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Journals

Transfer-characteristics and low-frequency noise in single and multi-layer MoS2 field-effect transistors

October 19, 2015

Author(s)

Abhishek Motayed, Albert Davydov, Deepak K. Sharma, Qiliang Li

Versatile, dynamically balanced low-noise optical-field manipulator using a coherently prepared atomic medium

October 19, 2015

Author(s)

Lu Deng, Edward W. Hagley, Yan Li, Chengjie Zhu, W R. Garrett

We propose a versatile dynamic optical-field manipulator using a coherently prepared atomic medium. We show that by locking the pump power change with the two...

Enabling Smart Manufacturing Research and Development using a Product Lifecycle Test Bed

October 17, 2015

Author(s)

Moneer M. Helu, Thomas D. Hedberg

Smart manufacturing technologies require a cyber-physical infrastructure to collect and analyze data and information across the manufacturing enterprise. This...

Equilibrium Self-Assembly, Structure, and Dynamics of Clusters of Star-Like Micelles

October 17, 2015

Author(s)

Vivek M. Prabhu, Shrinivas Venkataraman, Yi Yan Yang, James Hedrick

Small-angle neutron scattering and static and dynamic light scattering have characterized the hierar-chical structure and dynamics of clusters of self-assembled...

Quantifying Trace 2,4,6-Trinitrotoluene (TNT) in Polymer Microspheres

October 16, 2015

Author(s)

Timothy M. Brewer, Robert A. Fletcher, Matthew E. Staymates

Well characterized test materials are essential for validating the performance of current trace explosive detection systems. Explosive encapsulated microspheres...

Multi-Scale Effects in the Strength of Ceramics

October 15, 2015

Author(s)

Robert F. Cook

Multiple length-scale effects are demonstrated in indentation-strength measurements of a range of ceramic materials under inert and reactive conditions. Meso...

Determination of the shape and periodicity of nanostructures through variable angle transmission small angle x-ray scattering

October 15, 2015

Author(s)

Daniel F. Sunday, Regis J. Kline, Scott List, Jasmeet Chawla

High-throughput determination of structural phase diagram and constituent phases using GRENDEL

October 15, 2015

Author(s)

Aaron G. Kusne

Advances in high-throughput materials fabrication and characterization techniques have resulted in faster rates of data collection and rapidly growing volumes...

Abiotic bromination of soil organic matter

October 15, 2015

Author(s)

Bruce D. Ravel, Alessandra C. Leri

Biogeochemical transformations of plant-derived soil organic matter (SOM) involve complex abiotic and microbially mediated reactions. One such reaction is...

Probing Nanoscale Thermal Transport in Surfactant Solutions

October 15, 2015

Author(s)

Fangyu Cao, Ying Liu, Jiajun Xu, Yadong He, Boualem Hammouda, Rui Qiao, Bao Yang

Surfactant solutions typically feature tunable nanoscale, internal structures. Although rarely utilized, they can be a powerful platform for probing thermal...

Microstructural Origins of Cement Paste Degradation by External Sulfate Attack

October 15, 2015

Author(s)

Pan Feng, Edward Garboczi, Pan Feng, Jeffrey W. Bullard

A microstructure model has been applied to simulate near-surface degradation of portland cement paste in contact with a sodium sulfate solution. This new model...

Mass Dependence of the Activation Enthalpy and Entropy of Unentangled Linear Alkane Chains

October 14, 2015

Author(s)

Jack F. Douglas, Cheol Jeong

The mass scaling of the self-diffusion coefficient of polymer liquids, D , is one of the most basic characteristics of these complex fluids. Although...

Understanding Small-Molecule Interactions in Metal-Organic Frameworks: Coupling Experiment with Theory

October 14, 2015

Author(s)

Jason S. Lee, Bess Vlaisavljevich, David K. Britt, Craig Brown, Maciej Haranczyk, Jeffrey B. Neaton, Berend Smit, Jeffrey R. Long, W. L. Queen

Metal-organic frameworks (MOFs) have gained much attention as next generation porous media for various applications, especially gas separations/storage and...

Measurement of the Microwave Lensing Shift in NIST-F1 and NIST-F2

October 12, 2015

Author(s)

Steven R. Jefferts, Stephan E. Barlow, Thomas P. Heavner, Neil Ashby

We present measurements of the microwave lensing frequency shift in the Primary Frequency Standards (PFS) NIST-F1 and NIST-F2. This frequency bias is reasonably...

SPIE 9639-49 Creation and Validation of Spectralon BRDF Targets & Standards

October 12, 2015

Author(s)

Catherine C. Cooksey, Gael Obein, Georgi T. Georgiev, Christopher Durell, Dan Scharpf, Greg McKee, Michelle L'Heureux

Spectralon is an extremely stable, near-perfect lambertian reflecting diffuser and calibration standard material that has been used by national labs, space...

Dielectric Spectroscopic Detection of Early Failures in 3-D Integrated Circuits

October 11, 2015

Author(s)

Yaw S. Obeng, Chukwudi A. Okoro, Jungjoon Ahn, Lin You, Joseph J. Kopanski

The commercial introduction of three dimensional integrated circuits (3D-ICs) has been hindered by reliability challenges, such as stress related failures...

