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Journals

Low loss superconducting titanium nitride coplanar waveguide resonators

December 9, 2010

Author(s)

Michael Vissers, Jiansong Gao, David S. Wisbey, David P. Pappas, C. C. Tsuei, A. D. Corcoles, Matthias Steffen

Thin films of TiN were sputter-deposited onto Si and sapphire wafers with and without SiN buffer layers. The films were fabricated into RF coplanar waveguide...

Far-ultraviolet signatures of the 3He(n,tp) reaction in noble gas mixtures

December 8, 2010

Author(s)

Patrick Hughes, Alan K. Thompson, Michael Coplan, Robert E. Vest, Charles W. Clark

Previous work showed that the 3He(n,tp) reaction in a cell of 3He at atmospheric pressure generated tens of far-ultraviolet photons per reacted neutron. Here we...

Thermal Decomposition Kinetics of Kerosene-based Rocket Propellants. 3. RP-2 with Varying Concentrations of the Stabilizing Additive 1,2,3,4-Tetrahydroquinoline

December 8, 2010

Author(s)

Jason A. Widegren, Thomas J. Bruno

The thermal stability of the kerosene-based rocket propellant RP-2 with varying concentrations of the stabilizing additive 1,2,3,4-tetrahydroquinoline (THQ) was...

Mapping Crystal Orientation in High Performance Thienothiophene Copolymer Thin Films

December 8, 2010

Author(s)

Xinran Zhang, Steven D. Hudson, Dean M. DeLongchamp, David J. Gundlach, Martin Heeney, Iain McCulloch

Mapping of crystalline grain orientation for solution-processed semiconducting polymer thin films is key to understanding charge transport in electronic devices...

Precise Throughput Determination of the PanSTARRS Telescope and the Gigapixel Imager using a Calibrated Silicon Photodiode and a Tunable Laser: Initial Results

December 2, 2010

Author(s)

Christopher W. Stubbs, Peter Doherty, Claire Cramer, Gautham Narayan, Yorke Brown, Ned Henry, Keith R. Lykke, John T. Woodward IV, John L. Tinry

We have used a precision calibrated photodiode as the fundamental metrology reference in order to determine the relative throughput of the PanSTARRS telescope...

Probing the Room Temperature Spatial Distribution of Hydrogen in Nanoporous Carbon by Use of Small-Angle Neutron Scattering

December 2, 2010

Author(s)

Cheng-Si Tsao, Mingda Li, Yang Zhang, Juscelino Leao, Wei-Shan Chiang, Tsui-Yun Chung, Yi-Ren Tzeng, Ming-Sheng Yu, Sow-Hsin Chen

Neutron Imaging Studies of Metal-Hydride Storage Beds

December 1, 2010

Author(s)

David Jacobson, Daniel Hussey, Elias Baltic, Terrence J. Udovic, John J. Rush, Robert C. Bowman

Neutron radiography and tomography were used to study the transient and steady-state distributions, respectively, of hydrogen within a prototypical, LaNi4.78Sn0...

A Low-Temperature Crossover in Water Dynamics in an Aqeous LiCl Solution: Diffusion Probed by Neutron Spin-Echo and Nuclear Magnetic Resonance

December 1, 2010

Author(s)

Antonio Faraone, E. W. Hagaman, K. S. Han, Emiliano Fratini

Aqueous solutions of lithium chloride are an excellent model system for studying the dynamics of water molecules down to low temperatures without freezing. The...

SANS from Pluronic P85 in d-water

December 1, 2010

Author(s)

Boualem Hammouda

Small-angle neutron scattering (SANS) has been used to investigate pluronic P85 (EO 26PO 40EO 26) copolymer in deuterated water. A range of P85 fractions were...

The Role of High-Field Stress in the Negative Bias Temperature Instability

December 1, 2010

Author(s)

Jason P. Campbell, Kin P. Cheung, John S. Suehle, A Oates

In this study, a fast drain current measurement methodology which supports the standard threshold voltage and transconductance extractions associated with the...

