Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Journals

Biological Uptake, Distribution and Depuration of Radio-labeled Graphene in Adult Zebrafish: Effects of Graphene Size and Natural Organic Matter

February 27, 2017

Author(s)

Kun Lu, Shipeng Dong, Elijah Petersen, Xiaofeng Chang, Peng Wang, Sijie Lin, Liang Mao

The exciting commercial application potential of graphene materials may inevitably lead to their increasing environmental exposure and risk. This study focused...

Corrigendum to New modified UNIFAC parameters using critically evaluated phase equilibrium data by Jeong Won Kang, Vladimir Diky, Michael Frenkel [Fluid Phase Equilib. 388 (2015) 128-141]

February 25, 2017

Author(s)

Vladimir Diky, Michael D. Frenkel

Characterization of a PXIe based low-field digital NMR spectrometer

February 25, 2017

Author(s)

Joshua R. Biller, Karl F. Stupic, Anthony B. Kos, Timothy Weilert, George Rinard, Yoshi Nakashima, John M. Moreland

A low-field nuclear magnetic resonance (NMR) instrument is an important tool for investigating a wide variety of samples under different conditions. In this...

The Cu II Spectrum

February 24, 2017

Author(s)

Alexander Kramida, Gillian Nave, Joseph Reader

New wavelength measurements in the vacuum ultraviolet (VUV), ultraviolet and visible spectral regions have been combined with available literature data to...

Structure and Dynamics of Bimodal Colloidal Dispersions in a Low-Molecular Weight Polymer Solution

February 24, 2017

Author(s)

Fan Zhang, Andrew J. Allen, Lyle E. Levine, De-Hao Tsai, Jan Ilavsky

We present an experimental study of the structural and dynamical properties of bimodal, micrometer-sized colloidal dispersions (size ratio ≈ 2) in an aqueous...

Review of the 9th NLTE code comparison workshop

February 24, 2017

Author(s)

R. Piron, F. Gilleron, Y Aglitskiy, H.-K. Chung, C. J. Fontes, S. B. Hansen, O. Marchuk, H. Scott, E. Stambulchik, Yuri Ralchenko

We review the 9th NLTE code comparison workshop, which was held in the Jussieu campus, Paris, from November 30th to December 4th, 2015. This time, the workshop...

Gel Phase Formation in Dilute Triblock Copolyelectrolyte Complexes

February 23, 2017

Author(s)

Vivek M. Prabhu, Samanvaya Srivastava, Marat Andreev, Adam E. Levi, David J. Goldfeld, Jun Mao, William T. Heller, Juan de Pablo, Matthew Tirrell

Dynamical Heterogeneity in a Vapor-Deposited Polymer Glass

February 23, 2017

Author(s)

Jack F. Douglas, Wengang Zhang, Francis W. Starr

Recently, there has been great interest in 'ultrastable' glasses formed via vapor deposition, both because of emerging applications of these materials (e.g...

Classification of petroleum Standard Reference Materials and other fuels by chemometric analysis of gas chromatography-mass spectrometry data

February 23, 2017

Author(s)

Werickson Fortunato de Carvalho Rocha, Michele M. Schantz, David Sheen, Katrice Lippa, Pamela M. Chu

As feedstocks transition from conventional oil to increasing amounts of unconventional petroleum sources and biomass, it will be necessary to determine whether...

