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Journals

Baseband Voltage and Power in Load-Modulated Digital Backscatter

November 15, 2012

Author(s)

Daniel G. Kuester, David R. Novotny, Jeffrey R. Guerrieri, Zoya Popovic

Passive digital backscatter signals in systems like radio frequency identification (RFID) are usually received along with strong interference from a leaked

Electronic and atomic structure of Ba8Ga16Ge30-xSix Type I Clathrates: A Ge and Ga K-XAFS Study

November 15, 2012

Author(s)

Azzam Mansour, Joshua B. Martin, Winnie Wong-Ng, George S. Nolas

X-ray absorption fine structure spectroscopy at the Ga and Ge K-edges was used to study changes in the Ga and Ge electronic structure and local coordination

High-resolution infrared studies of the V10, V11, V14, and V18 levels of [1.1.1] propellane

November 15, 2012

Author(s)

Robynne Kirkpatrick, Tony Masiello, Mathew A. Martin, Joseph W. Nibler, Arthur Maki, Alfons Weber, Thomas A. Blake

This paper is a continuation of earlier work for which the high resolution infrared spectrum of [1.1.1]propellane was measured and its k and l structure

Introduction to Journal of Modern Optics Special Issue on Single-Photon Devices and Applications

November 15, 2012

Author(s)

Stefan Kueck, Alan L. Migdall, Ivo P. Degiovanni, Jessica Cheung

This special issue accompanies the 5th international conference on single-photon technologies held at the Physikalisch-Technische Bundesanstalt (PTB), Germany

Gold nanorod separation and characterization by asymmetric-flow field flow fractionation with UV-Vis detection

November 14, 2012

Author(s)

Julien C. Gigault, Tae Joon Cho, Robert I. MacCuspie, Vincent A. Hackley

The application of asymmetrical-flow field flow fractionation (A4F) for gold nanorod (GNR) fractionation and characterization was comprehensively investigated

Efficient single-spatial-mode periodically-poled KTiOPO4 waveguide source for high-dimensional entanglement-based quantum key distribution

November 14, 2012

Author(s)

Tian Zhong, Franco N. Wong, Alessandro Restelli, Joshua Bienfang

We demonstrate generation of high-purity photon pairs at 1560 nm in a single spatial mode from a periodically-poled KTiOPO4 (PPKTP)waveguide. With nearly

Vibrational modes of GaN nanowires in the gigahertz range

November 13, 2012

Author(s)

Ward L. Johnson, Sudook A. Kim, Roy H. Geiss, Colm Flannery, Kristine A. Bertness, Paul R. Heyliger

Monocrystalline nanowires offer an attractive basis for resonant nanoelectromechanical systems (NEMS) for a variety of applications, including mass and force

Chirality-controlled cloning of carbon nanotubes

November 13, 2012

Author(s)

Ming Zheng, Xiaomin X. Tu, Jia Liu, Chuan Wang, Chongwu Zhou

Carbon nanotubes possess superior electrical and optical properties and hold great promise for electronic and biomedical applications1-10. The electronic

Electrodeposition of Aluminum-Hafnium Alloy from the Lewis Acidic Aluminum Chloride-1-Ethyl-3-methylimidazolium Chloride Molten Salt.

November 13, 2012

Author(s)

Tetsuya Tsuda, Susuma Kuwabata, Gery R. Stafford, Charles Hussey

The electrochemistry of Hf(IV) and the electrodeposition of Al-Hf alloys was examined in the Lewis acidic aluminum chloride-1-ethyl-3-methylimidazolium chloride

Ultra-low noise regenerative frequency divider

November 11, 2012

Author(s)

Archita Hati, Craig W. Nelson, Corey A. Barnes, Danielle G. Lirette, Jason A. DeSalvo, David A. Howe

We designed ultra-low noise regenerative divider-by-2 circuits that operate at input frequencies of 20 MHz and 10 MHz. We achieved residual output-referred

Bridging the gap between random microstructure and 3-D meshing

November 10, 2012

Author(s)

Edward Garboczi, Yang Lu

There are different ways of mathematically representing 3-D heterogeneous material structures. But for each of these methods, usually the desired end result is

Testing the Nations Health care Information Infrastructure

November 10, 2012

Author(s)

Kevin G. Brady, Ram D. Sriram, Bettijoyce B. Lide, Kathleen M. Roberts

According to a report by the Center for Medicare and Medicaid Services [CMS] (http://www.cms.gov), the United States spent nearly $2.6 trillion dollars on

Electronic structure of Ba-Ga-Ge-Si Type I Clathrates: A Ge and Ga K-Edge Study

November 9, 2012

Author(s)

Winnie Wong-Ng, Azzam Mansour, Joshua B. Martin, George S. Nolas

XANES spectroscopy was successfully used to study changes in the density of unoccupied states for silicon substituted Ba8Ga16Ge30-xSix type I clathrates

Next-generation Sequencing: Guidance for the Translation from Research to Clinical Applications

November 8, 2012

Author(s)

Justin M. Zook, Amy Gargis, Lisa Kalman, Ira Lubin

We would like to draw your readers attention to the Next-generation Sequencing: Standardization of Clinical Testing (Nex-StoCT) guidelines, which represent an

Ambient Low Temperature Plasma Etching of Polymer Films for Virtually Damage-free SIMS Molecular Depth Profiling

November 8, 2012

Author(s)

Shinichiro Muramoto, Timothy M. Brewer, Matthew E. Staymates, John G. Gillen

The feasibility of a low temperature plasma (LTP) probe as a way to prepare polymer bevel cross-sections for secondary ion mass spectrometry (SIMS) applications

