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Search Publications

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Displaying 451 - 475 of 1646

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 … volumetric storage capacities are limited by the number of hydrogen-accommodating interstitial sites which can be … vibrational spectroscopy (NVS) measurements to probe the hydrogen dynamics in LaNiInHx (x = 0.67, 1.6) and CeNiInH1.4. …

An infrared imaging high-throughput combinatorial method for investigating new phase formation and hydrogen storage capacities of thin films

July 15, 2009
Author(s)
Jason Hattrick-Simpers, Leonid A. Bendersky, Edwin J. Heilweil, H. Oguchi, Ichiro Takeuchi
… for using infrared emissivity to characterize the hydrogen storage properties of thin-film samples is … This procedure allows for the clear identification of hydrogen absorption and desorption processes as demonstrated … method for investigating new phase formation and hydrogen storage capacities of thin films …

Micro-Channel Development and Hydrogen Adsorption Properties in Templated Microporous Carbons Containing Platinum Nanoparticles

April 1, 2011
Author(s)
Yunxia Yang, Craig Brown, Chunxia Zhao, Alan L. Chafee, Burke Nick, Dongyuan Zhao, Paul A. Webley, Jacob Schalch, Jason M. Simmons, Yun Liu, Jae-Hyuk Her, C.E. Buckley, Drew A. Sheppard
… Microporous carbon, platinum, hydrogen adsorption, hydrogen diffusion, activation energy, neutron scattering … Micro-Channel Development and Hydrogen Adsorption Properties in Templated Microporous …

Hybrid glass substrates for waveguide device manufacture

April 15, 2001
Author(s)
Samuel D. Conzone, Joseph S. Hayden, David S. Funk, Alexana Roshko, D. L. Veasey
… substrates composed of active (ER/Yb co-doped) and passive phosphate glass were prepared by a novel, low temperature … Er/Yb doped phosphate glass, hybrid glass substrates, hybrid laser, low …

Demonstration of Immunity to 400 *C Forming Gas Annealing in Oxide Semiconductor Transistor via PostMetallization Annealing

March 18, 2025
Author(s)
Yu-Hsin Kuo, Dylan J. Matthews, Shinichiro N. Muramoto, TaeYoung Song, Chengyang Zhang, Xianduo Zhao, Md S. Rahman, Sanghyun Kang, Andres S. Aguirre, Seung M. Lee, Daewon Ha, Sourav Dutta, Theodore Moise, Jayakanth Ravichandran, Shimeng Yu, Alexander Grutter, Suman Datta, Tania Roy, Asif I. Khan
… Hydrogen-based annealing processes like forming gas annealing … hydrogen, film, SIMS, oxide …

Fast Rotational Diffusion of Water Molecules in a 2D Hydrogen Bond Network at Cryogenic Temperatures

May 9, 2018
Author(s)
Timothy R Prisk, C. Hoffmann, A. I. Kolesnikov, E. Mamontov, A. A. Podlesnyak, X. Wang, P. R. C. Kent, L. M. Anovitz
… extreme case of confinement where the local structure of hydrogen bond networks are dramatically altered from bulk … for example, the water molecules form a two-dimensional hydrogen bond network with hydroxyl groups on the crystal … of the water molecule involving the breaking of hydrogen bonds with the framework that, despite the low …

Characterization of Compositional Heterogeneity in Chemically Amplified Photoresist Polymer Thin Films with Infrared Spectroscopy

February 9, 2007
Author(s)
Shuhui Kang, B D. Vogt, Vivek Prabhu, Eric K. Lin, Wen-Li Wu, David L. VanderHart, Ashwin Rao, Karen Turnquest
… these domains, the carboxylic acid groups dimerize through hydrogen bonding. FTIR measurements of the relative fraction of hydrogen-bonded vs free carboxylic groups are used to … follow the expected linear dependence of the relative hydrogen-bonded fraction with composition. For the chemically …

Characterizing the ZrBe 2 H x Phase Diagram via Neutron Scattering Methods

January 1, 2023
Author(s)
Hui Wu, Wei Zhou, Terrence J. Udovic, Jr. Bowman, Bjorn C. Hauback
… with hexagonal P6/mmm symmetry that undergoes some type of hydrogen sublattice ordering below 200 K (235-250 K for ZrBe … spectroscopy measurements of ZrBe d2^H x at lower hydrogen contents (x … ZrBe2, intermetallic hydrides, hydrogen storage materials, neutron diffraction, neutron …

Density Functional Theory Meta GGA Study of Water Adsorption in MIL-53(Cr)

July 16, 2019
Author(s)
Eric J. Cockayne
… zero- temperature np and lp configurations each have a hydrogen bond between the H of each framework hydroxyl group … are observed. A concentration x = 1.25 leads to hydrogen bonding between water molecules in the np phase that … MIL-53(Cr), MOF, hydrogen bonding, DFT, water adsorption …

Comparison of Numerical Approaches to the Time-Dependent Schrodinger Solutions in One Dimension

June 26, 2019
Author(s)
Heman Gharibnejad, Barry I. Schneider, Mark Leadingham, henry Schmale
… propagation schemes using a one-dimensional model of the hydrogen atom. In this model, the exact coulomb potential is … of what occurs in the fully three dimensional hydrogen atom. Our results show that while many numerically … Time Dependent Schrodinger Equation, one-dimensional hydrogen, numerical methods …

A New Family of Metal Borohydride Guanidinate Complexes: Synthesis, Structures and Hydrogen-Storage Properties

October 1, 2016
Author(s)
Hui Wu, Xiuquan Zhou, Efrain E. Rodriguez, Wei Zhou, Terrence J. Udovic, Taner Yildirim, John J. Rush
… We report a new class of high-hydrogen-content inorganic-organic hybrid complex hydrides: … results show that {approximately equal}10 mass% hydrogen can be released from MBH 4 •nCN 3 H 5 (M=Li, Mg, and … thermally neutral dehydrogenation and very high purity hydrogen release. …

Effect of Hydrogen Concentration on Neutron Moderation of Hydrides at 900 K

September 5, 2025
Author(s)
Moiz Butt, Abdullah Weiss, Erik Pavlina, Thomas Nizolek, Michael Hahn, Caitlin Kohnert, Sean McDeavit, Erik Luther
… Yttrium, Zirconium, Hydride, Hydrogen, Moderation, Shielding, Attenuation, Permeation, … Effect of Hydrogen Concentration on Neutron Moderation of Hydrides at …

Initial Etching of GaAs (001) During H 2 Plasma Cleaning

September 1, 2000
Author(s)
Steven W. Robey, K Sinniah
… steps. This effect is suggested top be associated with the hydrogen incorporation in the near-surface in the vicinity of … AFM, etch, GaAs, hydrogen, plasma …

Experimental Characterization of Helium Dispersion in a -Scale Two-Car Residential Garage (NIST TN 1694)

March 28, 2011
Author(s)
William M. Pitts, Jiann Yang, Marco Fernandez
… with the surroundings. Helium was used as a surrogate for hydrogen, and the total volume released was scaled as the amount that could be released by a typical hydrogen-fueled automobile with a full fuel tank. Temporal … pressure, doorway fan tests, garages, helium mixing, hydrogen, hydrogen-fueled automobiles, reference data sets …
Displaying 451 - 475 of 1646
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