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Journals

Surface Organization, Light-Driven Surface Changes, and Stability of Semifluorinated Azobenzen Polymers

May 2, 2007

Author(s)

X Li, Y Ando, S H. Kang, A Hexemer, E K. Kramer, Daniel A. Fischer, Christopher K. Ober, M. Paik, S. Krishnan, F. You

Fluoroazobenzene side groups were prepared with different lengths of -CF 2- segments and then attached to the isoprene block of poly(styrene-b-isoprene) diblock...

Nanoindentation Behavior and Mechanical Properties Measurement of Polymeric Materials

May 1, 2007

Author(s)

Robert F. Cook, Michelle Oyen

Thermodynamics of Reactions Catalyzed by D-Hydantoinase and N-Carbamoyl-D-Amino Acid Hydrolase

May 1, 2007

Author(s)

Yadu D. Tewari, N Kishore, Brian E. Lang, Robert N. Goldberg

Microcalorimetry and high-performance liquid chromatography have been used to conduct a thermodynamic investigation of several biochemical reactions catalyzed...

Optimization of Finned-Tube Condensers Using an Intelligent System

May 1, 2007

Author(s)

Piotr A. Domanski, David A. Yashar

The refrigerant circuitry influences a heat exchanger s attainable capacity. Typically, a design engineer specifies a circuitry and validates it using a...

Thermodynamic properties of methylquinolines: Experimental results for 2,6-dimethylquinoline and mutual validation between experiments and computational methods for methylquinolines

May 1, 2007

Author(s)

Robert D. Chirico, Russell D. Johnson III, William Steele

Measurements leading to the calculation of the standard thermodynamic properties for gaseous 2,6-dimethylquinoline (Chemical Abstracts registry number [877-43-0...

Thirty Years in Electromagnetic Compatibility: Projects and Colleagues

May 1, 2007

Author(s)

David A. Hill

Abstract?This paper is a review of my thirty years in electromagnetic compatibility and the projects and colleagues with whom I have had the pleasure of working...

Experimental Transient Performance of a Heat Pump Equipped With a Distillation Column

May 1, 2007

Author(s)

J G. Gebbie, M K. Jensen, Piotr A. Domanski

A series of experiments was conducted on a heat pump equipped with a distillation column. The system was operated with R32 and with a 30/70 % by mass mixture of...

Nanostructured, multifunctional tribological coatings

May 1, 2007

Author(s)

In-Wook Park, Jianliang Lin, William C. Moerbe, Brajendra Mishra, John J. Moore, Jennifer Anton, William D. Sproul, Kwang Ho Kim, Audrey A. Vooevodin, Evgeny A. Levashov

A number of multicomponents, nanostructured coatings have been produced for a range of tribological applications. This paper will discuss four such...

Synthesis and single-crystal X-ray diffraction studies of new framework substituted type II clathrates, Cs8Na16AgxGe136-x (x

May 1, 2007

Author(s)

M Beckman, Winnie Wong-Ng, James A. Kaduk, A Shipario, George S. Nolas

Coherent optical link over hundreds of metres and hundreds of terahertz with subfemtosecond timing jitter

May 1, 2007

Author(s)

Ian R. Coddington, William C. Swann, Luca Lorini, J. C. Bergquist, K Feder, Y. Le Coq, Jeffrey W. Nicholson, C. W. Oates, Qudsia Quraishi, Paul S. Westbrook, Scott Diddams, Nathan R. Newbury

Recent developments in stabilized lasers have resulted in ultrastable optical oscillators with spectral purities below 1 Hz refs 1-6. These oscillators are not...

Manipulation of the Vortex Motion in Nanostructured Ferromagnetic/Superconductor Hybrids

April 30, 2007

Author(s)

A V. Silhanek, W Gillijns, V V. Moshchalkov, V Metlushko, F Gozzini, B Ilic, Willard C. Uhlig, john unguris

The authors investigate the rectified motion of vortices in superconducting films deposited on top of a close-packed array of open in-plane magnetized...

Errors in trapped-ion quantum gates due to spontaneous photon scattering

April 27, 2007

Author(s)

R Ozeri, Wayne M. Itano, Brad R. Blakestad, Joseph W. Britton, J Chiaverini, John D. Jost, C. Langer, Dietrich G. Leibfried, Rainer Reichle, Signe Seidelin, Janus Wesenberg, David J. Wineland

We analyze the error in trapped-ion, hyperfine qubit, quantum gates due to spontaneous scattering of photons from the gate laser beams. We investigate the error...

The problem with determining atomic structure at the nanoscale

April 27, 2007

Author(s)

Simon J. Billinge

Low-noise, optical injection locking of a resonant tunneling diode to a stable optical frequency comb

April 27, 2007

Author(s)

T M. Ramond, Leo W. Hollberg, P W. Juodawlkis, S D. Calawa

Optical injection locking of a resonant tunneling (RTD) oscillator has been demonstrated using ultra short pulses from a mode-locked Ti:sapphire laser operating...

Simulation of Nanotube Separation in Field-Flow Fractionation (FFF)

April 27, 2007

Author(s)

Frederick R. Phelan Jr., Barry J. Bauer

A Brownian dynamics simulation of prolate ellipsoidal particles is developed to investigate the separation of nanotubes in flow-FFF. The particle motions are...

Chemical Bonding and Many-Body Effects in Site-Specific X-Ray Photoelectron Spectra of Corundum V₂O₃

April 26, 2007

Author(s)

Joseph C. Woicik, M Yekutiel, Thomas L. Nelson, N Jacobson, P Pfalzer, L Kronik

We have used site-specific x-ray photoelectron spectroscopy (SSXPS) to measure chemical bonding, matrix element, and many-body effects in the x-ray...

