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Journals

Magnetic Ordering in a Frustrated Bow-Tie Lattice

April 28, 2018

Author(s)

Laura J. Vera Stimpson, Efrain E. Rodriquez, Craig Brown, Gavin B. G. Stenning, Marek Jura, Donna C. Arnold

We report a systematic elastic and inelastic powder neutron diffraction study of the geometrically frustrated material, Ca 2Mn 3O 8. Ca 2Mn 3O 8 exhibits a "bow...

Fine-Tuning of Nano-Traps in a Stable Metal-Organic Framework for Highly Efficient Removal of Propyne from Propylene

April 28, 2018

Author(s)

Hui-Min Wen, Libo Li, Rui-Biao Lin, Bin Li, Bin Hu, Wei Zhou, Jun Hu, Banglin Chen

Despite tremendous effects, precise control in the synthesis of porous materials with ideal nanocages for desired gas separation applications still remains a...

Recommended practice for calibrating vacuum gauges of the ionization type

April 27, 2018

Author(s)

James A. Fedchak, Patrick J. Abbott, Jay H. Hendricks, Paul C. Arnold, Neil T. Peacock

This document represents a recommended practice for the calibration of ionization gauges using the comparison method. In this method, ionization gauges are...

Detection of Nonvolatile Inorganic Oxidizer-Based Explosives from Wipe Collections by Infrared Thermal Desorption—Direct Analysis in Real Time Mass Spectrometry

April 27, 2018

Author(s)

Thomas Forbes, Edward Sisco, Matthew Staymates

Infrared thermal desorption (IRTD) was coupled with direct analysis in real time mass spectrometry (DART-MS) for the detection of both inorganic and organic...

Tunable Noncollinear Antiferromagnetic Resistive Memory through Oxide Superlattice Design

April 27, 2018

Author(s)

Jason D. Hoffman, Stephen M. Wu, Brian Kirby, Anand Bhattacharya

Antiferromagnets have recently gathered a large amount of attention as a potential replacement for ferromagnets in spintronics devices due to their lack of...

Weak Magnetism of Aurivillius-Type Multiferroic Thin Films Probed by Polarized Neutron Reflectivity

April 27, 2018

Author(s)

Xioafang Zhai, Alexander Grutter, Yu Yun, Zhangzhang Cui, Yalin Lu

Unambiguous magnetic characterization of room-temperature multiferroic materials remains challenging due in part to difficulty of distinguishing their very weak...

In situ infrared spectroscopy during La2O3 ALD using La(iPrCp)3 and H2O

April 26, 2018

Author(s)

Brent A. Sperling, James E. Maslar, Sergei Ivanov

Infrared spectra have been obtained during atomic layer deposition using tris(isopropylcyclopentadienyl)lanthanum, La(iPrCp)3, and water as precursors at 160 °C...

ASTM E08.07.09 Analytical Round-Robin on the Use of DC Electrical Potential Difference for the Measurement of Crack Size in Ductile Fracture Testing

April 26, 2018

Author(s)

Enrico Lucon

The Direct Current Electrical Potential Difference, DCEPD, technique has been used for many years in fatigue and fracture testing for monitoring crack...

Terrestrial laser scanner geometric error model parameter correlations in the Two-face, Length-consistency, and Network methods of self-calibration

April 26, 2018

Author(s)

Balasubramanian Muralikrishnan, Ling Wang, Prem K. Rachakonda, Daniel S. Sawyer

Terrestrial laser scanners (TLS) are increasingly used in a variety of applications where accuracies on the order of few tenths of a millimeter or smaller are...

Actuation of higher harmonics in large arrays of micromechanical cantilevers for expanded resonant peak separation

April 26, 2018

Author(s)

Nir Dick, Scott Grutzik, Christopher B. Wallin, Robert Ilic, Slava Krylov, Alan Zehnder

A large array of elastically coupled micro cantilevers of variable length is studied experimentally and numerically. Full-scale finite element modal analysis is...

