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Journals

Fluorous 'Ponytails' Lead to Strong Gelators Showing Thermally Induced Structure Evolution

September 3, 2015

Author(s)

Harshita Kumari, Sarah E. Armitage, Steven R. Kline, Krishna K. Damodaran, Stuart R. Kennedy, Jerry L. Atwood, Jonathan W. Steed

Appending perfluoroalkyl substituents to bis(urea) gelators results in significantly decreased interchain interactions with markedly thinner fibres and hence...

Perceptual expertise in forensic facial image comparison

September 1, 2015

Author(s)

P. Jonathon Phillips, David White, Alice O'Toole, Carina A. Hahn, Matthew Hill

Forensic facial identification examiners are required to match the identity of faces in images that vary substantially, owing to changes in viewing conditions...

Muffin tin potentials in EXAFS analysis

September 1, 2015

Author(s)

Bruce D. Ravel

Muffin tin potentials are the standard tool for calculating the potential surface of a cluster of atoms for use in the analysis of extended x-ray-absorption...

On-Chip Integrated Silicon Photonic Thermometers

September 1, 2015

Author(s)

Nikolai N. Klimov, Thomas P. Purdy, Zeeshan Ahmed

The fundamental limitations of resistance-based thermometry and the desire to reduce sensor ownership have produced considerable interest in the development of...

Scalable Synchrophasors Communication Network Design and Implementation for Real-time Distributed Generation Grid

September 1, 2015

Author(s)

Hamid Gharavi

There has been a growing interest in the deployment of Phasor Measurement Units (PMUs) not only in high-voltage transmission, but in lower-voltage distribution...

Validation of Fire Models Applied to Nuclear Power Plant Safety

September 1, 2015

Author(s)

Kevin B. McGrattan, Richard D. Peacock, Kristopher J. Overholt

The paper highlights key components of a fire model validation study conducted by the U.S. Nuclear Regulatory Commission and the Electric Power Research...

Guest Editorial Article: Special Issue on Cyber Physical Systems and Security for Smart Grid

September 1, 2015

Author(s)

Hamid Gharavi

Although there are many important CPS systems in practice, one of the most complex applications is the Smart Grid whose function is to distribute reliable and...

A Comparison of MODTRAN5 Atmospheric Extinction Predictions with Narrowband Astronomical Flux Observations

September 1, 2015

Author(s)

Claire E. Cramer, John T. Woodward IV, Keith R. Lykke, Christopher W. Stubbs, Amali Vaz, Gerald T. Fraser

Improving the precision of ground-based astronomical observations is an objective of both current (e.g. PanSTARRS1) and future (e.g. Dark Energy Survey and the...

Optimizing Data Logger Setup for Vaccine Temperature Monitoring

September 1, 2015

Author(s)

Michal J. Chojnacky, Luis Chaves Santacruz, W Wyatt Miller, Gregory F. Strouse

Accidental freezing of refrigerated vaccine represents a significant public and private healthcare cost. Freeze-damaged vaccines lose their effectiveness...

Mott Localization in a Pure Stripe Antiferromagnet Rb_1-deltaFe_1-5-δSrd2^

September 1, 2015

Author(s)

Meng Wang, Ming Yi, Huibo Cao, C. de la Cruz, S. K. Mo, Qingzhen Huang, E. Bourret-Courchesne, Pengcheng Dai, D. H. Lee, Z. X. Shen, R. J. Birgeneau

Conductance Hysteresis in the Voltage-Dependent Anion Channel

September 1, 2015

Author(s)

Shay M. Rappaport, Oscar Teijido, David Hoogerheide, Tatiana K. Rostovtseva, Alexander M. Berezhkovskii, Sergey M. Bezrukov

In contrast to the voltage gating of ion-selective channels of electrophysiology, the mechanisms of voltage sensitivity of ¿large¿ beta-barrel channels remain...

Correction for stray light in optical spectroscopy of crystals

September 1, 2015

Author(s)

Richard W. Hendler, Curtis Meuse, David Travis Gallagher, Joerg Labahn, Jan Kubicek, Paul D. Smith, John W. Kakareka

It has long been known in spectroscopy that light not passing through a sample, but reaching the detector (i.e. stray light) results in a distortion of the...

Investigating the Role of Geometric Dimensioning and Tolerancing in Additive Manufacturing

September 1, 2015

Author(s)

Gaurav Ameta, Paul Witherell, Robert R. Lipman, Shawn P. Moylan

Additive manufacturing (AM) has increasingly gained attention in the last decade as a versatile manufacturing process for customized products. AM processes can...

Towards Reproducible Ring Resonator Based Temperature Sensors

September 1, 2015

Author(s)

Nikolai Klimov, Michaela Berger, Zeeshan Ahmed

In recent years photonic devices have emerged as a powerful tool for developing novel, high-sensitivity sensors. In particular, tremendous progress has been...

Neutron Investigation of the Magnetic Scattering in an Iron-based Ferromagnetic Superconductor

August 31, 2015

Author(s)

Jeffrey W. Lynn, Xiuquan Zhou, Christopher K. H. Borg, Shanta R. Saha, Johnpierre Paglione, Efrain E. Rodriguez

Neutron diffraction and small angle scattering experiments have been carried out on the double-isotopic polycrystalline sample ( 7Li 0.82Fe 0.18OD)FeSe. Profile...

Reconfigurable Data Driven Virtual Machine Tool: Geometric Error Modeling and Evaluation

August 31, 2015

Author(s)

Ronnie R. Fesperman Jr., Shawn P. Moylan, Gregory W. Vogl, M A. Donmez

Standards communities are actively working to establish robust machining and measurement tests used to evaluate the machining performance of 5-axis machining...