A NIST Disciplined Oscillator: Delivering UTC(NIST) to the Calibration Laboratory

December 1, 2010

Author(s)

Michael A. Lombardi

The National Institute of Standards and Technology (NIST) now offers a service that provides customers with an oscillator locked to UTC(NIST), the United States...

Derivation of Isosceles Trapezoidal Distribution

December 1, 2010

Author(s)

Raghu N. Kacker, James F. Lawrence

It is known that, if the mid-point of a rectangular distribution is specified, the half-width is inexactly known, and the state of knowledge about the half...

Melting Point Equations for the Ternary System Water/Sodium Chloride/Ethylene Glycol Revisited

December 1, 2010

Author(s)

James D. Benson, Aniruddha Bagchi, Xu Han, John K. Critser, Erik J. Woods

Partial phase diagrams are of considerable utility in the development of optimized cryobiological procedures. Recent theoretical predictions of the melting...

In situ Experimental Study of Carbon Monoxide Generation by Gasoline-powered Electricity Generator in an Enclosed Space

December 1, 2010

Author(s)

Liangzhu Wang, Steven J. Emmerich

About 98 % of generator-related carbon monoxide (CO) fatalities in recent years were caused by running operating gasoline-powered generators in enclosed spaces...

Quantitative Permittivity Measurements of Nanoliter Liquid Volumes in Microfluidic Channels to 40 GHz.

December 1, 2010

Author(s)

James C. Booth, Nathan D. Orloff, Jordi Mateu, James A. Beall, Matthew Rinehart

We describe the design, fabrication, and evaluation of a new on-wafer measurement platform for the rapid, quantitative determination of the complex permittivity...

Quantitative Permittivity Measurements of Nanoliter Liquid Volumes in Microfluidic Channels to 40 GHz

December 1, 2010

Author(s)

James C. Booth, Nathan D. Orloff, Jordi Mateu, Michael D. Janezic, Matthew Rinehart, James A. Beall

We describe the design, fabrication, and evaluation of a new on-wafer measurement platform for the rapid, quantitative determination of the complex permittivity...

From the Editor's Desk: A Little Friendly Competition

December 1, 2010

Author(s)

Catherine A. Remley

This is an Editorial for the December, 2010 issue of IEEE Microwave Magazine. Kate Remley, the Editor-in-Chief, writes about timely topics for the members of...

Spin-Echo Resolved Grazing Incidence Scattering (SERGIS) at Pulsed and CW Neutron Scources

December 1, 2010

Author(s)

Rana Ashkar, P. Stonaha, A. Washington, V. R. Shah, M .R. Fitzsimmons, Brian B. Maranville, Charles Majkrzak, W. T. Lee, Roger Pynn

The Effect of Substrate Material on Silver Nanoparticle Antimicrobial Efficacy

December 1, 2010

Author(s)

Benita Dair, Dave M. Saylor, T. E. Cargal, Grace R. French, Kristen M. Kennedy, Rachel S. Casas, Jonathan E. Guyer, James A. Warren, Steven K. Pollack

With the advent of Nanotechnology, silver nanoparticles increasingly are being used in coatings, especially in medical device applications, to capitalize on...

Electrospray Tandem Quadrupole Fragmentation of Quinolone Drugs and Related Ions. On the Reversibility of Water Loss from Protonated Molecules

November 30, 2010

Author(s)

Pedatsur Neta, Bhaskar Godugu, Yuxue Liang, Yamil Simon, Xiaoyu Yang, Stephen E. Stein

Selected reaction monitoring (SRM) of quinolone drugs showed1 different sensitivities in aqueous solution vs. biological extract. The authors suggested...

Bochner Subordination, Logarithmic Diffusion Equations, and Blind Deconvolution of Hubble Space Telescope Imagery and Other Scientific Data

November 30, 2010

Author(s)

Alfred S. Carasso

Generalized Linnik processes and associated logarithmic diffusion equations can be constructed by appropriate Bochner randomization of the time variable in...

