Journals

Identification of machine tool squareness errors via inertial measurements

May 14, 2019

Author(s)

Karoly Szipka, Andreas Archenti, Gregory W. Vogl, Alkan Donmez

The accuracy of multi-axis machine tools is affected to a large extent by the behaviour of the system's axes and their error sources. In this paper, a novel...

Spatio-temporally resolved methane fluxes from the Los Angeles Megacity

May 13, 2019

Author(s)

Kimberly Mueller

We combine sustained observations from a network of atmospheric monitoring stations with inverse modeling to uniquely obtain (3 km, 4 day) spatio-temporal...

In Situ Observation of Alignment Templating by Seed Crystals in Highly Anisotropic Polymer Transistors

May 13, 2019

Author(s)

Nils E. Persson, Sebastian Engmann, Lee J. Richter, Dean M. DeLongchamp

Due to the highly directional nature of transport in polymer-based organic field-effect transistors (OFETs), alignment of the polymer backbone can significantly...

Co₂₅Fe₇₅ Thin Films with Ultralow Total Damping

May 13, 2019

Author(s)

Eric R. Edwards, Hans T. Nembach, Justin M. Shaw

We measure the dynamic properties of Co 25Fe 75 thin films grown by dc magnetron sputtering. Using ferromagnetic resonance spectroscopy, we demonstrate an...

High-resolution, high-contrast mid-infrared imaging of fresh biological samples with ultraviolet-localized photoacoustic microscopy

May 13, 2019

Author(s)

Junhui Shi, Terrence Wong, Yun He, Lei Li, Ruiying Zhang, Christopher Yung, Jeeseong C. Hwang, Lihong Wang

Mid-infrared (MIR) microscopy provides rich chemical and structural information about biological samples, without staining. Conventionally, the long MIR...

High-Pressure Synthesis of Non-Stoichiometric Li_xWO₃ (0.5less than or equal to}xless than or equal to}1.0) with LiNbO₃ Structure

May 12, 2019

Author(s)

Kohdai Ishida, Yuya Ikeuchi, Cedric Tassel, Hiroshi Takatsu, Craig Brown, Hiroshi Kageyama

Compounds with the LiNbO 3-type structure are important for a variety of applications such as piezoelectric sensors, while recent attention has been paid to...

NIST-Traceable Microwave Power Measurement in Waveguide Calorimeter with Correlated Uncertainties

May 11, 2019

Author(s)

Dazhen Gu, Xifeng Lu, Benjamin F. Jamroz, Dylan F. Williams, Xiaohai Cui, Aric W. Sanders

To realize microwave power traceability, we apply a newly developed calibration technique for measuring the correction factor of a calorimeter with a vector...

Noise-Synthesis Technique in Time~Domain for Metrology Application

May 11, 2019

Author(s)

Dazhen Gu, Jeffrey E. Jenkins

We developed a prototype radiometer system to implement the noise-synthesis technique. A solid- state switch synthesizes noise signals from outputs of two...

Temperature and light intensity effects on the photodegradation of high-density polyethylene

May 11, 2019

Author(s)

Andrew W. Fairbrother, Hsiang C. Hsueh, Jae Hyun Kim, Deborah S. Jacobs, Lakesha N. Perry, David G. Goodwin, Christopher C. White, Stephanie S. Watson, Li Piin Sung

The photodegradation of polymers poses a serious challenge to their outdoor application, and results in significant financial loss due to early or unexpected...

Structural Insights into DNA-Stabilized Silver Clusters

May 10, 2019

Author(s)

Danielle Schultz, Robert Brinson, Fahriye N. Sari, Jeffrey Fagan, Christina Bergonzo, Nancy Lin, Joy Dunkers

The structure and dynamics of Ag complexes derived from single stranded DNA (ssDNA) is less understood than their double stranded (dsDNA) counterparts despite...

Micromechanical response quantification using high-energy X-rays during phase transformations in additively manufactured 17-4 stainless steel

May 10, 2019

Author(s)

Thien Q. Phan, Felix Kim, Darren C. Pagan

Recent studies of additively manufactured (AM) 17-4 stainless steel produced via laser powder bed fusion of nitrogen atomized powders have been found to contain...

Material Flaw Populations and Component Strength Distributions in the Context of the Weibull Function

May 8, 2019

Author(s)

Robert F. Cook, Frank W. DelRio

A clear relationship is established between the population of brittle-fracture controlling flaws generated in a manufactured material and the distribution of...

