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Journals

Effect of Temperature on the Diffusivity of Fatty Acids for Age Dating of Fingerprints using Time-of-Flight Secondary Ion Mass Spectrometry

September 13, 2017

Author(s)

Shinichiro N. Muramoto, Sarah E. Smith

In the previous work, palmitic acid in sebum was used as a chronological marker for age dating of fingerprints, using time-of-flight secondary ion mass

Non-Uniqueness in Dual-Energy CT with Beam Hardening

September 13, 2017

Author(s)

Zachary H. Levine

Purpose: The goal is to determine whether dual-energy computed tomography (CT) leads to a unique reconstruction into two basis materials. Methods and Materials

Probing the Action of Chemical Denaturant on an Intrinsically Disordered Protein by Simulation and Experiment

September 13, 2017

Author(s)

Wenwei Zheng, Alessandro Borgia, Karin Buholzer, Alexander Grishaev, Benjamin Schuler, Robert Best

Chemical denaturants are the most commonly used agent for unfolding proteins, and are thought to act by better solvating the unfolded state. Improved solvation

Consistent View of Polypeptide Chain Expansion in Chemical Denaturants from Multiple Experimental Methods

September 13, 2017

Author(s)

Alessandro Borgia, Wenwei Zheng, Karin Buholzer, Madeleine Borgia, Anja Schuler, Hagen Hoffman, Andrea Sorrano, Daniel Nettels, Klaus Gast, Alexander Grishaev, Robert Best, Benjamin Schuler

There has been a long-standing controversy regarding the effect of chemical denaturants on the dimensions of unfolded and intrinsically disordered proteins: A

Spin Wave Damping Arising from Phase Coexistence below Τ_c in Colossal Magnetoresistive La_0.7Ca_.03MnO₃

September 13, 2017

Author(s)

Joel Helton, Susumu K. Jones, Daniel E Parshall, Matthew B. Stone, Dmitry A. Shulyatev, Jeffrey W. Lynn

While the spin dynamics of La 0.7Cad0.3MnO 3 in the ferromagnetic phase are known to be unconventional, previous measurements have yielded contradictory results

Nanophotonic atomic force microscope transducers enable chemical composition and thermal conductivity measurements at the nanoscale

September 13, 2017

Author(s)

Jungseok Chae, Sangmin An, Georg Ramer, Vitalie Stavila, Glenn Holland, Yohan Yoon, Alec Talin, Mark Allendorf, Vladimir Aksyuk, Andrea Centrone

The atomic force microscope (AFM) offers a rich observation window on the nanoscale, yet many dynamic phenomena are too fast and too weak for direct detection

Using metagenomic methods to detect organismal contaminants in microbial materials.

September 12, 2017

Author(s)

Nathanael D. Olson, Justin M. Zook, Jayne B. Morrow, Nancy J. Lin

High sensitivity methods as next generation sequencing and PCR are adversely impacted by organismal and DNA contaminants. Current methods for detecting

Two simple modifications to improve the magnetic field profile in radial magnetic systems

September 12, 2017

Author(s)

Stephan Schlamminger, Shisong Li

All current watt balances employ permanent magnet systems using a yoke with high permeability as flux return. Very often these systems are built with vertical

Erratum to: Correlations for the Dielectric Constants of H2S, SO2, and SF6

September 11, 2017

Author(s)

Allan H. Harvey, Raymond D. Mountain

Erratum to previous publication to correct incorrect units for dipole moment printed in original.