Naturally Tuned Quantum Critical Point in the S = 1 Kagome YCa₃(VO)₃(BO₃)₄

April 26, 2018

Author(s)

Harlyn J. Silverstein, Ryan Sinclair, Arzoo Sharma, Yiming Qiu, Ivo Heinmaa, Alexander Leitmae, Christopher R. Wiebe, R. Stern, Haidong Zhou

Although S = 1/2 kagome systems have been intensely studied theoretically, and within the last decade been realized experimentally, much less is known about the...

Out-of-time-order correlators in finite open systems

April 26, 2018

Author(s)

Sergey Syzranov, Alexey Gorshkov, Victor Galitski

The role of mass spectrometry in the characterization of biologic protein products

April 25, 2018

Author(s)

Deepali Rathore, John E. Schiel, Anneliese Faustino, Eric Pang, Michael Boyne, Sarah M. Rogstad

Introduction: Mass spectrometry (MS) is widely used in the characterization of biomolecules including peptide and protein therapeutics. These biotechnology...

Evaluation of Spacecraft Smoke Detector Performance in the Low-Gravity Environment

April 25, 2018

Author(s)

Jiann C. Yang, Thomas G. Cleary, Marit Meyer, D L. Urban, George W. Mulholland, Victoria Bryg, Zeng-guang Yuan, Gary A. Ruff

In the interest of fire prevention, most materials used in the interior construction of manned spacecraft are non- flammable, however, they do produce smoke...

Synthesis and Synchrotron X-ray characterization of two 2D Hoffman related compounds [Ni(p-Xylylenediamine)nNi(CN)4] and [Ni(p-tetrafluoroxylylenediamine)nNi(CN)4]

April 24, 2018

Author(s)

Winnie K. Wong-Ng, Jeffrey T. Culp, Daniel W. Siderius, Yu-Sheng Chen

Synchrotron X-ray single crystal structure studies of two closed 2D Hofmann-type related compounds, [Ni(p-Xylyenediamine)n-tetracyanonickelate] (abbreviated as...

A Metal–Organic Framework with Optimized Porosity and Functional Sites for High Gravimetric and Volumetric Methane Storage Working Capacities

April 24, 2018

Author(s)

Hui-Min Wen, Bin Li, Libo Li, Rui-Biao Lin, Wei Zhou, Guodong Qian, Banglin Chen

Extensive research has been devoted to develop new porous materials for high methane storage capacity. While great progress has been made in recent years, it...

Calibration of mobile manipulators using 2D positional features

April 24, 2018

Author(s)

Mili Shah, Roger V. Bostelman, Steven Legowik, Tsai H. Hong

Robotic manipulators are increasingly being attached to Automatic Ground Vehicles (AGVs) to aid in the eﬃ-ciency of assembly for manufacturing systems. However...

Measured In-situ Mass Absorption Spectra for Nine Forms of Highly-absorbing Carbonaceous Aerosol

April 23, 2018

Author(s)

Christopher D. Zangmeister, Rian You, Elizabeth M. Lunny, Arne Jacobson, Mitchio Okumura, Michael R. Zachariah, James G. Radney

Mass absorption coefficient spectra were measured between λ = 500 nm and 840 nm for nine forms of highly-absorbing carbonaceous aerosol: five samples generated...

How measurement science can improve confidence in research results

April 23, 2018

Author(s)

Anne L. Plant, Chandler A. Becker, Robert J. Hanisch, Ronald F. Boisvert, Antonio M. Possolo, John T. Elliott

The concepts and methods of measurement science can help provide clarity in the definition of reproducibility and its role in the scientific process. The...

Using Temperature to Reduce Noise in Quantum Frequency Conversion

April 23, 2018

Author(s)

Paulina S. Kuo, Jason S. Pelc, Carsten Langrock, M. M. Fejer

Quantum frequency conversion (QFC) is important in quantum networks to interface nodes operating at different wavelengths and to enable long-distance quantum...