Cryogenic photoluminescence imaging system for nanoscale positioning of single quantum emitters

February 23, 2017

Author(s)

Jin Liu, Marcelo I. Davanco, Luca Sapienza, Kumarasiri Konthasinghe, Jose Vinicius De Miranda Cardoso, Jin Dong Song, Antonio Badolato, Kartik Srinivasan

Combined Monte Carlo / Torsion-Angle Molecular Dynamics for Ensemble Modeling of Proteins, Nucleic Acids, and Carbohydrates

February 23, 2017

Author(s)

Weihong Zhang, Steven C Howell, David W. Wright, Andrew Heindel, Xiangyun Qiu, Jianhan Chen, Joseph E. Curtis

Entropy-Driven Segregation of Polymer-Grafted Nanoparticles under Confinement

February 22, 2017

Author(s)

Ren Zhang, Bongjoon Lee, Christopher Stafford, J. F. Douglas, Andrey V. Dobrynin, Michael R. Bockstaller, Alamgir Karim

Polymer-grafted nanoparticles (PGNPs) have attracted much attention due to the enhanced dispersion in polymeric materials via an interacting brush layer that...

Building Caring Healthcare Systems in the Internet of Things

February 22, 2017

Author(s)

Phillip Laplante, Mohamad Kassab, Nancy Laplante, Jeff Voas

The nature of healthcare and the computational and physical technologies and constraints present a number of challenges to systems designers and implementers...

Hybrid quantum systems with trapped charged particles

February 21, 2017

Author(s)

Shlomi S. Kotler, Raymond Simmonds, Dietrich Leibfried, David J. Wineland

Trapped charged particles have been at the forefront of quantum information processing (QIP) for a few decades now, with deterministic two-qubit logic gates...

Predicting low-temperature free energy landscapes with flat-histogram Monte Carlo methods

February 21, 2017

Author(s)

Nathan Mahynski, Marco A. Blanco Medina, Jeffrey R. Errington, Vincent K. Shen

We present a method of predicting the free energy landscape of fluids at low temperatures from flat-histogram grand canonical Monte Carlo simulations performed...

Advanced Waveform Synthesis with Pulse-driven Josephson Voltage Standards

February 21, 2017

Author(s)

Justus A. Brevik, Nathan E. Flowers-Jacobs, Anna E. Fox, Evan B. Golden, Paul D. Dresselhaus, Samuel P. Benz

We describe the implementation of new commercial pulse-bias electronics that have enabled an improvement in the generation of quantum-accurate waveforms both...

Silver nanoparticles: technological advances, societal impacts, and metrological challenges

February 21, 2017

Author(s)

Bryan Calderon Jimenez, Monique E. Johnson, Antonio R. Montoro Bustos, Karen E. Murphy, Michael R. Winchester, Jose R. Vega Baudrit

Silver nanoparticles (AgNPs) show different physical and chemical properties compared to their macroscale analogs. This is primarily due to their small size and...

Low-Cycle Fatigue Behavior of Fiber-Laser Welded, Corrosion-Resistant, High-Strength Low Alloy Sheet Steel

February 21, 2017

Author(s)

Jeffrey W. Sowards, Erik A. Pfeif, Matthew J. Connolly, Joseph D. McColskey, Stephanie L. Miller, Brian J. Simonds, James R. Fekete

Incorporation of high-strength steels into ground vehicles provides a weight-savings advantage by using thinner sections of material, which increases vehicle...

Measurements of translation initiation from all 64 codons in E. coli

February 21, 2017

Author(s)

Ariel H. Hecht, Jeff E. Glasgow, Paul Jaschke, Lukmaan Bawazer, Matthew S. Munson, Jennifer R. Cochran, Drew Endy, Marc L. Salit

Our understanding of translation represents a cornerstone of molecular biology and underpins our capacity to engineer living matter. For decades, the codon AUG...

In situ X-ray scattering studies of the influence of an additive on the formation of a low-bandgap bulk- heterojunction

February 21, 2017

Author(s)

Felicia A. Bokel, Lee J. Richter, Sebastian Engmann, Andrew Herzing, Brian A. Collins, Hyun W. Ro, Dean DeLongchamp

The evolution of the morphology of a high-efficiency, blade-coated, organic-photovoltaic (OPV) active layer containing the low band-gap polymer poly[(4,8-bis[5-...

