Journals

An algorithm to identify vapor-liquid-liquid equilibria of binary mixtures from vapor-liquid equilibria

February 2, 2022

Author(s)

Ian Bell, Ulrich Deiters, Andreas Jaeger

In this work, we demonstrate that tracing the vapor–liquid equilibria for binary mixtures also includes all the information needed to obtain the three-phase...

Surfactant Chemistry and Polymer Choice Affect Single-Wall Carbon Nanotube Extraction Conditions in Aqueous Two-Polymer Phase Extraction

February 2, 2022

Author(s)

Christopher Sims, Jeffrey Fagan

Quantitative determination of the effects of surfactant chemistry and polymer molecular mass choices on the concentration conditions necessary to yield...

Dynamically Preferred State with Strong Electronic Fluctuations from Electrochemical Synthesis of Sodium Manganate

February 2, 2022

Author(s)

Xi Chen, Yichao Wang, Yiping Wang, Rebecca Dally, Kamila Wiaderek, Tianyu Qiao, Jue Liu, Enyuan Hu, Kenneth Burch, Jeffrey W. Lynn, Xin Li

Electrochemical (de-)intercalation is a delicate method to precisely control the alkaline ion composition in alkaline transition metal oxides. Due to the...

Magnetic structure of magnetoelectric multiferroic HoFeWO6

February 1, 2022

Author(s)

C. Dhital, Rebecca Dally, D. Pham, T. Keen, Qiang Zhang, P. Siwakoti, R. Nepal, R. Jin, R. Rai

The polar magnetic oxide, HoFeWO6, is synthesized, and its crystal structure, magnetic structure, and thermodynamic properties are investigated. HoFeWO6 forms...

Neutron vibrational spectroscopic evidence for short H∙∙∙H contacts in the RNiInH1.4; 1.6 (R = Ce, La) metal hydride

February 1, 2022

Author(s)

Ryan Klein, Rafael Balderas-Xicohtencatl, Jan Petter Maehlen, Terrence J. Udovic, Craig Brown, Robert Delaplane, Yongqiang Cheng, Roman Denys, Anibal Ramirez Cuesta, Volodymyr Yartys

Intermetallic metal hydrides are critical materials for hydrogen storage applications, however, metal hydrides with greater storage capacities are still needed...

Mushy Layer Convection

February 1, 2022

Author(s)

Daniel M. Anderson, Peter Guba, Andrew Wells

Laser Spot Welding of Additive Manufactured 304L Stainless Steel

February 1, 2022

Author(s)

Brian Simonds, Cheryl Hawk, Stephen Liu, Daniel Javernick, Robin Pacheco, Michael Brand, Jack Tanner, Greg Vigil

The goal of this work is to understand if an additively manufactured 304L stainless steel exhibited similar spot welding behavior as wrought 304L stainless...

Computational Methods for Charge Density Waves in 2D Materials

February 1, 2022

Author(s)

Sugata Chowdhury, Albert Rigosi, Heather Hill, Patrick Vora, Angela R. Hight Walker, Francesca Tavazza

Measurement sensitivity of DUV scatterfield microscopy parameterized with partial coherence for duty ratio-varied periodic nanofeatures

February 1, 2022

Author(s)

Taekyung Kim, Eikhyun Cho, Yoon Sung Bae, Sang-Soo Choi, Bryan Barnes, Richard M. Silver, Martin Sohn

The deep ultraviolet (DUV) scatterfield imaging microscopy technique enables accurate dimensional measurements of periodic nanostructures with sub-nanometer...

Numerical modeling of the post-fire performance of strap-braced cold-formed steel shear walls

February 1, 2022

Author(s)

Shuna Ni, Xia Yan, Matthew Hoehler, Thomas Gernay

Strap-braced, cold-formed steel framed walls are frequently used as the lateral force resisting system in cold-formed steel construction. While the behavior of...

Low-Background Neutron Reflectometry from Solid/Liquid Interfaces

February 1, 2022

Author(s)

David Hoogerheide, Joseph Dura, Brian B. Maranville, Charles F. Majkrzak

Liquid cells are an increasingly common sample environment for neutron reflectometry experiments and are critical for measuring the properties of materials at...

The Role of Average Atomic Volume in Predicting Negative Thermal Expansion: The Case of REFe(CN)₆

February 1, 2022

Author(s)

Qilong Gao, Qiang Sun, Alessandro Venier, Andrea Sanson, Qingzhen Huang, Yu Jia, Erjun Liang, Jun Chen

Heterogeneous integration methods with III-V Quantum Dots

January 31, 2022

Author(s)

Marcelo Davanco

N/A

Magnetic Correlations of Iron Oxide Nanoparticles as Probed by Polarized SANS in Stretched Magnetic Nanoparticle-Elastomer Composites

January 31, 2022

Author(s)

Samuel Oberdick, Kathryn L. Krycka, Julie Borchers

We have investigated the magnetic correlations among 7 nm iron oxide nanoparticles embedded in stretched silicone elastomers using polarized Small Angle Neutron...

Optofluidic Flow Meter for sub–nanoliter per minute flow measurements

January 31, 2022

Author(s)

Jalal Sadeghi, Paul Patrone, Anthony J. Kearsley, Gregory A. Cooksey

Performance improvements in microfluidic systems depend on accurate measurement and control of fluids on the micro- and nanoscale, and new applications are...