An Experimental and Kinetic Modeling Study of N-dodecane Pyrolysis and Oxidation in a Flow Reactor

August 31, 2015

Author(s)

S. Banerjee, Rei Tangko, David Sheen, Hai Wang, Craig T. Bowman

N-dodecane (n-C12H26) is a straight chain alkane that forms an important constituent of surrogate blends for common aviation fuels such as JP8 and Jet-A. The...

Design of MEMS vision tracking system based on a micro fiducial marker

August 31, 2015

Author(s)

Yong Sik Kim, Yang Seung Ho, KwangWoong Yang, Nicholas Dagalakis

In this study, a MEMS-based vision tracking system is developed based on micro fiducial markers. The vision tracking system recognizes the predetermined...

Large-scale core-level Bethe-Salpeter equation calculations

August 31, 2015

Author(s)

Keith Gilmore, John Vinson, Eric L. Shirley, David Prendergast, Chaitanya D. Pemmaraju, Josh J. Kas, John J. Rehr, Fernando D. Vila

We present an efficient implementation of the Bethe-Salpeter equation (BSE) method for obtaining core-level spectra including x-ray absorption (XAS), x-ray...

SYNTHESIS AND PROPERTIES OF THERMOPLASTIC POLYURETHANES WITH ISOSORBIDE CHAIN EXTENDER

August 28, 2015

Author(s)

Fan Zhang, Ivan Javni, Olivera Bili?, Nikola Bili? , Zoran S. Petrovic, Jan Ilavsky

Isosorbide, a renewable diol derived from starch, was used in combination with butane diol or alone as the chain extender in two series of thermoplastic...

Morphological transitions during Au electrodeposition: from porous to compact films and nanowires

August 28, 2015

Author(s)

Daniel Josell, Igor Levin, Thomas P. Moffat

Gold electrodeposition was studied in a sulfite electrolyte to which micromolar concentrations of Tl2SO4 were added. Hysteresis and a regime of negative...

Substitutional Doping in Nanocrystal Superlattices

August 27, 2015

Author(s)

Aaron C. Johnston-Peck, Matteo Cargnello, Benjamin T. Diroll, Eric Wong, Bianca Datta, Divij Damodar, Vicky V. Doan-Nguyen, Andrew A. Herzing, Cherie R. Kagan, Christopher B. Murray

Multiferroicity in Doped Hexagonal LuFeO₃

August 27, 2015

Author(s)

Steven M. Disseler, Xuan Luo, Bin Gao, Yoon Seok Oh, Rongwei Hu, Yazhong Wang, Dylan Quintana, Alexander Zhang, Qingzhen Huang, June W. Lau, Rick L. Paul, Jeffrey W. Lynn, Sang-Wook Cheong, William D. Ratcliff

The hexagonal phase of LuFeO 3 is a rare example of a multiferroic material possessing a weak ferromagnetic moment, which is predicted to be switchable by an...

Narrow linewidth source of greatly non-degenerate photon pairs for quantum repeaters from a short singly-resonant cavity

August 26, 2015

Author(s)

Oliver T. Slattery, Paulina S. Kuo, Lijun Ma, Xiao Tang

Quantum repeaters require entangled photon pair sources to connect flying qubits in the telecommunication band and stationary qubits at atomic transition...

Wetting-Dewetting and Dispersion-Aggregation Transitions are Distinct for Polymer Grafted Nanoparticles in Chemically Dissimilar Polymer Matrix

August 26, 2015

Author(s)

Tyler B. Martin, Katrina Irene S. Mongcopa, Rana N. Ashkar, Paul Butler, Ramanan Krishnamoorti, Arthi Jayaraman

Simulations and experiments are conducted on polymer mixtures (or blends) containing polymer grafted nanoparticles in a chemically distinct polymer matrix...

Diluvian clustering - A fast, effective algorithm for clustering compositional and other data

August 25, 2015

Author(s)

Nicholas Ritchie

Diluvian clustering is an unsupervised grid-based clustering algorithm well suited to interpreting large sets of noisy compositional data. The algorithm is...

Retrieval and classification methods for textured 3D models: A comparative study

August 25, 2015

Author(s)

Afzal A. Godil

This paper presents a comparative study of six methods for the retrieval and classification of tex- tured 3D models, which have been selected as represen-...

Direct Observation of Critical Adsorption on Colloidal Particles

August 25, 2015

Author(s)

Christopher E Bertrand, P. D. Godfrin, Yun Liu

Despite the fundamental role adsorbed solvent layers play in generating critical Casimir forces between colloidal particles, the structure of these layers has...

Microcalorimeter Spectroscopy at High Pulse Rates: a Multi-Pulse Fitting Technique

August 24, 2015

Author(s)

Joseph W. Fowler, Bradley K. Alpert, William B. Doriese, Young Il Joe, Galen C. O'Neil, Cherno Jaye, Joel N. Ullom, Daniel A. Fischer, Daniel S. Swetz

Transition edge sensor microcalorimeters can measure x-ray and gamma-ray energies with very high energy resolution and high photon-collection efficiency. For...

Diffraction limited focusing and directing of gap plasmons by a metal-dielectric-metal lens

August 24, 2015

Author(s)

Brian S. Dennis, David Czaplewski, Michael Haftel, Daniel Lopez, Girsh Blumberg, Vladimir Aksyuk

Passive optical elements can play key roles in photonic applications such as plasmonic integrated circuits. Here we experimentally demonstrate passive gap...

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