The 2006 Materials Research Society (MRS) Fall Meeting Report

April 26, 2007

Author(s)

Winnie K. Wong-Ng

The 2006 Materials Research Society (MRS) Fall Meeting took place in the Hynes Convention Center and the Sheraton Boston Hotel, starting the weekend following...

Macroporous Scaffold of Premixed Calcium Phosphate Bone Cement: Mechanical Properties and Cell Response

April 25, 2007

Author(s)

Hockin D. Xu, Lisa E. Carey, Carl Simon Jr.

Calcium phosphate cement (CPC) sets in the bone cavity to form bioresorbable hydroxyapatite and is highly promising for orthopaedic applications. The objective...

Determination of Caffeine, and Caffeine-Related Metabolites in Ephedra-Containing Standard Reference Materials Using Liquid Chromatography With Absorbance Detection and Tandem Mass Spectrometry

April 24, 2007

Author(s)

Jeanice M. Brown Thomas, Katherine E. Sharpless, S. Mitvalsky, Mark Roman, James H. Yen, Mary B. Satterfield

The concentration of caffeine and caffeine-related compounds in two ephedra-containing reference materials have been determined by three independent methods...

Determination of Bitter Orange Alkaloids in Dietary Supplements Standard Reference Materials by Liquid Chromatography With Ultraviolet Absorbance and Fluorescence Detection

April 24, 2007

Author(s)

Karsten Putzbach, Katherine E. Sharpless, Lane C. Sander

Four adrenergic amines [(+/-) synephrine, (+/-) octopamine, tyramine, and n-methyltyramine) were determined in a variety of Citrus aurantium (Bitter Orange)...

Mass Spectrometric Determination of the Predominant Adrenergic Alkaloids in Bitter Orange (Citrus aurantium)

April 24, 2007

Author(s)

B C. Nelson, Karsten Putzbach, Katherine E. Sharpless, Lane C. Sander

The predominant adrenergic alkaloid found in the peel and fruit of bitter orange, Citrus aurantium, is synephrine. Synephrine has thermogenic properties and is...

Microfluidic Directed Formation of Liposomes of Controlled Size

April 24, 2007

Author(s)

Andreas Jahn, Wyatt N. Vreeland, Don DeVoe, Laurie E. Locascio, Michael Gaitan

A new method to tailor liposome size and size distribution in a microfluidic format is presented. Liposomes are spherical structures formed from lipid bilayers...

Ferroelectric Distortion in SrTiO3 Thin Films on Si(001) by X-Ray Absorption Fine Structure: Experiment and First-Principles Calculations

April 23, 2007

Author(s)

Joseph C. Woicik, Eric L. Shirley, C S. Hellberg, S Sambasivan, Daniel A. Fischer, B D. Chapman, E A. Stern, P Ryan, D L. Ederer, H Li

Ti K and Ti L2,3 edge x-ray absorption fine-structure near-edge spectra of SrTiO3 thin films grown coherently on Si(001) reveal the presence of a ferroelectric...

The Dependence of Spurious Charge-Transfer Excited States on Orbital Exchange in TDDFT: Large Molecules and Clusters

April 20, 2007

Author(s)

Rudolph Magyar, S Tretiak

Time-dependent density functional theory (TDDFT) is a powerful tool allowing for accurate description of excited states in many nano-scale molecular systems...

Development of a New High-Stability Transfer Standard Based on Resonant Silicon Gauges for the Range 100 Pa - 130 kPa

April 20, 2007

Author(s)

Jay H. Hendricks, A P. Miiller

The National Institute of Standards and Technology (NIST) has developed a new transfer standard capable of absolute-mode and differential-mode operation in the...

Low-field current-hysteretic oscillations in spin-transfer nanocontacts

April 19, 2007

Author(s)

Matthew Pufall, William Rippard, Michael Schneider, Stephen E. Russek

We have measured spin-transfer-driven, large-amplitude, current-hysteretic, low frequency (less than or equal to} 500 MHz), narrowband oscillations in...

X-Ray Induced Fluorescence Measurement of Segregation in a DyI3 Metal-Halide Lamp

April 19, 2007

Author(s)

T Nimalisuriya, John J. Curry, Craig J. Sansonetti, E J. Ridderhof, S Shastri, A J. Flikweert, W W. Stoffels, M Haverlag, J J. van der Mullen

X-ray induced fluorescence measurements, using high energy synchrotron radiation generated on the Sector 1 Insertion Device beamline at the Advanced Photon...

Augmented Lagrangian Homotopy Method for the Regularization of Total Variation Denoising Problems

April 18, 2007

Author(s)

L A. Melara, Anthony J. Kearsley, R A. Tapia

Depletion of grain-boundary phase and elastic creep deformation upon ultra-long flexural stress rupture experiments of NC-132 silicon nitride

April 18, 2007

Author(s)

H J. Kleebe, W Braue, George D. Quinn

Two MgO-doped Si3N4 specimens (Norton, NC-132) were tested in ultra-long flexure stress rupture experiments with an external load of 266 MPa, i.e., 14.941 and...

Performance of Biometric Quality Measures

April 16, 2007

Author(s)

Patrick Grother, Elham Tabassi

We document methods for the quantitative evaluation of systems that produce a scalar summary of a biometric sample¿s quality. We predicate this on the idea that...

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