Quantum frequency conversion using integrated nanophotonics

January 31, 2022

Author(s)

Kartik Srinivasan

Magnetic Correlations of Iron Oxide Nanoparticles as Probed by Polarized SANS in Stretched Magnetic Nanoparticle-Elastomer Composites

January 31, 2022

Author(s)

S. Oberdick, Julie Borchers, Kathryn L. Krycka

Speed of Sound Measurements of Binary Mixtures of Difluoromethane (R-32) with 2,3,3,3-Tetrafluoropropene (R-1234yf) or trans-1,3,3,3-Tetrafluoropropene (R-1234ze(E)) Refrigerants

January 29, 2022

Author(s)

Aaron Rowane, Richard A. Perkins

Sound speed data measured using a dual-path pulse-echo instrument are reported for binary mixtures of difluoromethane (R-32) with 2,3,3,3-tetrafluoropropene (R...

Simultaneous Measurement of Polymerization Stress and Curing Kinetics for Photo-polymerized Composites with High Filler Contents

January 28, 2022

Author(s)

Zhengzhi Wang, Forrest A. Landis, Anthony A. Giuseppetti, Sheng Lin-Gibson, Martin Chiang

Objectives. Photopolymerized composites are used in a broad range of applications with their performance largely directed by reaction kinetics and contraction...

Polymerization stress evolution of a bulk-fill flowable composite under different compliances

January 28, 2022

Author(s)

Martin Chiang, Yongwen Guo, Forrest A. Landis, Zhengzhi Wang, Ding Bai, Li Jiang

This study was to use a compliance-variable instrument to simultaneously measure and compare the polymerization shrinkage stress (PS) evolution, degree of...

Resin Viscosity Determines the Condition for a Valid Exposure Reciprocity Law in Dental Composites

January 28, 2022

Author(s)

Sri Vikram Palagummi, Martin Chiang, Taeseung Hong, Zhengzhi Wang, Chang Kwon Moon

Objective: To provide conditions for the validity of the exposure reciprocity law as it pertains to the photopolymerization of dimethacrylate-based dental...

Bioinspired Wear-Resistant and Ultra-Durable Functional Gradient Coatings

January 28, 2022

Author(s)

Zhengzhi Wang, Kun Wang, Houbing Huang, Xiao Cui, Zuoqi Zhang, Martin Chiang

For mechanically protective coatings, the coating material usually requires sufficient stiffness and strength to resist external forces and meanwhile matched...

Real-time synchronous measurement of curing characteristics and polymerization stress in bone cements with a cantilever-beam based instrument

January 28, 2022

Author(s)

Sri Vikram Palagummi, Forrest A. Landis, Martin Chiang

An instrumentation capable of simultaneously determining degree of conversion (DC), polymerization stress (PS), and polymerization exotherm (PE) in real time...

System compliance dictates the effect of composite filler content on polymerization shrinkage stress

January 28, 2022

Author(s)

Zhengzhi Wang, Martin Chiang

The effect of filler content in dental restorative composites on the polymerization shrinkage stress (PS) is not straightforward and has caused much debate in...

Micromechanical Compatibility Between Cells and Scaffolds Directs Phenotypic Transition of Stem Cells

January 28, 2022

Author(s)

Yang Song, Jiaoyue Long, Jeremiah Woodcock, Joy Dunkers, Hung Chun Lin, Douglas M. Fox, Xiaoling Liao, Yonggang Lv, Li Yang, Martin Chiang

This study experimentally substantiates the micromechanical compatibility between cell and substrate is essential for cells to achieve energetically favorable...

Styrene–Maleic Acid Copolymer Nanodiscs to Determine the Shape of Membrane Proteins

January 28, 2022

Author(s)

Cheol Jeong, Ryan Franklin, Karen J. Edler, Kenno Vanommeslaeghe, Joseph E. Curtis

Lipid nanodiscs can be used to solubilize functional membrane proteins (MPs) in nativelike environments. Thus, they are promising reagents that have been proven...

New reference materials for trace-levels of actinide elements in plutonium

January 27, 2022

Author(s)

Richard Essex, Lav Tandon, Amy Gaffney, Cole Hexel, Debbie Bostick, Lisa Colletti, Diana Decker, Casey Finstad, Joseph Giaquinito, Elmer Lujan, John Partridge, Benjamin Roach, John Rolinson, Kyle Samperton, Alice Slemmons, Khalil Spencer, Floyd Stanley, Lisa Townsend, Kerri Treinen, Ross Williams, Christopher Worley

Two plutonium oxides were prepared as unique reference materials for actinides occurring as trace constituents in Pu. Each reference material unit is...

Brominated nanoscale diamond enables room temperature and catalysis free functionalization chemistry

January 27, 2022

Author(s)

Cynthia Melendrez, Jorge Lopez-Rosas, Tsz Cheung, Camron Stokes, Sang-Jun Lee, Jan Vavra, Helena Raabova, Vaclav Vanek, Sami Sainio, Dennis Nordlund, W.Bertrand (Randy) Doriese, Galen O'Neil, Daniel Swetz, Joel Ullom, Kent Irwin, Peter Cigler, Polo Tran, Halim Muhammad, Virginia Altoe, Charles Titus, Jocelyn Valenzuela, Grace Jeanpierre, Abraham Wolcott

Bromination of diamond surfaces has not been explored and can potentially open new avenues for increased chemical reactivity. Aerobically oxidized high-pressure...

Carbon Monoxide Emissions from the Washington, DC, and Baltimore Metropolitan Area: Recent Trend and COVID-19 Anomaly

January 26, 2022

Author(s)

Israel Lopez Coto, Xinrong Ren, Anna Karion, Kathryn McKain, Colm Sweeney, Russell Dickerson, Brian McDonald, Doyeon Ahn, Ross Salawitch, Hao He, Paul Shepson, James Whetstone

Evaluation of Robot Degradation on Human-Robot Collaborative Performance in Manufacturing

January 26, 2022

Author(s)

Vinh Nguyen, Jeremy Marvel

Human-robot collaborative systems are highly sought by manufacturers owing to their adaptability and consistency in production tasks. However, manufacturers are...