Multi-configuration Dirac-Hartree-Fock calculations of forbidden transitions within the 3d^k ground configurations of highly charged ions (Z = 72 − 83)

February 21, 2017

Author(s)

Z.L. Zhao, K. Wang, S. Li, R. Si, C.Y. Chen, J. Yan, Yuri Ralchenko

Extensive self-consistent multi-configuration Dirac-Hartree-Fock (MCDHF) calculations are performed for the 3s^2 3p^6 3d^k(k = 1−9) ground configurations of...

Numerical Analysis and Simulation for a Generalized Planar Ginzburg-Landau Equation in a Circular Geometry

February 21, 2017

Author(s)

Sean A. Colbert-Kelly, Geoffrey B. McFadden, Daniel Phillips, Jie Shen

In this paper, a numerical scheme for a generalized planar Ginzburg-Landau energy in a circular geometry is studied. A spectral-Galerkin method is utilized, and...

An All-Metal, 3-D-Printed CubeSat Feed Horn: An assessment of performance conducted at 118.7503 GHz using a robotic antenna range

February 20, 2017

Author(s)

Josh Gordon, David R. Novotny, Ronald C. Wittmann, Michael Francis, Jeffrey R. Guerrieri, Alexandra Curtin, Miranda L. Butler, Albin Gasiewski, Lavanya Periasamy

Three-dimensional (3-D) printing is finding applications across many areas and may be a useful technology for antenna fabrication for cube satellites (CubeSats)...

Optical quantum memory based on electromagnetically induced transparency

February 20, 2017

Author(s)

Lijun Ma, Oliver T. Slattery, Xiao Tang

Electromagnetically induced transparency (EIT) is a promising approach to implement quantum memory in quantum communication and quantum computing applications...

Spectral characterization of single photon sources with ultra-high resolution, accuracy and sensitivity

February 20, 2017

Author(s)

Lijun Ma, Oliver T. Slattery, Xiao Tang

In future quantum communication systems, single photons, as the information carriers, are required to possess very narrow linewidth and accurate wavelength for...

Leaching of Conductive Species: Implications to Measurements of Electrical Resistivity

February 20, 2017

Author(s)

Robert Spragg, Scott Jones, Yiwen Bu, Yang Lu, Dale P. Bentz, Kenneth A. Snyder, Jason Weiss

Electrical tests have been used to characterize the microstructure of porous materials, the measured electrical response being determined by the contribution of...

Survey of Background Scattering from Materials found in Small-Angle Neutron Scattering

February 19, 2017

Author(s)

John Barker, David F. Mildner

Measurements and calculations of beam attenuation and background scattering for common materials placed in a neutron beam are presented over the temperature...

In-Situ Characterization of Oligoethyleneoxide Self-Assembled Monolayers: Prospects for Protein Adsorption Resistance

February 19, 2017

Author(s)

Marlon L. Walker, David J. Vanderah, Kenneth A. Rubinson

In-situ spectroscopic ellipsometry was used to examine the adsorption of self-assembled monolayers (SAMs) of HS(CH2)3O(CH2CH2O)5CH3 C3(EO)5}, HS(CH2CH2O)6CH3...

Mass and Size Distribution of Firebrands Generated From Burning Korean Pine (Pinus Koraiensis) Trees

February 19, 2017

Author(s)

Samuel Manzello, Alexander Maranghides, John R. Shields, William E. Mell, H Hayashi, Daisaku Nii

The present study reports on a series of real scale fire experiments that were performed to determine the mass and size distribution of firebrands generated...

Flammability Properties of Poly(methyl methacrylate)-Single Walled Carbon Nanotube Nanocomposites

February 19, 2017

Author(s)

Takashi Kashiwagi, K Winey, Richard H. Harris Jr., John R. Shields, Jack F. Douglas

Recent measurements on polymer nanocomposites filled with multiple-walled carbon nanotubes (MWNT) have indicated that these nanoparticles are highly effective...

Was this page helpful?