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Journals

The Radius of Attraction for Newton's Method and TV-Minimization Image Denoising

December 1, 2012

Author(s)

Luis A. Melara, Anthony J. Kearsley

This paper presents an estimate of the radius of convergence for Newton's method applied to a regularized TV-minimization problem often employed to denoise...

Wireless Network Deployment in the Smart Grid: Design and Evaluation Issues

November 30, 2012

Author(s)

Camillo A. Gentile, David W. Griffith, Michael R. Souryal

The projected use of the power grid for smart applications such as advanced metering and distributed automation will require highly reliable, secure, well...

Phase-Noise Measurement System for the Terahertz-Band

November 30, 2012

Author(s)

Jason A. DeSalvo, Archita Hati, Craig W. Nelson, David A. Howe

We present initial phase noise measurements in support of terahertz electronics, in the frequency range generally regarded as 0.1 to 10 THz. Using digital phase...

A Humidity Generator for Temperatures to 200 °C and Pressures to 1.6 MPa

November 30, 2012

Author(s)

D Vega-Maza, W. Wyatt Miller, Dean C. Ripple, Gregory E. Scace

We have constructed a new humidity generator that produces gas streams of known moisture content at temperatures from 85 °C to 200 °C, absolute pressures from 0...

Determination of the 5d6s 3D1 state lifetime and blackbody radiation clock shift in Yb

November 29, 2012

Author(s)

Kyle P. Beloy, Jeffrey A. Sherman, Nathan D. Lemke, Nathan M. Hinkley, Christopher W. Oates, Andrew D. Ludlow

The Stark shift of the ytterbium optical clock transition due to room temperature blackbody radiation is dominated by a static Stark effect, which was recently...

High Bandwidth Optical Magnetometer

November 28, 2012

Author(s)

Ricardo Jimenez Martinez, William C. Griffith, Svenja A. Knappe, John E. Kitching, Mark Prouty

We demonstrate a scalar 87Rb optical magnetometer that retains magnetic eld sensitivities below 10 pT/√Hz over 3dB bandwidths of 10 kHz in an ambient eld Bo =...

An automated spin-assisted approach for molecular layer-by-layer assembly of crosslinked polymer thin films

November 28, 2012

Author(s)

Edwin P. Chan, Jung-Hyun Lee, Jun-Young Chung, Christopher M. Stafford

We present the design of an automated spin-coater that facilitates fabrication of polymer films based on molecular layer-by-layer (mLbL) assembly. Specifically...

Immobilization of Proteins on Carboxylic Acid-Functionalized Nanopatterns

November 28, 2012

Author(s)

John Peter Ngunjiri, Daniel J. Stark, Tian Tian, Kimberly Briggman, Jayne C. Garno

The immobilization of proteins on nanopatterned surfaces was investigated using in situ atomic force microscopy (AFM) and ex situ infrared reflectance...

Temperature-Dependent Transformation of the Magnetic Excitation Spectrum on Approaching Superconductivity in Fe1_1+y-x(Ni/Cu)_xTe_0.5Se_0.5

November 28, 2012

Author(s)

Zhijun Xu, Jinsheng Wen, Yang Zhao, Masaaki Matsuda, Wei Ku, Xuerong Liu, Genda Gu, D.-H. Lee, R. J. Birgeneau, J. M. Tranquada, Guangyong Xu

Molecular beam growth of graphene nanocrystals on dielectric substrates

November 27, 2012

Author(s)

Daniel Fischer, Ulrich Wurstbauer, Theanne Schiros, Cherno Jaye, A. S. Plaut, R. He, Albert Rigosi, Liuyan Zhao, Christopher Gutierrez, P. Kim, L. N. Pfeiffer, A. Pasupathy, A. Pinczuk, J. M. Garcia

A variety of methods have been reported to create graphene. These include the pervasive mechanical exfoliation of graphite1, as well as methods that obtain...

EUV magnetic-dipole lines from highly-charged high-Z ions with an open $3d$ shell

November 27, 2012

Author(s)

Yuri Ralchenko, John D. Gillaspy, Joseph Reader, Dmitry D. Osin

The electron beam ion trap (EBIT) at the National Institute of Standards and Technology was used to produce highly-charged ions of hafnium, tantalum and gold...

First Principles Phase Diagram Calculations for the Octahedral-Interstitial System ZrO(sub x), 0 less or greater X less or greater 0.5

November 27, 2012

Author(s)

Benjamin P. Burton, A Van de Walle

First principles based phase diagram calculations were performed for the octahedral-interstitial solid solution system $\alpha ZrO_{X}$~ $0 \leq X \leq 1/2$ ($...

Extreme Ultraviolet Spectra of Highly Charged Xenon Observed with an Electron Beam Ion Trap

November 23, 2012

Author(s)

Dmitry D. Osin, Joseph Reader, John D. Gillaspy, Yuri Ralchenko

Extreme ultraviolet spectra of highly charged xenon atoms were produced with an electron beam ion trap (EBIT) at the National Institute of Standards and...

