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Journals

Quasielastic Neutron Scattering Study of POSS Ligand Dynamics

January 23, 2015

Author(s)

Niina Jalarvo, Madhu Sudan Tyagi, Michael K. Crawford

Polyoligosilsesquioxanes are molecules having cage-like structures composed of silicon and oxygen. These molecules can have a wide variety of functional ligands...

Spectral Correlation Measurements at the Hong-Ou-Mandel Interference Dip

January 22, 2015

Author(s)

Thomas Gerrits, Francesco Marsili, Varun B. Verma, Lynden K. Shalm, Jeffrey A. Stern, Matthew Shaw, Richard P. Mirin, Sae Woo Nam

We present an efficient tool capable of measuring the spectral correlations between photons emerging from a Hong-Ou-Mandel interference configuration. We show...

A Simple Method for Complex Monomer Creation in the Matrix Method for the Statistics and Thermodynamics of a Confined Polymer Chain

January 21, 2015

Author(s)

Charles M. Guttman, Chad R. Snyder, Edmund A. DiMarzio

We extend earlier work that gave exact results for the thermodynamics and size parameters of a confined polymer to the case where the monomers have complex...

A determination of the local acceleration of gravity for the NIST-4 watt balance

January 21, 2015

Author(s)

David B. Newell, Eric J. Leaman, Darine El Haddad, Frank C. Seifert, Leon S. Chao, Yusi A. Cao, Jon R. Pratt, Stephan Schlamminger

A new watt balance is being constructed at the National Institute of Standards and Technology in preparation for the redefinition of the International System of...

Natural Flanking Sequences for Peptides Included in Quantification Concatamer Internal Standard

January 20, 2015

Author(s)

Sao F. Cheung, Kyle Anderson, Meiyao Wang, Illarion Turko

Quantification by targeted proteomics has largely depended on mass spectrometry and isotope-labeled internal standards. In addition to traditionally used...

Polysaccharide characterization by hollow-fiber flow field-flow fractionation with on-line multi- angle static light scattering and differential refractometry (HF5/MALS/DRI)

January 20, 2015

Author(s)

Leena M. Pitkanen, Andre Striegel

Accurate characterization of the molar mass and size of polysaccharides is an ongoing challenge, oftentimes due to architectural diversity but also to the broad...

Pulse-to-pulse jitter measurement by photon correlation in high-ß lasers

January 20, 2015

Author(s)

Armand Lebreton, Abram Izo, Remy Braive, Nadia Belabas, Isabelle Sagnes, Francesco F. Marsili, Varun Verma, Sae Woo Nam, Thomas Gerrits, Isabelle Robert-Philip, Martin Stevens, Alexios Beveratos

The turn-on delay jitter in pulsed lasers in which a large fraction (β) of spontaneous emission is channeled into the lasing mode is measured by use of a photon...

Solution-processed high-efficiency p-NiO/n-ZnO heterojunction photodetector

January 19, 2015

Author(s)

Ratan K. Debnath, Ting Xie, Baomei Wen, Wei Li, Abhishek Motayed, Nhan V. Nguyen

This paper presents a high efficiency heterojunction p-NiO/n-ZnO thin film ultraviolent (UV) photodetector fabricated on conductive glass substrates. The...

Characterizing water transport in ultrathin desalination membranes using Quartz Crystal Microbalance with Dissipation

January 19, 2015

Author(s)

Nichole Nadermann, Edwin P. Chan, Christopher M. Stafford

We study the water transport and swelling properties of an ultrathin polyamide selective layer with a hydroxyl-rich polymer coating, i.e., a polymer bilayer...

Phase Diagram of the Relaxor Ferroelectric (1-x)Pb(Mg_1/3Nb_2/3)O_3-xPbTiO₃ Revisted: A neutron Powder Diffraction Study of the Relaxor Skin Effect

January 19, 2015

Author(s)

Daniel Phelan, Efrain E. Rodriguez, J Gao, Y Bing, Z.-G. Ye, Qingzhen Huang, Jinsheng Wen, Guangyong Xu, C. Stock, M Matsuura, Peter M. Gehring

We revisit the phase diagram of the relaxor ferroelectric PMN-xPT using neutron powder diffraction to test suggestions that residual oxygen vacancies and/or...

Pyrolysis Smoke Generated Under Low-Gravity Conditions

January 17, 2015

Author(s)

Jiann C. Yang, Thomas G. Cleary, George W. Mulholland, D L. Urban, Gary A. Ruff, Zeng-guang Yuan, Marit Meyer, Victoria Bryg

A series of smoke experiments were carried out in the Microgravity Science Glovebox on the International Space Station (ISS) Facility to assess the impact of...

Open Calphad - a free thermodynamic software

January 17, 2015

Author(s)

Bo Sundman, Ursula R. Kattner, Mauro Palumbo, Suzana G. Fries

The use of thermodynamics in many applications in material science like simulation of phase trans- formation suffers from the lack of high quality open source...

Semiconductor Double Quantum Dot Micromaser

January 16, 2015

Author(s)

Michael Gullans, Yinyiu Liu, George Stehlik, Jacob M. Taylor, Jason Petta

The coherent generation of light, from masers to lasers, relies upon the specific structure of the individual emitters that lead to gain. Devices operating as...

3-D Thermal Component Model for Electrothermal Analysis of Multichip Power Modules with Experimental Validation

January 16, 2015

Author(s)

John V. Reichl, Jose M. Ortiz, Allen R. Hefner Jr., Jih-Sheng Lai

A Dual Representation Simulated Annealing Algorithm for the Bandwidth Minimization Problem on Graphs

January 16, 2015

Author(s)

Jose Torres Jimenez, Javier Bernal, Raghu N. Kacker

The bandwidth minimization problem on graphs (BMPG) consists of labeling the vertices of a graph with the integers from 1 to $n$ ($n$ is the number of vertices)...

