During Pulsed-Laser Atom-Probe Tomography

November 12, 2014

Author(s)

Ratna P. Kolli, Frederick Meisenkothen

We have studied the influence of experimental factors and specimen geometry on the quality of the mass spectra in copper (Cu) during pulsed-laser atom-probe

Nonproportionality in the scintillation light yield of bismuth germanate

November 11, 2014

Author(s)

Thomas R. Gentile, M J. Bales, H Breuer, T E. Chupp, Kevin J. Coakley, R L. Cooper, Jeffrey S. Nico, B. O'Neill

We present measurements of nonproportionality in the scintillation light yield of bismuth germanate (BGO) for gamma-rays with energies between 6 keV and 662 keV

A thermodynamic investigation of the cellulose allomorphs: cellulose(am), cellulose I¿(cr), cellulose II(cr), and cellulose III(cr)

November 11, 2014

Author(s)

Robert N. Goldberg, Jacob Schliesser, Ashutosh Mittal, Stephen R. Decker, Ana Filipa L. Santos, Vera L. Freitas, Aaron A. Urbas, Brian E. Lang, Christian Heisse, Maria D. Ribeiro da Silva, Brian F. Woodfield, Rui Katahira, Wei Wang, David K. Johnson

The thermochemistry of samples of amorphous cellulose, cellulose I, cellulose II, and cellulose III was studied by using oxygen bomb calorimetry, solution

Performance Improvements for the NIST 1 V Josephson arbitrary waveform synthesizer

November 10, 2014

Author(s)

Samuel P. Benz, Steven B. Waltman, Anna E. Fox, Paul D. Dresselhaus, Alain Rufenacht, Logan A. Howe, Robert E. Schwall, Nathan E. Flowers-Jacobs

The performance of the NIST Josephson arbitrary waveform synthesizer has been improved such that it generates a root-mean-square (RMS) output voltage of 1 V

The Multiple Origins of Broadening in Near-edge X-ray Spectra of Nitrogen Compounds

November 10, 2014

Author(s)

John T. Vinson, Terrence J Jach, W. T. Elam, J. D. Denlinger

A comparison of the N Kα emission spectrum of crystalline ammonium nitrate to molecular orbital calculations reveals a unique observation: the peak associated

Measurement and Calculation of Absolute Single and Double Charge Exchange Cross Sections for O6+ Ions at 1.17 keV/u and 2.33 keV/u Impacting He and H2

November 10, 2014

Author(s)

J. R. Machacek, D. P. Mahapatra, D. R. Schultz, Yuri Ralchenko, A. Chutjian, J. Simcic, S. M. Madzunkov, R. J. Mawhorter

Absolute single and double charge-exchange (CE) cross sections for the astrophysically-prominent O6+ ion with the atomic and molecular targets He and H2 are

Tunable, stable source of femtosecond pulses near 2 υm via supercontinuum of an Erbium mode-locked laser

November 7, 2014

Author(s)

Andrew M. Klose, Gabriel G. Ycas, Daniel I. Maser, Scott A. Diddams

Ultrashort pulses of light in the 2 υm region were generated using supercontinuum broadening from an erbium fiber system. The output of a mode-locked erbium

Molecular dynamics simulation of thermal ripples in graphene with bond-order-informed harmonic constraints

November 7, 2014

Author(s)

Alexander Y. Smolyanitsky

We describe the results of atomistic molecular dynamics simulations of thermal rippling in graphene, obtained with a simple, low computational cost, harmonic

Thermodynamic Interactions and Phase Behavior of Multicomponent Blends Containing Supercritical Carbon Dioxide, Styrene-Acrylonitrile Random Copolymer, and Deuterated Poly(methyl methacrylate)

November 7, 2014

Author(s)

Nicholas P. Young, Sebnem Inceoglu, Gregory M. Stone, Andrew J. Jackson, Steven R. Kline, Stephane Costeux, Nitash P. Balsara

Small-angle neutron scattering (SANS) was used to probe the phase behavior of multicomponent mixtures of supercritical carbon dioxide (scCO 2), styrene

Line shapes, positions and intensities of water transitions near 1.28 microns

November 7, 2014

Author(s)

Vincent T. Sironneau, Joseph T. Hodges

We present measurements of approximately 70 isolated, self-broadened, water vapor lines which are assigned to the (1,0,1)(0,0,0), (0,0,2)(0,0,0), (1,2,0)(0,0

Spin-orbit-coupled topological Fulde-Ferrell states of fermions in a harmonic trap

November 7, 2014

Author(s)

Lei Jiang, Eite Tiesinga, Xie-Ji Liu, Hui Hu, Han Pu

Motivated by recent experimental breakthroughs in generating spin-orbit coupling in ultracold Fermi gases using Raman laser beams, we present a systematic study

Molecular Basis for the High CO₂ Adsorption Capacity in Chabazite Zeolites

November 7, 2014

Author(s)

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

The structure-property relationship for CO 2 adsorption in Li-, Na-, K-CHA (Si/Al = 5 and = 12), and pure silica chabazite (Si-CHA) zeolites was investigated by

Broad-Band Microwave-Based Metrology Platform Development: Demonstration of In-Situ Failure Mode Diagnostic Capabilities for Integrated Circuit Reliability Analyses

November 7, 2014

Author(s)

Lin You, Chukwudi A. Okoro, Jungjoon Ahn, Joseph Kopanski, Yaw S. Obeng, Rhonda R. Franklin

In this paper, we discuss the use of broadband high frequency electromagnetic waves (RF) to non- destructively identify, classify and characterize performance

Fast transport of mixed-species ion chains within a Paul trap

November 6, 2014

Author(s)

Ryan S. Bowler, M. Palmer, John P. Gaebler, Dietrich G. Leibfried, J. G. Ceremuga

We investigate the dynamics of mixed-species ion crystals during transport between spatially distinct locations in a linear Paul trap in the diabatic regime. In

NIST 10 V Programmable Josephson Voltage Standard System Using a Low Capacity Cryocooler

November 6, 2014

Author(s)

Logan A. Howe, Anna Fox, Alain Rufenacht, Charles J. Burroughs, Paul Dresselhaus, Samuel Benz, Robert E. Schwall

Rising costs of and difficulty in obtaining liquid helium in many areas of the world provides strong motivation for cryogen-free operation of superconducting

Energy Transfer Between Eigenmodes in Multimodal Atomic Force Microscopy

November 5, 2014

Author(s)

Sang M. An, Santiago D. Solares Rivera, Sergio Santos, Daniel Ebeling

We present experimental and computational investigations of tetramodal and pentamodal atomic force microscopy (AFM), respectively, whereby the first four or

Critical behavior of zero-field magnetic fluctuations in perpendicularly magnetized thin films

November 4, 2014

Author(s)

Andrew L. Balk, Mark D. Stiles, John Unguris

We use video-rate magneto optical Kerr effect (MOKE) microscopy to study zero field magnetic fluctuations in a perpendicularly magnetized cobalt film at room