Demographic Effects on Estimates of Automatic Face Recognition Performance

November 22, 2012

Author(s)

P J. Phillips, Alice J. O'Toole, Xiaobo An, Joseph Dunlop

The intended applications of automatic face recognition systems include venues that vary widely in demographic diversity. Formal evaluations of algorithms do...

Formation of Extended Ionomeric Network by Bulk Polymerization of L,D-lactide with Layered Double Hydroxide

November 22, 2012

Author(s)

Edward D. McCarthy, Mauro Zammarano, Douglas M. Fox, Ryan Nieuwendaal, Yeon S. Kim, P H. Maupin, Paul C. Trulove, Jeffrey W. Gilman

We report the formation of an ionomeric network in a poly(L,D-lactide) hybrid nanocomposite, (PLDLA-HYB) during in-situ melt polymerization of L,D lactide in...

Magnetic Order and Fluctuations in the Presence of Quenched Disorder in the Kagome Staircase System (Co_1-xMg_x)₃V₂O₈

November 21, 2012

Author(s)

K. Fritsch, Zahra Yamani, S. Chang, Yiming Qiu, John R. Copley, M. Ramazanoglu, H. A. Dabkowska, B. D. Gaulin

Co 3V 2O 8 is an orthorhombic magnet in which S=3/2} magnetic moments reside on two crystallographically inequivalent Co 2+ sites, which decorate a stacked...

Correction of Optical Aberrations in Elliptic Neutron Guides

November 21, 2012

Author(s)

Phllip M. Bentley, Shane J. Kennedy, Ken H. Andersen, Damian Martin Rodriguez, David F. Mildner

Modern, nonlinear ballistic neutron guides are an attractive concept in neutron beam delivery and instrumentation, because they offer increased performance over...

The Good, the Bad, and the Ugly Face Challenge Problem

November 20, 2012

Author(s)

P J. Phillips, J. R. Beveridge, Bruce A. Draper, Geof H. Givens, Alice J. O'Toole, David Bolme, Joseph Dunlop, Yui M. Lui, Hassan A. Sahibzada, Samuel Weimer

The Good, the Bad, & the Ugly Face Challenge Problem was created to encourage the development of algorithms that are robust to recognition across changes that...

A frequency-bandgap waveguide controlled with metafilms composed of cubic particles

November 20, 2012

Author(s)

Sung Kim, Christopher L. Holloway, Michael D. Janezic, Kendra L. Kumley, James R. Baker-Jarvis, Edward Kuester

We present a rectangular S-band waveguide having electromagnetic bandgap properties (stopbands) controlled with sheets of metafilms composed of ceramic...

Predicting rates of cell state change due to stochastic fluctuations using a data-driven landscape model

November 20, 2012

Author(s)

Daniel R. Sisan, Michael Halter, Joseph B. Hubbard, Anne L. Plant

In this paper, we develop a potential landscape approach to quantitatively describe experimental data from a fibroblast cell line that expresses GFP under the...

A Systematic Approach for Development of an OPLS-Like Force Field and Its Application to Hydrofluorocarbons

November 19, 2012

Author(s)

Yauheni Paulechka, Kenneth G. Kroenlein, Andrei F. Kazakov, Michael D. Frenkel

A systematic, formal approach to optimization of force filed parameters for molecular simulations is presented. The procedure is based on response surface...

Mitigation of Autogenous Shrinkage in Alkali Activated Slag Mortars by Internal Curing

November 19, 2012

Author(s)

Aaron R. Sakulich, Dale P. Bentz

Alkali activated slag shows considerable promise as an environmentally friendly alternative to binders produced from ordinary portland cement (OPC). The...

Absolute line intensities for ethylene from 1800 to 2350 cm-1.

November 17, 2012

Author(s)

Walter J. Lafferty, Jean-Marie Flaud, A. Ben Hassen, F. K. Kwabia Tchana, X Landsheere, H Aroui

Fourteen Fourier transform spectra of ethylene (C2H4) have been recorded in the 1800-2350 spectral domain with different path-lengths and pressures and used to...

Surface States in Negative-Band-Gap Semiconductor Films: Intrinsic or Topological?

November 17, 2012

Author(s)

Natalia Malkova, Garnett W. Bryant

Recently surface states in negative gap structures made of semiconductors like HgTe, which appear due to the band structure inversion, have attracted renewed...

Correction to "OH reaction rate constant, IR absorption spectrum, ozone depletion potentials and global warming potentials of 2-bromo-3,3,3-trifluoropropene"

November 17, 2012

Author(s)

Kenneth O. Patten, Victor Khamaganov, Vladimir L. Orkin, Donald J. Wuebbles

Capillary Wave Dynamics of Thin Polymer films over Submerged Nanostructures

November 16, 2012

Author(s)

Christopher L. Soles, Hyun W. Ro, K. J. Alvine, Oleg Shpyrko, Yenling Dai, Alec Sandy, Suresh Narayanan

The surface dynamics of thin molten polystyrene films supported by nanoscale periodic silicon line-space gratings were investigated with X-ray photon...

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...

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...

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...

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