Imaging the Molecular Structure of Polyethylene Blends with Broadband Coherent Raman Microscopy

November 8, 2012

Author(s)

Young J. Lee, Chad R. Snyder, Aaron M. Forster, Marcus T. Cicerone, Wen-Li Wu

Polyethylene (PE) is a ubiquitous material in our daily life appearing as milk bottles, toys and diapers. A lesser-known but increasingly important use of PE is

Fast Sequential Importance Sampling to Estimate the Graph Reliability Polynomial

November 8, 2012

Author(s)

David G. Harris, Francis Sullivan, Isabel M. Beichl

The reliability polynomial of a graph measures the number of its connected subgraphs of various sizes. Algortihms based on sequential importance sampling (SIS)

Modeling of Reinforced Concrete Assemblies under a Column Removal Scenario

November 8, 2012

Author(s)

Yihai Bao, Hai S. Lew, Sashi K. Kunnath

This paper presents a computational investigation of two reinforced concrete beam-column assemblies, each comprising three columns and two beams, subjected to

Determining the Planar Nernst Effect From Magnetic Field Dependent Thermopower and Resistance in Nickel and Permalloy Thin Films

November 8, 2012

Author(s)

Azure Avery, Matthew Pufall, Barry L. Zink

We present magnetic eld dependent measurements of thermopower, α(H), and resistance, R(H), for Ni 80Fe 20 and Ni thin films. We conducted these experiments in

Observation of the Planar Nernst Effect in Permalloy and Nickel Thin Films with In-Plane Thermal Gradients

November 7, 2012

Author(s)

Matthew R. Pufall, Azure Avery, Barry L. Zink

We present experimental evidence of a transverse thermopower, or planar Nernst effect, in ferromagnetic metal thin films driven by thermal gradients applied in

Nanoscale Reference Materials for Environmental, Health, and Safety Measurements: Needs, Gaps, and Opportunities

November 7, 2012

Author(s)

Aleksandr B. Stefaniak, Vincent A. Hackley, Gert Roebben, Kensei Ehara, Steve Hankin, Michael T. Postek, Iseult Lynch, Wei-En Fu, Thomas P. Linsinger, Andreas Th?nemann

There is a need to understand and manage potential risks posed to workers, the public, and the environment from exposure to engineered nanomaterials. In

Structural Association of Nonsteroidal Anti-Inflammatory Drugs with Lipid Membranes

November 7, 2012

Author(s)

Mohan Babu Boggara, Mihaela Mihailescu, Ramanan Krishnamoorti

The location and distribution of ibuprofen, a model nonsteroidal anti-inflammatory drug, in a phospholipid bilayer was examined in molecular detail by a

Kinetics of Zero Valent Iron Nanoparticle Oxidation in Oxygenated Water

November 6, 2012

Author(s)

Lauren F. Greenlee, Jessica D. Torrey, Justin M. Shaw

Two dimensional spectroscopic imaging of individual ferromagnetic nanostripes

November 6, 2012

Author(s)

Han-Jong H. Chia, Feng Guo, Lyubov Belova, Robert McMichael

We use ferromagnetic resonance force microscopy (FMRFM) to spectroscopically image the edge modes in individual 700 and 400 nm wide Permalloy stripes with a

Class Numbers via 3-Isogenies and Elliptic Surfaces

November 6, 2012

Author(s)

Cam McLeman, Dustin Moody

We show that a character sum attached to a family of 3-isogenies defi ned on the fibers of a certain elliptic surface over Fp relates to the class number of the

Dual-channel, single-photon upconversion detector near 1300 nm

November 5, 2012

Author(s)

Paulina S. Kuo, Jason S. Pelc, Oliver T. Slattery, Martin M. Fejer, Xiao Tang

Upconversion of 1.3-micron photons and detection using silicon avalanche photodiodes (Si APDs) can produce high photon detection efficiencies (PDEs) with low

SPDC Correlated Photon Source Filtered for Narrowed Bandwidth using Volume Bragg Grating

November 5, 2012

Author(s)

Oliver T. Slattery, Paulina Kuo, Yong-Su Kim, Lijun Ma, Xiao Tang

A Volume Bragg Grating (VBG) can be used to efficiently extract a narrow bandwidth, highly collimated beam from an otherwise broad spectrum beam. We use a VBG

Long Range Internal Stresses in Single-Phase Crystalline Materials

November 2, 2012

Author(s)

Mike Kassner, Peter Geantil, Lyle E. Levine

Backstresses, or long range internal stresses (LRIS), have been suggested by many to exist in plastically deformed crystalline materials. Elevated stresses may

Solution Conformations of Prototype Foamy Virus Integrase and Its Stable Synaptic Complex with U5 Viral DNA

November 1, 2012

Author(s)

Kushol Gupta, Joseph E. Curtis, Susan N. Krueger, Young Hwang, Peter Cherepanov, Frederic Bushman, Gregory D. Van Duyne

The recently determined crystal structures of prototype foamy virus integrase (PFV IN) in complex with viral DNA and target DNA reveal the first high-resolution

The Need for a Robust, Precise Time and Frequency Alternative to GNSS

November 1, 2012

Author(s)

Michael A. Lombardi, Mitch Narins, Per Enge, Ben Peterson, Sherman Lo, Yu-Hsuan Chen, Dennis Akos

Positioning, Navigation, and Timing (PNT) services are key enablers of both essential safety and security applications and economically beneficial capacity and

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