Identification and Quantification of Six-Ring C26H16 Cata-Condensed Polycyclic Aromatic Hydrocarbons in a Complex Mixture of Polycyclic Aromatic Hydrocarbons from Coal Tar

October 8, 2015

Author(s)

Jorge O. Ona Ruales, Arun K. Sharma, Stephen A. Wise

We applied a combination of normal-phase liquid chromatography (NPLC) with ultraviolet-visible spectroscopy and gas chromatography with mass spectrometry (GC/MS...

Realization of Ground-State Artificial Skyrmion Lattices at Room Temperature

October 8, 2015

Author(s)

Dustin A. Gilbert, Brian B. Maranville, Andy L. Balk, Brian J. Kirby, Peter Fischer, Daniel T. Pierce, John Unguris, Julie A. Borchers, Kai Liu

The topological nature of magnetic skyrmions deriving from broken symmetries leads to extraordinary static and dynamic properties that provide new insight in...

Top-top internal rotation coupling in the microwave spectrum of pinacolone

October 8, 2015

Author(s)

Jon T. Hougen, Yueyue Zhao, Ha Vanh L. Nguyen, Wolfgang Stahl

The molecular beam Fourier-transform microwave spectrum of pinacolone (methyl tert-butyl ketone) has been measured in several regions between 4 and 40 GHz. Fits...

Full-Scale Experimental Investigation to Quantify Building Component Ignition Vulnerability from Mulch Beds Attacked by Firebrand Showers

October 8, 2015

Author(s)

Samuel L. Manzello, Sayaka Suzuki, Daisaku Nii

Detailed, systematic experiments that demonstrate if certain mulch types may ignite building elements have not been demonstrated. To this end, this paper...

Unparalleled Lithium and Sodium Superionic Conduction in Solid Electrolytes with Large Monovalent Cage-like Anions

October 8, 2015

Author(s)

Wan Si NMN Tang, Atsushi Unemoto, Wei Zhou, Vitalie Stavila, Motoaki Matsuo, Hui Wu, Shin-Ichi Orimo, Terrence J. Udovic

Solid electrolytes with sufficiently high conductivities and stabilities are the elusive answer to the inherent shortcomings of organic liquid electrolytes...

A Scanning Probe Investigation of the Role of Surface Motifs in the Behavior of p-WSe(sub2) Photocathodes

October 8, 2015

Author(s)

Jesus M. Velazquez, Jimmy John, Daniel V. Esposito, Adam Pieterick, Ragip Pala, Guofeng Sun, Xinghao Zhou, Zhuangqun Huang, Shane Ardo, Bruce S. Brunschwig, Nathan S. Lewis

The spatial variation in the properties and performance of bare and Pt-decorated p-type WSe(sub2) photocathodes has been investigated by using Scaning...

Cosolvency and cononsolvency explained in terms of a Flory-Huggins type theory

October 7, 2015

Author(s)

Jack F. Douglas, Jacek Dudowicz, Freed Karl

Standard classic Flory-Huggins (FH) theory is employed to describe the enigmatic cosolvency and co-nonsolvency phenomena for systems of polymers dissolved in...

2015 an eventful year for the Metabolomics Society

October 6, 2015

Author(s)

Dan Bearden, Ute Roessner

The Metabolomics Society again has experienced a year full of exciting events and developments. The activity of the Society reflects the growth of the...

Depth profiling of degradation of multilayer photovoltaic backsheets after accelerated laboratory weathering: I. Raman imaging

October 6, 2015

Author(s)

Chiao-Chi Lin, Peter J. Krommenhoek, Stephanie S. Watson, Xiaohong Gu

In this study, Raman imaging was used to depth profiling the chemical degradation of a commercial PPE (polyethylene terephthalate (PET)/PET/ethylene vinyl...

A hybrid program for fitting rotationally resolved spectra of floppy molecules with one large-amplitude rotatory motion and one large-amplitude oscillatory motion

October 6, 2015

Author(s)

Isabelle Kleiner, Jon T. Hougen

A new hybrid-model fitting program for methylamine-like molecules has been developed, based on an effective Hamiltonian in which the ammonia-like inversion...

Enforcing realizability in explicit multi-component species transport

October 5, 2015

Author(s)

Randall J. McDermott, Kevin B. McGrattan, Jason Floyd

A strategy is proposed to guarantee realizability of species mass fractions in explicit time integration of the partial differential equations governing fire...

Altering the Structural Properties of A₂B₁₂H₁₂ Compounds via Cation and Anion Modifications

October 5, 2015

Author(s)

Wan Si NMN Tang, Terrence J. Udovic, Vitalie Stavila

The recent discovery of unusually high cationic conductivity in Na 2B 12H 12 above its entropy-driven, order-disorder phase transition near 529 K and the...

Quantitative, comparable coherent anti-Stokes Raman scattering (CARS) spectroscopy: correcting errors in phase retrieval

October 5, 2015

Author(s)

Young J. Lee, Marcus T. Cicerone

Coherent anti-Stokes Raman scattering (CARS) microspectroscopy has demonstrated significant potential for biological and materials imaging. To date, however...

Degenerate Bose-Fermi mixtures of rubidium and ytterbium

October 5, 2015

Author(s)

James V. Porto, Varun Vaidya, Jiraphat Tiamsuphat, Steven Rolston

We report the first realization of a quantum degenerate mixture of bosonic $^{87}$Rb and fermionic $^{171}$Yb atoms in a hybrid optical dipole trap with a...

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