Effect of wind and buoyancy on hydrogen release and dispersion in a compartment with vents at multiple levels

November 30, 2010

Author(s)

Kuldeep R. Prasad, William M. Pitts, Jiann C. Yang

The natural and forced mixing and dispersion of hydrogen released in an accidental manner in a partially enclosed compartment with vents at multiple heights is...

Ultrasonic Dispersion of Nanoparticles for Environmental, Health and Safety Assessment--Issues and Recommendations

November 30, 2010

Author(s)

Julian S. Taurozzi, Vincent A. Hackley, Mark R. Wiesner

A common approach for the study of the environmental and biological interactions of nanomaterials relies on the ultrasonic disruption of powders to obtain...

Time-division SQUID multiplexers with reduced sensitivity to external magnetic fields

November 29, 2010

Author(s)

Greg Stiehl, Hsiao-Mei Cho, Gene C. Hilton, Kent D. Irwin, John A. Mates, Carl D. Reintsema, Barry L. Zink

We have developed time-division SQUID multiplexers to read out large arrays of transition-edge sensor (TES) detectors. These multiplexers are used in many...

Ventilation Rates and Health: Multidisciplinary Review of the Scientific Literature

November 25, 2010

Author(s)

Andrew K. Persily, Jan Sundell, Hal Levin

The scientific literature through 2005 on the effects of ventilation rates on health in non-industrial indoor environments (offices, schools, homes, etc.) has...

Laplace Random Effects Models for Interlaboratory Studies

November 25, 2010

Author(s)

Andrew L. Rukhin, Antonio M. Possolo

A model is introduced for measurements obtained in collaborative interlaboratory studies, comprising measurement errors and random laboratory effects that have...

Observation of the red-blue detuning asymmetry in matter-wave superradiance

November 23, 2010

Author(s)

Lu Deng, Edward W. Hagley, Qiang Cao, Xiaorui Wang, Xinyu Luo, Ruquan Wang, Fan Yang, Xiaoji Zhou, Xuzong Chen, M. G. Payne, Mingsheng Zhan

We show the first experimental observations of matter-wave superradiance using blue-detuned light, and demonstrate a pump-laser detuning asymmetry in the...

Al-Mn transition edge sensors for cosmic microwave background polarimeters

November 22, 2010

Author(s)

Daniel R. Schmidt, Hsiao-Mei Cho, Johannes Hubmayr, Peter J. Lowell, Michael D. Niemack, Galen C. O'Neil, Joel N. Ullom, Ki W. Yoon, Kent D. Irwin

Superconducting transition edge sensors (TES) require superconducting films with transition temperatures (Tc)and properties that can be tailored to the...

Neutron Scattering Study of a Quasi-2D Spin-1/2 Dimer System Piperazinium Hexachlorodicuprate Under Hydrostatic Pressure

November 22, 2010

Author(s)

Tao Hong, Chris Stock, I. Cabrera, Collin L. Broholm, Yiming Qiu, Juscelino Leao, Sarah Poulton, John R. Copley

We report inelastic neutron scattering study of a quasi-two-dimensional S=1/2 dimer system Piperazinium Hexachlorodicuprate under hydrostatic pressure. The spin...

Al-Mn Transition Edge Sensors for Cosmic Microwave Background Polarimeters

November 22, 2010

Author(s)

Daniel R. Schmidt, Hsiao-Mei Cho, Johannes Hubmayr, Peter J. Lowell, Michael D. Niemack, Galen C. O'Neil, Joel N. Ullom, Ki W. Yoon, Kent D. Irwin, W L. Holzapfel, M Lueker, E M. George, E Shirokoff

Superconducting transition edge sensors (TES) require superconducting films with transition temperatures (Tc)and properties that can be tailored to the...

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