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Journals

X-ray Scattering Critical Dimensional Metrology using a Compact X-ray Source for Next Generation Semiconductor Devices

February 8, 2017

Author(s)

Regis J. Kline, Daniel F. Sunday, Donald A. Windover, Bunday Benjamin

Investigating Bias in Maximum Likelihood Quantum State Tomography

February 8, 2017

Author(s)

Scott C. Glancy, Hilma M. Vasconcelos, George B. Silva

Maximum likelihood quantum state tomography yields estimators that, in spite of the fact that they are consistent, may have bias. The bias of an estimator is...

Is the Dynamics of a Folded Protein Similar to a Surface-Melted Inorganic Nanoparticle?

February 8, 2017

Author(s)

Jack F. Douglas, Esmael Haddadian1, Karl Freed, Hao Zhang

Karplus and coworkers have argued that proteins in their biologically active native state should exhibit a dynamics similar to surface-melted inorganic...

Enabling photoemission electron microscopy in liquids via graphene-capped microchannel arrays

February 8, 2017

Author(s)

Hongxuan Guo, Evgheni Strelcov, Alexander Yulaev, Jian Wang, Narayana Appathurai, Stephen Urquhart, John Vinson, Subin Sahu, Michael P. Zwolak, Andrei Kolmakov

Photoelectron emission microscopy (PEEM) is a powerful tool to spectroscopically access dynamic surface processes at the nanoscale but is traditionally limited...

Deconvoluting the Influences of 3D Structure on the Performance of Photoelectrodes for Solar-Driven Water Splitting

February 7, 2017

Author(s)

Daniel V. Esposito, Youngmin Lee, Heayoung Yoon, Paul M. Haney, Natalie Labrador, Thomas P. Moffat, A. A. Talin, Veronika A. Szalai

Abstract Three-dimensionally (3D) structured photoelectrodes offer a number of potential benefits for solar fuels production compared to conventional planar...

Reconstructing the Distributed Force on an Atomic Force Microscope Cantilever

February 7, 2017

Author(s)

Ryan Wagner, Jason P. Killgore

A methodology to reconstruct a distributed force applied to an atomic force microscopy (AFM) cantilever given the shape in which it vibrates is developed. This...

Thermodynamics of the Flexible Metal-Organic Framework Material MIL-53(Cr) From First Principles

February 6, 2017

Author(s)

Eric J. Cockayne

We use First-principles density functional theory total energy and linear response phonon calculations to compute the Helmholtz and Gibbs free energy as a...

Accuracy of magnetic resonance based susceptibility measurements

February 6, 2017

Author(s)

Hannah E. Erdevig, Stephen E. Russek, Slavka Carnicka, Karl F. Stupic, Kathryn E. Keenan

Magnetic Resonance Imaging (MRI) is increasingly used to map the magnetic susceptibility of tissue to identify cerebral microbleeds associated with traumatic...

Experimental Evidence for Field-Induced Emergent Clock Anisotropies in the XY Pyrochlore Er₂Ti₂O₇

February 6, 2017

Author(s)

Jonathan Gaudet, A. M. Hallas, J. Thibault, Nicholas Butch, H. A. Dabkowska, B. D. Gaulin

The XY pyrochlore antiferromagnet Er 2Ti 2O 7 exhibits a rare case of Z 6 discrete symmetry breaking in its ψ 2 magnetic ground state. The Ising model, with Z 2...

Synthesis and Characterization of Well-Defined PEGylated Polypeptoids as Protein-Resistant Polymers

February 6, 2017

Author(s)

Sunting Xuan, Sudipta Gupta, Xin Li, Markus Bleuel, Gerald J. Schneider, Donghui Zhang

Well-defined polypeptoids bearing oligomeric ethylene glycol side chains PNMe(OEt) nG (n = 1-3) with controlled molecular weight (3.26-28.6 kg/mol) and narrow...

Sympathetic Ground State Cooling and Time-dilation Shifts in an 27Al+ Optical Clock

February 3, 2017

Author(s)

Jwo-Sy Chen, Samuel M. Brewer, David B. Hume, Chin-Wen Chou, David J. Wineland, David R. Leibrandt

We report Raman sideband cooling of 25Mg+ to sympathetically cool the secular modes of motion in a 25Mg+-27Al+ two-ion pair to near the three-dimensional (3D)...

Comparison of dissimilarity measures for cluster analysis of X-ray diffraction data from combinatorial libraries

February 3, 2017

Author(s)

Aaron Gilad Kusne, Ichiro Takeuchi, Yuma Iwasaki

Machine learning techniques have proven invaluable to manage the ever growing volume of materials research data produced as developments continue in high...

All-Dimensional H2-CO Potential: Validation with Fully Quantum Second Virial Coefficients

February 3, 2017

Author(s)

Giovanni Garberoglio, Piotr Jankowski, Krzysztof Szalewicz, Allan H. Harvey

We use a new high-accuracy all-dimensional potential to compute the cross second virial coefficient B12(T) between molecular hydrogen and carbon monoxide. The...

Self-assembly and Dynamics Driven by Oligocarbonate-Fluorene End-Functionalized Poly(ethylene glycol) ABA Triblock Copolymer

February 3, 2017

Author(s)

Guangmin Wei, Vivek Prabhu, Shrinivas Venkataraman, Yi Yan Yang, James Hedrick

Incomplete reactions in nanothermite composites

February 3, 2017

Author(s)

Rohit J. Jacob, Diana Ortiz-Montalvo, Kyle R. Overdeep, Timothy P. Weihs, Michael R. Zachariah

Exothermic reactions between oxophilic metals and transition/ post transition metal-oxides have been well documented owing to their fast reaction time scales...

