Journals

A trapped human PPM1A-phosphopeptide complex reveals structural features critical for regulation of PPM protein phosphatase activity

May 24, 2018

Author(s)

Subrata Debnath, Dalibor Kosek, Harichandra Tagad, Stewart R. Durell, Daniel Appella, Roderico Acevedo, Alexander Grishaev, Fred Dyda, Ettore Appella, Sharlyn Mazur

Metal-dependent protein phosphatases (PPM) are evolutionarily unrelated to other serine/threonine protein phosphatases and are characterized by their...

Poroelastic Fracture Transition of a Biopolymer Gel

May 24, 2018

Author(s)

Edwin P. Chan, Bradley R. Frieberg, Ronald L. Jones, Ray-Shimry Garatsa, John Bachert, Benjamin Crawshaw

Controlling the fracture behavior of thermoreversible biopolymer gels is important in many con- sumer based applications. For example, gelatin gels are used in...

Determination of Hexavalent Chromium Fractions in Plastics Using Laboratory-Based, High- Resolution X Ray Emission Spectroscopy

May 24, 2018

Author(s)

Evan P. Jahrman, Gerald Seidler, John R. Sieber

Cr(VI) is a well-known human carcinogen with many water-soluble moieties. Its presence in both natural and man-made substances poses a risk to public health...

Generalized auto-balanced Ramsey spectroscopy of clock transitions

May 23, 2018

Author(s)

V. I. Yudin, A. V. Taichenachev, M. Y. Basalaev, T. Zanon-Willette, Juniper Wren Y. Pollock, Moshe Shuker, Elizabeth Donley, John Kitching

We develop the theory for generalised auto-balanced Ramsey spectroscopy (GABRS), which allows probe-field-induced shifts in atomic clocks to be eliminated. This...

Absence of diffuse double layer effect on the vibrational properties and oxidation of chemisorbed carbon monoxide on a Pt(111) electrode

May 23, 2018

Author(s)

Marta C. Figueiredo, Dennis Hiltrop, Ravishankar Sundararaman, Kathleen Schwarz, Marc Koper

In this work we investigate the effects of the diffuse double layer thickness on the electrochemical Stark tuning and oxidation of carbon monoxide at Pt(111)...

Revision of the ionization energy of neutral carbon

May 22, 2018

Author(s)

W L. Glab, Haris Kunari, Alexander Kramida

This publication describes a re-analysis of previously published data on neutral carbon (C I) utilizing critically examined and improved values for the line...

Current State of the Art in Small Mass and Force Metrology Within the International System of Units

May 22, 2018

Author(s)

Gordon Shaw

This review article summarizes new scientific trends in research for metrology of small mass (1 milligram and lower) and small force (10 micronewtons and lower)...

Structure and Dynamics of a Graphene Melt

May 22, 2018

Author(s)

Jack F. Douglas, Sinan Keten, Fernando Vargas-Lara, Wenjie Xia

We show by molecular dynamics simulation that bulk materials composed of graphene nanosheets exhibit fluid-like properties similar to linear polymer melts at...

Emerging investigators in materials science 2017-2018

May 21, 2018

Author(s)

Frank W. DelRio, Robert Riggleman

Materials Research Express is a multidisciplinary journal devoted to publishing cutting-edge experimental and theoretical research on the processing, structure...

Exceptionally reliable density solving algorithms for multiparameter mixture models from Chebyshev expansion rootfinding

May 21, 2018

Author(s)

Ian H. Bell, Bradley K. Alpert

Calculation of the density of a mixture for a given tem- perature, pressure, and mixture composition from multi- parameter mixture models (like the so-called...

Development of Ferrite-Based Temperature-Contrast Agents for Magnetic Resonance Imaging: Study of Cu1-xZnxFe2O4

May 21, 2018

Author(s)

Noweir Alghamdi, Janusz H. Hankiewicz, Nick Anderson, Karl Stupic, Marek Przybylski, Jan Zukrowski, Zbigniew Celinski, Robert E. Camley

We have investigated the use of Cu1-xZnxFe2O4 ferrites (0.60

Superconducting optoelectronic networks V: networks and scaling

May 17, 2018

Author(s)

Jeffrey M. Shainline, Jeffrey T. Chiles, Sonia M. Buckley, Adam N. McCaughan, Richard P. Mirin, Sae Woo Nam

Networks of superconducting optoelectronic neurons are investigated for their near-term technological potential and long-term physical limitations. Networks...

Predicting structural properties of fluids by thermodynamic extrapolation

May 16, 2018

Author(s)

Nathan Mahynski, Sally Jiao, Harold W. Hatch, Marco A. Blanco Medina, Vincent K. Shen

We describe a methodology for extrapolating the structural properties of multicomponent fluids from one thermodynamic state to another. These properties...

Richard Niessner and Andreas Schäffer: Organic Trace Analysis

May 16, 2018

Author(s)

Melissa M. Phillips

None

Controlling Pore Shape and Size of Interpenetrated Anion-Pillared Ultramicroporous Materials Enables Molecular Sieving of CO₂ Combined with Ultrahigh Uptake Capacity

May 16, 2018

Author(s)

Mengdie Jiang, Bin Li, Xili Cui, Qiwei Yang, Zongbi Bao, Yiwen Yang, Hui Wu, Wei Zhou, Banglin Chen, Huabin Xing

The separation of carbon dioxide (CO 2) from hydrocarbons is a critical process for the production of clean energy and high-purity chemicals. Adsorption based...