Imaging topology of Hofstadter ribbons

May 8, 2019

Author(s)

Ian B. Spielman, Dina Genkina, Alina M. Pineiro Escalera, Hsin-I Lu, Lauren Aycock

Physical systems with non-trivial topological order find direct applications in metrology[1] and promise future applications in quantum computing[2,3]. The...

Superionic UO2: A Model Anharmonic Crystalline Material

May 7, 2019

Author(s)

Jack F. Douglas, Hao Zhang, Xinyi Wang, Alexandros Chremos

Crystalline materials at elevated temperatures and pressures can exhibit properties more reminiscent of simple liquids than ideal crystalline materials, an...

Recent Advances in Micro, Nano, and Cell Mechanics

May 7, 2019

Author(s)

Yong Zhu, Taher Saif, Frank W. DelRio

The field of micro- and nano-mechanics for both solid-state and biological materials continues to attract tremendous interest. At these length scales...

Integrated transition edge sensors on lithium niobate waveguides

May 7, 2019

Author(s)

Thomas Gerrits, Adriana Lita, Richard Mirin, Sae Woo Nam, Jan P. Hoepker, Stephan Krapick, Harald Herrmann, Raimund Ricken, Victor Quiring, Christine Silberhorn, Tim J. Bartley

We show the proof-of-principle detection of light at 1550 nm coupled evanescently from a lithium niobate waveguide to a superconducting transition edge sensor...

Quantum Spin Ice Dynamics in the Dipole-Octupole Pyrochlore Magnet Ce₂Zr₂O₇

May 7, 2019

Author(s)

Jonathan Gaudet, E. M. Smith, J. Dudemaine, J. Beare, C.R.C. Buhariwalla, Nicholas Butch, M. B. Stone, A. I. Kolesniko, Guangyong Xu, D. R. Yahne, K. A. Ross, C. A. Marjerrison, J. D. Garrett, G. M. Luke, A. D. Bianchi, B. D. Gaulin

Neutron scattering measurements on the pyrochlore magnet Ce 2Zr 2O 7 reveal an unusual crystal field splitting of its lowest J=5/2 multiplet, such that its...

Quantum Critical Behavior in Ce(Fe_0.76Ru_0.24)₂Ge₂

May 7, 2019

Author(s)

Wouter Montfrooij, Tom Heitmann, Yiming Qiu, Shannon M. Watson, Ross Erwin, Wangchun Chen, Yang Zhao, Meigan Aronson, Yingkai Huang, Anne de Visser

Systems with embedded magnetic ions that exhibit a competition between magnetic order and disorder down to absolute zero can display unusual low temperature...

Understanding Structure Ignition Vulnerabilities Using Mock‐up Sections of Attached Wood Fencing Assemblies

May 6, 2019

Author(s)

Samuel Manzello, Sayaka Suzuki

Firebrand production from structure combustion becomes a key factor in the magnitude of how quickly a large outdoor fire may spread. Post‐fire disaster...

Gas vs Electric: Space and Domestic Hot Water Heating System Fuel Source Implications on Low-Energy Single-Family Dwelling Sustainability Performance

May 6, 2019

Author(s)

Eric G. O'Rear, David H. Webb, Joshua D. Kneifel, Cheyney M. O'Fallon

With an increasing interest in more sustainable infrastructure, greater focus has been placed on cost-effective low-energy residential buildings, including...

Understanding the Static Interfacial Polymer Layer by Exploring the Dispersion States of Nanocomposites

May 5, 2019

Author(s)

Anne-Caroline Genix, Vera Bocharova, Bobby Carroll, Michelle Lehmann, Tomonori Saito, Susan T. Krueger, Lilin He, Philippe Dieudonne-George, Alexei P. Sokolov, Julian Oberdisse

The dynamic and static properties of the interfacial region between polymer and nanoparticles have wide-ranging consequences on performances of nanomaterials...

Characterization of Rare NEIL1 Variants Found in East Asian Populations

May 3, 2019

Author(s)

Irina G. Minko, Vladimir Vartanian, Naoto Tozaki, Oskar Linde, Pawel Jaruga, Sanem Hosbas Coskun, Erdem Coskun, Chunfeng Qu, Huan He, Taoyang Chen, Qianqian Song, Yuchen Jiao, Michael Stone, Martin Egli, Miral M. Dizdar, Amanda K. McCullough, R S. Lloyd

The combination of chronic dietary exposure to the fungal toxin, aflatoxin B1 (AFB1), and hepatitis B viral (HBV) infection is associated with an increased risk...