Optimal and secure measurement protocols for quantum sensor networks

April 23, 2018

Author(s)

Zachary Eldredge, Michael S. Foss-Feig, Jonathan Gross, Steven L. Rolston, Alexey Gorshkov

Adsorption of Polysorbate 20 and Proteins on Hydrophobic Polystyrene Surfaces Studied by Neutron Reflectometry

April 21, 2018

Author(s)

Zhenhuan NMN Zhang, Sara V. Orski, Ann Marie Woys, Guangcui Yuan, Isidro E. Zarraga, Norman J. Wagner, Yun Liu

Understanding adsorption of protein and surfactant to hydrophobic surfaces is key for storage stability and delivery of pharmaceutical liquid formulations...

Improved upper bounds for the expected circuit complexity of dense systems of linear equations over GF(2)

April 21, 2018

Author(s)

Andrea Visconti, Chiara V. Schiavo, Rene Peralta

Minimizing the Boolean circuit implementation of a given cryptographic function is an important issue. A number of papers only consider cancellation-free...

Fading due to static and dynamic features in a factory environment on wireless channels

April 20, 2018

Author(s)

Alexandra Curtin, David R. Novotny, Richard Candell, Galen H. Koepke, Peter B. Papazian, Jeanne T. Quimby, Catherine A. Remley

Channel sounding of dense or complex environments such as industrial or factory spaces is an important piece to the puzzle of increasing the deployment of...

Comparative Peg-in-Hole Testing of a Force-Based Manipulation Controlled Robotic Hand

April 20, 2018

Author(s)

Karl Van Wyk, Mark Culleton, Joseph A. Falco, Kevin Kelly

Force-based manipulation control strategies are evolving as a primary mechanism to perform the fine manipulation tasks typical within manufacturing assembly...

Progress on Optical-clock-based Time Scale at NIST: Simulations and Preliminary Real-Data Analysis

April 20, 2018

Author(s)

Jian Yao, Jeffrey A. Sherman, Tara M. Fortier, Thomas E. Parker, Judah Levine, Joshua J. Savory, Stefania Romisch, William F. McGrew, Robert J. Fasano, Stefan A. Schaeffer, Kyle P. Beloy, Andrew D. Ludlow

This paper shows the recent NIST work on incorporating an optical clock into a time scale. We simulate a time scale composed of continuously-operating...

Flux-tunable heat sink for quantum electric circuits

April 20, 2018

Author(s)

Matti Partanen, K-Y Tan, S Masuda, Joonas Govenius, Russell Lake, Mate Jenei, Leif Gronberg, Juha Hassel, S Simbierowicz, Visa Vesterinen, J Tuorila, T Ala-Nissila, Mikko Mottonen

Superconducting microwave circuits show great potential for practical quantum technological applications such as quantum information processing. However, fast...

Development of a Monochromatic Uniform Source Facility for Calibration of Radiance and Irradiance Detectors from 0.2 um to 12 um

April 19, 2018

Author(s)

Keith R. Lykke, Ping-Shine Shaw, Leonard Hanssen, George P. Eppeldauer

A radiometric source facility is being constructed with narrow-band, widely tunable lasers from difference} 200nm to 12 um. The output will be highly uniform...

Temperature-Resolved Infrared Spectral Normal Emissivity of SiC and Pt-10Rh for Temperatures up to 900 C

April 19, 2018

Author(s)

Claus Cagran, Leonard Hanssen, Mart Noorma, Alex Gura, Sergey Mekhontsev

This paper reports the first comprehensive results obtained from a fully functional, recently established infrared spectral emissivity capability at National...

Problems Posed by Scattering Transmissive Materials for Accurate Transmittance and Reflectance Measurements

April 19, 2018

Author(s)

Leonard Hanssen, Simon G. Kaplan

The characterization of the spectral transmittance and reflectance of windows and other optical components is a basic and important measurement. In principal...

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