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Displaying 801 - 825 of 3841

Measurement of Ion-Pairing Interactions in Buffer Solutions with Microwave Microfluidics

January 1, 2019
Author(s)
Charles A. Little, Angela C. Stelson, Nathan D. Orloff, Christian J. Long, James C. Booth
… physical properties including interfacial polarization, ion mobility, and hydration. Many biologically and chemically … show that the presence of ions in solution produces a weak ion-pairing signal. We used microfluidics integrated with … solutions between 100 kHz – 67 GHz. To characterize the ion-pairing signal, we fit the calibrated data with two …

Automated Analysis of Organic Particles Using Cluster SIMS

June 1, 2004
Author(s)
John G. Gillen, Cynthia J. Zeissler, Christine M. Mahoney, Abigail P. Lindstrom, Robert A. Fletcher, P Chi, Jennifer R. Verkouteren, David S. Bright, R Lareau, M Boldman
… Cluster primary ion bombardment combined with secondary ion imaging is used in an ion microscope secondary ion mass spectrometer for the … SIMS, explosives, inkjet, particle searching, polyatomic ion …

Application of Microcalorimeter Energy Measurement to Biopolymer Mass Spectrometry

March 1, 2001
Author(s)
B. Neuhauser, Gene C. Hilton, John M. Martinis
… microcalorimeter detector. We emphasize the measurement of ion-impact energy as a way to obtain extra information that … measurements are used to discriminate against erroneous ion-strikes, to resolve ambiguities that connot be resolved … ion energy, microcalorimeter, mixture analysis …

Quantitative Depth Profiling of an Alternating Pt/Co Multilayer and a Pt Co Alloy multilayer by SIMS using a Buckminsterfullerene (C60) Source

May 15, 2007
Author(s)
K.J. Kim, David S. Simons, J Greg Gillen
… Buckmins erfullerene ion beam has been applied o he dep h profiling of an al erna … Quan i a ive dep h profiling was performed by secondary ion mass spec rome ry (SIMS) wi h C60 ions using P Co alloy … were used o conver an original dep h profile o a composi ion dep h profile. A severe in erface ar ifac observed in he …

Vibrational Modes and Quantum Zero-Point Energy of Hydrogen in ZrH 0.0155 and ZrH 2

March 25, 2020
Author(s)
Timothy R Prisk, Alexander I. Kolesnikov, Garrett E. Granroth, Jun-li Lin, Brent J. Heuser
… effective Born-Oppenheimer potential experienced by the hydrogen atoms in -ZrH 2 is nearly isotropic and harmonic at … is approximately harmonic for small displacements of the hydrogen atoms. However, the anharmonicity of the potential … becomes readily apparent in the excited states of the hydrogen atoms, as the harmonic approximation breaks down in …

Enhanced Model for Scanning Tunneling Microscope Tip Geometry Measured with Field Ion Microscopy

March 10, 2004
Author(s)
P V. Rao, Carsten P. Jensen, Richard M. Silver
… as conical, spherical, or parabolic. By using a field ion microscope (FIM), the tip shape and size can be measured … characterize SPM tips, detailed shape of the tip, field ion microscopy (FIM), scanning probe microscope, tip character … Tunneling Microscope Tip Geometry Measured with Field Ion Microscopy …

Decoherence-Free Quantum Memory Using Trapped Ions

January 1, 2001
Author(s)
D Kielpinski, V Meyer, M A. Rowe, C A. Sackett, Wayne M. Itano, C Monroe, David J. Wineland
… decoherence-free subspace (DFS) of a pair of trapped 9Be+ ions, we protect the qubit from environment-induced dephasing … arbitrary qubit stored in a single ion to the DFS of two ions. … Decoherence-Free Quantum Memory Using Trapped Ions …

Light-Cured Dimethacrylate-Based Resins and Their Composites: Comparative Study of Mechanical Strength, Water Sorption and Ion Release

July 30, 2008
Author(s)
Justin N. O'Donnell, Sarah Langhorst, Michael D. Fow, Joseph M. Antonucci, Drago Skrtic
… flexure strength (BFS), water sorption (WS) and mineral ion release upon immersion in HEPES-buffered saline solution … higher than the BFS of the corresponding ACP composites. Ion release data indicated that a minimum mass fraction of 35 … amorphous calcium phosphate, composites, ion release, mechanical strength, photo-polymerization, water …

Building Blocks for a Scalable Quantum Information Processor Based On Trapped Ions

January 1, 2003
Author(s)
Dietrich G. Leibfried, Murray D. Barrett, A Ben-kish, Joseph W. Britton, J Chiaverini, B. L. DeMarco, Wayne M. Itano, Branislav M. Jelenkovic, John D. Jost, Christopher Langer, D Lucas, V Meyer, Till P. Rosenband, M A. Rowe, T Schaetz, David J. Wineland
… a Scalable Quantum Information Processor Based On Trapped Ions …

Enthalpies of Dilution of NdCl 3 (aq) at Temperatures from 297.89 K to 372.08 K and an Extended Pitzer Ion-Interaction Model for the NdCl 3 + H 2 O System

March 1, 2004
Author(s)
C S. Oakes, J A. Rard, Donald G. Archer
… to yield the parameters of an exended form of Pitzer's ion-interaction model valid to high molalities and for the … activity coefficient, enthalpy, heat capacity, ion-interaction, neodymium chloride, phase equilibrium, … from 297.89 K to 372.08 K and an Extended Pitzer Ion-Interaction Model for the NdCl 3 + H 2 O System …

EUV spectra from N-shell ions of Gd, Dy and W

September 23, 2013
Author(s)
Deirdre Kilbane, John D. Gillaspy, Yuri Ralchenko, Joseph Reader, G. O'Sullivan
… radiation from gadolinium, dysprosium and tungsten ions with an open n=4 shell were performed at the National Institute of Standards and Technology. The ions were produced and confined in an electron beam ion trap … EUV spectra from N-shell ions of Gd, Dy and W …

Atomic Physics in Ion Traps

March 1, 1997
Author(s)
C Monroe, John Bollinger
… Ion traps allow researchers to control the position and … Atomic Physics in Ion Traps …

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. …

Thick Sintered Electrode Lithium-Ion Battery Discharge Simulations: Incorporating Lithiation-Dependent Electronic Conductivity and Lithiation Gradient due to Charge Cycle

April 21, 2021
Author(s)
Daniel S. Hussey, Jacob LaManna, David L. Jacobson, Gary Koenig
… In efforts to increase the energy density of lithium-ion batteries, researchers have attempted to both increase … Thick electrode, Modeling, Discharge Simulation, Lithium-Ion Battery … Thick Sintered Electrode Lithium-Ion Battery Discharge Simulations: Incorporating …

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 …

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 …
Displaying 801 - 825 of 3841
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