Comparison of open-path dual frequency comb spectroscopy for high-precision atmospheric gas measurements

September 11, 2017

Author(s)

Eleanor M. Waxman, Kevin C. Cossel, Gar Wing Truong, Fabrizio R. Giorgetta, William C. Swann, Sean Coburn, Robert J. Wright, Gregory B. Rieker, Ian R. Coddington, Nathan R. Newbury

Determination of the Boltzmann constant with cylindrical acoustic gas thermometry: new and final results

September 11, 2017

Author(s)

Keith A. Gillis, XiaoJuan Feng, Jintao Zhang, H. Lin, James B. Mehl, Michael R. Moldover, K Zhang, Y.N. Duan

We report a new determination of the Boltzmann constant k B using a cylindrical acoustic gas thermometer. We determined the length of the copper cavity from

Probing Elastic and Viscous Properties of Phospholipid Bilayers using Neutron Spin Echo Spectroscopy

September 11, 2017

Author(s)

Michihiro Nagao, Elizabeth G Kelley, Rana Ashkar, Robert David Bradbury, Paul Butler

The elastic and viscous properties of self-assembled amphiphilic membranes dictate the intricate hierarchy of their structure and dynamics ranging from the

Formation of a crack-free, hybrid skin layer with tunable surface topography and improved gas permeation selectivity on elastomers using gel-liquid infiltration polymerization

September 11, 2017

Author(s)

Justin Gorham, Jason Killgore, Maryam Omidvar, Haiqing Lin, Frank W. DelRio, Lewis M. Cox, Zheng Zhang

Liquid-liquid interfacial polymerization (ll-IP) is conventionally used for manufacturing bulk polymers like nylon, as well as forming barrier layers for

Multi-environment Nanocalorimeter with Electrical Contacts for Use in the Scanning Electron Microscope

September 11, 2017

Author(s)

Feng Yi, Ana Stevanovic, William Alexander Osborn, Andrei Kolmakov, David A. LaVan

We have developed a versatile nanocalorimeter sensor which allows imaging and electrical measurements of samples under different gaseous environments using the

New measurement of the Boltzmann constant k by acoustic thermometry of helium-4 gas

September 11, 2017

Author(s)

Laurent Pitre, Fernando Sparasci, Michael R. Moldover, Cecile Guianvarch, Catherine Martin, Martin Himbert, Mark Plimmer, James B. Mehl, Giuliano Albo, Bo Gao, Lara Risegari

The SI unit of temperature will soon be redefined in terms of a fixed value of the Boltzmann constant k derived from an ensemble of measurements worldwide. We

The Cytosolic Domain of T Cell Receptor ζ Associates with Membranes in a Dynamic Equilibrium and and Deeply Penetrates the Bilayer

September 11, 2017

Author(s)

Kerstin Zimmermann, Rebecca Eells, Frank Heinrich, Stefanie Rintoul, Brian Patrick Josey, Prabhanshu Shekhar, Mathias Loesche, Lawrence J. Stern

Interactions between lipid bilayers and the membrane-proximal regions of membrane-associated proteins play important roles in regulating membrane protein

Under-Reporting of Wildland Fires in NFIRS: California

September 8, 2017

Author(s)

David T. Butry, Douglas S. Thomas

The absence of a comprehensive database on fire occurrence along with the possibility of inaccurate data entry in current datasets means that some proportion of

An Efficient Synthesis of Dibenzo[a,l]tetracene and Dibenzo[a,j]tetracene and Their Identification in a Coal Tar Extract

September 8, 2017

Author(s)

Srinivasa Ramisetti, Jorge O. Ona Ruales, Stephen Wise, Shantu Amin, Arun Sharma

An efficient synthesis of dibenzo[a,l]tetracene (1) and dibenzo[a,j]tetracene (2) has been developed using Diels-Alder reaction of in situ generated ortho

Optical Measurement of Radiocarbon Below Unity Fraction Modern by Linear Absorption Spectroscopy

September 7, 2017

Author(s)

Adam J. Fleisher, David A. Long, Qingnan Liu, Lyn Gameson, Joseph T. Hodges

High-precision measurements of radiocarbon (14C) near or below a fraction modern 14C of one (F14C ≤ 1) are costly, requiring the shipment of samples to

Fine Tuning of MOF-505 Analogues to Reduce Low-Pressure Methane Uptake and Enhance Methane Working Capacity

September 7, 2017

Author(s)