Biophysical Characterization of Functionalized Titania Nanoparticles and Their Application in Dental Adhesives

February 2, 2017

Author(s)

Jirun Sun, Elijah Petersen, Stephanie S. Watson, Christopher Sims, Alexander Kassman, Stanislav Frukhtbeyn, Drago Skrtic, Meryem T. Ok, Deborah Jacobs, Qiang Ye, Bryant C. Nelson

It is demonstrated that carboxylic acid-functionalized titanium dioxide (TiO2) NPs produce significantly higher levels of reactive oxygen species (ROS) after...

Characterization of Nanocelluloses Using Small-Angle Neutron, X-ray and Dynamic Light Scattering Techniques

February 2, 2017

Author(s)

Yimin NMN Mao, Kai Liu, Chengbo Zhan, Lihong Geng, Benjamin Chu, Benjamin S. Hsiao

Nanocelluloses extracted from wood pulps using TEMPO (2,2,6,6-tetramethylpiperidine-1-oxyl radical)-mediated oxidation and sulfuric-acid hydrolysis methods were...

Stably accessing octave-spanning microresonator frequency combs in the soliton regime

February 2, 2017

Author(s)

Qing Li, Travis Briles, Daron Westly, Tara E. Drake, Jordan Stone, Robert Ilic, Scott Diddams, Scott Papp, Kartik Srinivasan

Electronic and Morphological Inhomogeneities in Pristine and Deteriorated Perovskite Photovoltaic Films

February 2, 2017

Author(s)

Samuel Berweger, Gordon A. MacDonald, Mengjin Yang, Kevin J. Coakley, Joeseph Berry, Kai Zhu, Frank W. DelRio, Thomas Mitchell (Mitch) Wallis, Pavel Kabos

An electrically driven spin qubit based on valley mixing

February 2, 2017

Author(s)

wister huang, Neil M. Zimmerman, Andrew S. Dzurak, Dimitrie Culcer

The electrical control of single spin qubits based on semiconductor quantum dots is of great interest for scalable quantum computing since electric elds are...

Ultrafast modulation of x-ray absorption by coherent phonon excitations

February 1, 2017

Author(s)

Eric L. Shirley, Jannick Weisshaupt, Michael Woerner, Marc J. Vrakking, Thomas Elsaesser, Andreas Borgschulte

X-ray absorption in solids promotes an electron from an atomic core level to the conduction band states, and near-edge spectra structure gives insight into...

Generating Wind-Driven Firebrand Showers Characteristic of Burning Structures

February 1, 2017

Author(s)

Samuel Manzello, Sayaka Suzuki

Firebrands are a significant source leading to structures ignited and lost in large outdoor fires, such as Wildland-Urban Interface (WUI) fires, a large...

Vibrational Properties of β-KSiH₃ and β-RbSiH₃: A Combined Raman and Inelastic Neutron Scattering Study

February 1, 2017

Author(s)

Janos Mink, Yuan-Chih Lin, Maths Karlsson, Carin Osterberg, Terrence J. Udovic, Henrik Fahlquist, Ulrich Haussermann

The hydrogen storage materials ASiH 3 (A=K, Rb) represent complex metal hydrides built from metal cations and pyramidal SiH 3- ions. At room temperature, SiH 3...

Toward Integrating Distributed Energy Resources and Storage Devices in the Smart Grid

February 1, 2017

Author(s)

Guobin Xu, Wei Yu, David W. Griffith, Nada T. Golmie, Paul Moulema

The smart grid, as one of typical applications supported by Internet of Things, denoted as a re-engineering and a modernization of the traditional power grid...

Thin-Film Electrodes on Polyester Porous Membranes for Flexible Electronics

February 1, 2017

Author(s)

Aveek Gangopadhyay, Brian J. Nablo, Rao Mulpuri, Darwin Reyes-Hernandez

Small-Angle Neutron Scattering Studies of Microenvironmental and Structural Changes of Pluronic Micelles upon Encapsulation of Paclitaxel

February 1, 2017

Author(s)

Khalilalrahman Dehavari, Kuen-Song Lin, Boualem Hammouda

Pluronic micelles represent a novel type of nanocarriers to increase solubility and circulation time of hydrophobic anti-cancer drugs, thereby enhancing...

ITERATIVE DESIGN OF RIGID STRUCTURES FOR WIND USING TIME SERIES OF DEMAND-TO-CAPACITY INDEXES

February 1, 2017

Author(s)

Filmon Habte, Arindam Chowdhury, DongHun Yeo, Emil Simiu

Estimates of wind effects on rigid buildings by database-assisted design (DAD) methods can be far more accurate than those based on information available in...

Neutron Radiography Measurement of Salt Solution Absorption in Mortar

February 1, 2017

Author(s)

Catherine Lucero, Robert Spragg, Dale P. Bentz, Daniel S. Hussey, David L. Jacobson, Jason Weiss

A portion of the concrete pavements in the US have recently been observed to have premature joint deterioration. While this damage has been attributed to a wide...

Tuning flexibility to control selectivity in soft porous crystals

January 31, 2017

Author(s)

Nathan Mahynski, Vincent K. Shen

We use flat-histogram Monte Carlo simulations to study how changing the flexibility of soft porous crystals (SPCs) affects their selective adsorption of a...

Impact of UV irradiation on multiwall carbon nanotubes in nanocomposites: formation of entangled surface layer and mechanisms of release resistance

January 31, 2017

Author(s)

Tinh Nguyen, Elijah J. Petersen, Bastien T. Pellegrin, Justin M. Gorham, Thomas F. Lam, Minhua Zhao, Li Piin Sung

Carbon nanotubes (CNTs) are increasingly used in consumer and structural polymeric products to enhance a variety of properties. Under weathering, the polymer...

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