Superconformal Nickel Deposition in Through Silicon Vias: Experiment and Prediction

May 16, 2018

Author(s)

Trevor Braun, Daniel Josell, Thomas P. Moffat, Hyo Jong Lee, SH Kim

This work examines the filling of Through Silicon Vias (TSV) by Ni deposition from a NiSO4 + NiCl2 + H3BO3 electrolyte containing a branched polyethyleneimine...

Effect of Pipe Flattening in API X65 Linepipe Steels Having Bainite vs. Ferrite/Pearlite Microstructures

May 15, 2018

Author(s)

Timothy Weeks, Singon Kang, John Speer, Chester Van Tyne

Simulating the fire-thermal-structural behavior in a localized fire test on a bare steel beam

May 15, 2018

Author(s)

Chao Zhang, Lisa Y. Choe, John L. Gross

The engineering design practice may include fire protection design of steel structures in large volumes. Prescriptive methods in fire codes are based on the...

Multi-Job Production Systems: Definition, Problems, Analysis, and Product-Mix Performance Portrait of Serial Lines

May 15, 2018

Author(s)

Peter O. Denno, Pooya Alvian

Multi-job production (MJP) is a class of flexible manufacturing systems intended to produce different products (job-types) according to a given product-mix and...

Anomalous Supercurrent Modulation in Josephson Junctions With Ni-Based Barriers

May 15, 2018

Author(s)

Burm Baek, Michael L. Schneider, Matthew R. Pufall, William H. Rippard

We investigate the supercurrent transport characteristics of Ni-barrier Josephson junctions with various barrier multilayer structures. Our device fabrication...

A Data Clustering Technique for Fault Detection and Diagnostics in Field-Assembled Air Conditioners

May 14, 2018

Author(s)

William V. Payne, Piotr A. Domanski, Jaehyeok Heo

Fault Detection and Diagnostics (FDD) can be used to commission and maintain the performance of residential style, split-system, air conditioners and heat pumps...

Testing the image quality of cabinet x-ray systems for security screening: the revised ASTM F792 standard

May 14, 2018

Author(s)

Jack L. Glover, Ronald E. Tosh, Lawrence T. Hudson, Nicholas G. Paulter Jr.

X-Ray Spectrometer Having 12 000 Resolving Power at 8 keV Energy

May 14, 2018

Author(s)

Lawrence T. Hudson, John F. Seely, Uri Feldman, Albert Henins

An x-ray spectrometer employing a thin (50 μm) silicon transmission crystal was used to record high-resolution Cu Kα spectra from a laboratory x-ray source. The...

Why We Need to Look Beyond the Glass Transition Temperature to Characterize the Dynamics of Thin Supported Polymer Films

May 14, 2018

Author(s)

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

There is significant variation in the reported magnitude, and even the sign of Tg shifts in thin polymer films with the same chemistry, film thickness and...

Fine Tuning and Specific Binding Sites with a Porous Hydrogen-Bonded Metal-Complex Framework for Gas Selective Separations

May 14, 2018

Author(s)

Zongbi Bao, Danyan Xie, Ganggang Chang, Hui Wu, Liangying Li, Wei Zhou, Hailong Wang, Zhiguo Zhang, Huabin Xing, Qiwei Yang, Michaek J. Zaworotko, Qilong Ren, Banglin Chen

Research on HOFs has been developed for quite a long time; however, those with both established permanent porosities and functional properties are extremely...

The Impact of Adsorbates on Metal Deposition Through The Curvature Enhanced Accelerator Coverage Mechanism And Beyond

May 13, 2018

Author(s)

Daniel Josell, Thomas P. Moffat

Superconformal electrodeposition utilizing additives that adsorb on the deposit surface and either enhance or suppress metal deposition enabled the...

Resolving the neutron lifetime puzzle

May 11, 2018

Author(s)

Hans P. Mumm

A measurement of trapped neutrons dramatically improves control of systematic uncertainties

Opportunities and Challenges in Implementation of Multiparameter Single Cell Analysis Platforms for Clinical Translation

May 11, 2018

Author(s)

susan M. Keating, D. Lansing Taylor, Anne L. Plant, E. David Litwack, Peter Kuhn, Emily J. Greenspan, Christopher M. Hartshorn, Caroline C. Sigman, Gary J. Kelloff, Gregory Friberg, Jerry S. Lee, Keisuke Kuida

The high-content interrogation of single cells with platforms optimized for the multiparameter characterization of cells in liquid and solid biopsy samples can...

The Influence of Annealing Temperature and Time on the Formation of delta-Phase in Additively-Manufactured Inconel 625

May 10, 2018

Author(s)

Mark R. Stoudt, Eric Lass, Daniel S. Ng, Maureen E. Williams, Fan Zhang, Carelyn E. Campbell, Greta Lindwall, Lyle E. Levine

This research evaluated the kinetics of delta-phase growth in laser powder bed additively- manufactured (AM) Inconel 625 during post-build stress-relief heat...

Energy Renormalization Method for the Coarse-Graining of Polymer Viscoelasticity

May 10, 2018

Author(s)

Jake Song, David D. Hsu, Kenneth R. Shull, Frederick R. Phelan Jr., Jack F. Douglas, Wenjie Xia, Sinan Keten

Developing time and temperature transferable coarse-grained (CG) models is essential for the computational prediction and design of polymeric glass-forming...