Intrinsic Anharmonic Localization in Thermoelectric PbSe

May 3, 2019

Author(s)

M. E. Manley, O. Hellman, N. Shulumba, A. F. May, P. J. Stonaha, Jeffrey W. Lynn, V. O. Garlea, A. Alatas, R. P. Hermann, J. D. Budai, H. Wang, B. C. Sales, A. J. Minnich

Interlaboratory Comparison of Hydrogen-Deuterium Exchange Mass Spectrometry (HDX-MS) MMeasurements of the Fab fragment of NISTmAb

May 2, 2019

Author(s)

Jeffrey W. Hudgens, Ioannis L. Karageorgos, Elyssia S. Gallagher, Kyle W. Anderson, James J. Filliben, Richard Y. Huang, Guodong Chen, Michael J. Chalmers, Benjamin T. Walters, Jennifer Zhang, John Venable, Caitlin Steckler, In Hee Park, Ansgar Brock, Xiaojun Lu, Ratnesh Pandey, Arun Chandramohan, Ganesh Srinivasan Anand, Sasidhar N. Nirudodhi, Justin Sperry, Jason C. Rouse, James A. Carroll, Kasper D. Rand, Ulrike Leurs, David D. Weis, Mohammed A. Al-Naqshabandi, Tyler S. Hageman, Patrick Wintrode, John D. Lambris, Sarah Urata, George M. Bou-Assaf, Alfonso Espada

Hydrogen-deuterium exchange mass spectrometry (HDX-MS) is an established, powerful tool for investigating protein-ligand interactions, protein folding, and...

Using Symmetry To Elucidate the Role Of Stoichiometry In Colloidal Crystal Assembly

May 2, 2019

Author(s)

Nathan Mahynski, Evan Pretti, Vincent K. Shen, Jeetain Mittal

We demonstrate a method based on symmetry to predict the structure of multi-component colloidal mixtures. In this work we focus on two-dimensional systems, for...

Ultrafast Optical Pulse Shaping using Dielectric Metasurfaces

May 2, 2019

Author(s)

Shawn M. Divitt, Wenqi Zhu, Cheng Zhang, Henri Lezec, Amit Agrawal

Simultaneous control of individual frequency-comb lines, and their modulation at the repetition-rate of an ultrafast laser represents the ultimate limit of...

Modelling and Mapping Dynamic Vulnerability to Better Assess WUI Evacuation Performance

May 2, 2019

Author(s)

Steve Gwynne, Ronchi Enrico, Noureddine Benichou, Max Kinateder, Erica D. Kuligowski, Islam Gomaa, Masoud Adelzadeh

Wildland-Urban Interface (WUI) incidents are likely to become more severe and will affect more and more people. Given their scale and complexity, WUI incidents...

Multi-Laboratory Assessment of a New Reference Material for Quality Assurance of Cell-Free Tumor DNA Measurements

May 2, 2019

Author(s)

Hua-Jun He, Erica V. Stein, Yves Konigshofer, Thomas Forbes, Farol L. Tomson, Russell Garlick, Emiko Yamada, Tony Godfrey, Toshiya Abe, Koji Tamura, Michael Borges, Michael Goggins, Sandra Elmore, Margaret L. Gulley, Jessica L. Larson, Lando Ringel, Brian C. Haynes, Corinne Camalier, Chris Karlovich, Biswajit Das, P. M. Williams, Aaron Garnett, Anders Stahlberg, Stefan Filges, Lynn Sorbara, Mathew R. Young, Sudhir Srivastava, Kenneth D. Cole

We conducted a multi-laboratory assessment to determine the suitability of a new commercially- available reference material with 40 cancer variants in a...

Grain Orientation Mapping of Graphene in a Scanning Electron Microscope

May 1, 2019

Author(s)

Benjamin W. Caplins, Jason D. Holm, Robert R. Keller

A scanning transmission electron diffraction method is developed for use in the scanning electron microscope to perform orientational imaging microscopy of 2D...

Maximizing accuracy of RNA structure in refinement against residual dipolar couplings

May 1, 2019

Author(s)

Christina Bergonzo, Alexander Grishaev

Structural information about Ribonucleic Acid (RNA) is lagging behind that of proteins, in part due to its high charge and conformational variability. Molecular...