Sensitivity of gold nano conductors to voids, substitutions and electric field: ab initio results

January 16, 2015

Author(s)

Francesca M. Tavazza, Shmuel Barzilai, Lyle E. Levine

Gold nanowires are good candidates for nanoelectronics devices. A previous study has shown that the beryllium terminated BeO (0001) surface may be a useful...

Comparison of the Unfolding Properties of Recombinant Human Serum Albumin Products

January 15, 2015

Author(s)

Brian E. Lang, Kenneth D. Cole

We have used Differential scanning calorimetry (DSC) to determine the unfolding properties of human serum albumin (HSA) from pooled blood and from several...

Measurement of the Thermal Unfolding of Proteins by Differential Scanning Calorimetry and Fluorescent Reporter Dyes.

January 15, 2015

Author(s)

Brian E. Lang, Kenneth D. Cole

Differential scanning calorimetry (DSC) and differential scanning fluorimetry (DSF) were used to measure the unfolding of two monoclonal antibodies and several...

NIST program of spectroscopic data for light elements of fusion interest

January 15, 2015

Author(s)

Joseph Reader, Alexander Kramida, Yuri Ralchenko, Wolfgang L. Wiese, Jeffrey R. Fuhr

This paper summarizes work at the National Institute of Standards and Technology (NIST) in support of the IAEA Coordinated Research Project on Light Element...

Bounds on quantum communication via Newtonian gravity

January 15, 2015

Author(s)

Jacob M. Taylor, Dvir Kafri, G J. Milburn

The classical understanding of gravity yields specific observ- able consequences, the most striking of which is the emergence of a 1/r2 force. In so far as...

Poly(sulfobetaine methacrylate)s as Electrode Modifiers for Inverted Organic Electronics

January 14, 2015

Author(s)

Hyunbok Lee, Egle Puodziukynaite, Dean DeLongchamp, Todd Emrick, Alejandro Briseno

We demonstrate the use of poly(sulfobetaine methacrylate) (PSBMA), and its pyrene-containing copolymer, as solution-processable work function reducers for...

Bottom-up processing and low temperature transport properties of polycrystalline SnSe

January 13, 2015

Author(s)

Zhen-Hua Ge, Kaya Wei, Hutton Lewis, Joshua Martin, George S. Nolas

A simple hydrothermal approach was employed to synthesize SnSe nanorods. Micro sized flower shaped crystals were obtained under reaction temperatures below 180...

How Oxidation and Dissolution in Diabase and Granite Control Porosity during Weathering

January 13, 2015

Author(s)

Ekaterina Bazilevskaya, Gernot Rother, David F. Mildner, Milan Pavich, David Cole, Maya P. Bhatt, Lixin Jin, Carl I. Steefel, Susan L. Brantley

Weathering extends to shallower depths on diabase than granite ridgetops despite similar climate and geomorphological regimes of despite similar climate and...

Probability distributions and confidence intervals for simulated power law noise

January 12, 2015

Author(s)

Neil Ashby, Bijunath Patla

Simulation of power law noise in clocks and oscillators is presented based on modification of the spectrum of white phase noise, then Fourier transforming to...

Bottom-up Electrodeposition of Zinc in Through Silicon Vias Using Breakdown of Additive-Derived Suppression

January 12, 2015

Author(s)

Daniel Josell, Thomas P. Moffat

This paper presents superconformal feature filling during zinc electrodeposition in a sulfate electrolyte. Localized bottom-up filling of Through Silicon Vias...

Reversing hydride-ion formation in quantum-information experiments with Be+

January 12, 2015

Author(s)

Brian C. Sawyer, Justin G. Bohnet, Joseph W. Britton, John J. Bollinger

We demonstrate photodissociation of BeH + ions within a Coulomb crystal of thousands of 9Be + confined in a Penning trap. The BeH + molecular ions form via...

Interactions of Adhesion Materials and Annealing Environment on Resistance and Stability of MEMS Platinum Heaters and Temperature Sensors

January 11, 2015

Author(s)

Feng Yi, William Alexander Osborn, Jordan F. Betz, David A. LaVan

We evaluate the microstructural and electrical stability of Pt thin films with Ti or Ta as the adhesion layer after annealing in three different environments at...

A Decision Guidance Framework for Sustainability Performance Analysis of Manufacturing Processes

January 10, 2015

Author(s)

Duck B. Kim, Seungjun Shin, Guodong Shao, Alexander Brodsky

Life-Cycle Assessment (LCA) methods are widely used to assess the sustainability of manufacturing processes. Although it has several advantages such as...

Multiply-ionized Atoms Isolated at low energy in a Unitary Penning Trap

January 9, 2015

Author(s)

Joseph Tan, Shannon Hoogerheide, Samuel Brewer, Nicholas D. Guise

Ions extracted from the EBIT at NIST are slowed and captured in a Penning trap that is made very compact ( 150 cm3) by a unitary architecture. Measurements...

Reaction of Arylium Ions with the Collision Gas N2 in Electrospray Ionization Mass Spectrometry

January 9, 2015

Author(s)

Yuxue Liang, Pedatsur Neta, Yamil Simon, Stephen E. Stein

RATIONALE: Tandem mass spectra of many compounds contained peaks which could not arise from the precursor ion and were different in different instruments. Such...

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