Mingxing Zhang, Wei Zhou, Tony Pham, Katherine A. Forrest, Wenlong Liu, Yabing He, Hui Wu, Taner N. Yildirim, Banglin Chen, Brian Space, Yi Pan, Michael J. Zaworotko, Junfeng Bai

We present a crystal engineering strategy to fine tune the pore chemistry of a family of isomorphous MOFs with similar pore size, pore surface properties and

Construction of ntt-Type Metal-Organic Framework from C₂-Symmetry Hexacarboxylate Linker for Enhanced Methane Storage

September 7, 2017

Author(s)

Guohai Xu, Bin Li, Hui Wu, Wei Zhou, Banglin Chen

Methods and Considerations to Determine Sphere Center from Terrestrial Laser Scanner Point Cloud Data

September 6, 2017

Author(s)

Prem K. Rachakonda, Balasubramanian Muralikrishnan, Luc Cournoyer, Geraldine S. Cheok, Vincent D. Lee, Katharine M. Shilling, Daniel S. Sawyer

The Dimensional Metrology Group (DMG) at the National Institute of Standards and Technology (NIST) is performing research to support the development of

Above threshold scattering about a Feshbach resonance for ultracold atoms in an optical collider

September 6, 2017

Author(s)

Eite Tiesinga, Milena S. Horvath, Ryan Thomas, Amita B. Deb, Niels Kjaergaard

Studies of magnetically tunable Feshbach resonances in ultracold atomic gases have predominantly been car- ried out in the zero collision-energy limit. Here, we

Fibronectin in Layer-by-Layer Assembled Films Switches Tumor Cells between 2D and 3D Morphology

September 6, 2017

Author(s)

Kiran Bhadriraju, Jennifer S. Hong, Steven Lund, Darwin Reyes-Hernandez

Cells in tissues dynamically sense and modulate the adhesive and mechanical properties of their surroundings, according to the functional requirements of normal

Effects of Microstructure on Electrochemical Reactivity and Conductivity in Nanostructured Ceria Thin Films

September 6, 2017

Author(s)

Jilai Ding, Evgheni Strelcov, Nazanin Bassiri-Gharb

The low temperature proton conductivity in nanostructured ceria (NC) is crucial in determining electrochemistry and transport phenomena in a number of

Pressure reciprocity calibration of a MEMS microphone

September 5, 2017

Author(s)

Randall P. Wagner, Steven E. Fick

ESTABLISHING BRDF CALIBRATION CAPABILITIES THROUGH SHORTWAVE INFRARED

September 5, 2017

Author(s)

Catherine C. Cooksey, Georgi T. Georgiev, James Butler, Kurtis J. Thome, Leibo Ding

Satellite instruments operating in the reflective solar wavelength region require accurate and precise determination of the Bidirectional Reflectance

Intrinsic conductivity, particle shape, and the Coulter particle counting method

September 4, 2017

Author(s)

Edward J. Garboczi

The Coulter particle counting method has been in use for more than five decades. It records a change in resistance when a particle flows from a large reservoir

Verification of Calibration Methods for Determining Photon-Counting Detection Efficiency using Superconducting Nano-Wire Single Photon Detectors

September 4, 2017

Author(s)

Igor Vayshenker, Robert D. Horansky, John H. Lehman, Malcolm G. White, Sae Woo Nam, Ingmar Mueller, Lutz Werner, G. Wuebbeler

In the recent years several ways to radiometrically calibrate optical fiber-coupled detectors have been developed. However, fiber-coupled calibration methods

Anion Capture and Exchange by Functional Coatings: New Routes to Mitigate Steel Corrosion in Concrete Infrastructure

September 4, 2017

Author(s)

Gabriel Falzone, Magdalena Balonis, Dale P. Bentz, Scott Jones, Gaurav Sant

Chloride induced corrosion is a major cause of degradation of reinforced concrete infrastructure. While the binding of chloride ions (Cl-) by cementitious

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