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Displaying 451 - 475 of 3311

Separation of Inner Shell Vacancy Transfer Mechanisms in Collisions of Slow Ar17+ Ions with SiO2

January 1, 2001
Author(s)
Z Berenyi, N Stolterfoht, E Takacs, J Pedulla, R Deslattes, J Gillaspy, R Minniti, L Ratliff
… when 130 and 200 keV kinetic energy hydrogen-like argon ions impact silicon dioxide surfaces. Specifically, we were … highly charged ions, surface interactions, vacancy transfer, x-ray … Vacancy Transfer Mechanisms in Collisions of Slow Ar17+ Ions with SiO2 …

Broadening of the drumhead mode spectrum due to in-plane thermal fluctuations of two-dimensional trapped-ion crystals in a Penning trap

November 5, 2020
Author(s)
Athreya Shankar, Chen Tang, Matthew Affolter, Kevin Gilmore, Daniel H. Dubin, Scott E. Parker, Murray Holland, John Bollinger
… this work, we establish in-plane thermal fluctuations in ion positions as a major contributor to the broadening of the … Penning trap, quantum simulation, quantum sensing, trapped-ion crystals … in-plane thermal fluctuations of two-dimensional trapped-ion crystals in a Penning trap …

Stacking Faults Assist Lithium-Ion Conduction in a Halide-Based Superionic Conductor

April 6, 2022
Author(s)
Elias Sebti, Hayden Evans, Hengning Chen, Peter Richardson, Kelly White, Raynald Giovine, Krishna P. Koirala, Yaobin Xu, Eliovardo Gonzalez-Correa, Chongmin Wang, Craig Brown, Anthony Cheetham, Pieremanuele Canepa, Raphaele Clement
… of defect-enabled Li + conduction in this class of Li-ion conductors. … Stacking Faults, Ion Conductor, diffraction, solid-state battery … Stacking Faults Assist Lithium-Ion Conduction in a Halide-Based Superionic Conductor …

NIST Micronutrients Measurement Quality Assurance Program: 1984-1985 Comparability Studies Results for Round Robins I, II, III and V Fat Soluble Vitamins and Carotenoids in Human Serum

February 8, 2019
Author(s)
Jeanice M. Brown Thomas, David L. Duewer, Margaret C. Kline, William A. MacCrehan, Robert Paule, Reenie Parris, Willie May, Robert Schaffer
… comparability improvement studies: Round Robins I, II, III, and V (selenium and zinc were the only analytes in Round … in Round Robins I and II, fortified sera in Round Robin III, and natural plasma in Round Robin V. Participant results … II between January 14 and February 19, 1985; Round Robin III between March 2 and May 30, 1985; and Round Robin V …

Electrolyte stability determines scaling limits for solid-state 3D Li-ion batteries

December 20, 2011
Author(s)
Dmitry A. Ruzmetov, Vladimir P. Oleshko, Paul M. Haney, Henri J. Lezec, K Karki, K Baloch, Amit K. Agrawal, Albert Davydov, Sergiy Krylyuk, Y Liu, JY Huang, Mihaela M. Tanase, John Cumings, Albert A. Talin
… Rechargeable, all-solid state Li-ion batteries (LIBs) with high specific capacity and small … Lithium ion battery, nanowire, nanobattery, in situ transmission … stability determines scaling limits for solid-state 3D Li-ion batteries …

Collisional Energy Dependence of Peptide Ion Fragmentation

March 1, 2009
Author(s)
Pedatsur Neta, Y Simon-Manso, Xiaoyu Yang, Stephen Stein
… The collision voltage at which the sum of the fragment ion abundances was equal to the remaining parent ion (V 1/2 ) was the principal measure of fragmentation. Each … a relative measure of the ease of fragmentation of an ion in each class. A few peptides with certain structures do …

Effect of N-Terminal Glutamic Acid and Glutamine on Fragmentation of Peptide Ions

March 27, 2010
Author(s)
Bhaskar Godugu, Pedatsur Neta, Yamil Simon, Stephen Stein
… path for electrospray generated tryptic peptide ions is the dissociation of the peptide bond linking the … peptide ions, mass spectrometry, collision induced dissociation, … Glutamic Acid and Glutamine on Fragmentation of Peptide Ions …

Sympathetic Cooling of Trapped Ions for Quantum Logic

January 1, 2000
Author(s)
D Kielpinski, B E. King, C J. Myatt, C A. Sackett, Q A. Turchette, Wayne M. Itano, C Monroe, David J. Wineland
… to the fidelity of quantum logic operations on trapped ions arises from heating of the ions’ collective modes of motion. Sympathetic cooling of the ions during the logic operations may eliminate this source of … Sympathetic Cooling of Trapped Ions for Quantum Logic …

Simplified Quantum Logic with Trapped Ions

January 1, 1997
Author(s)
C Monroe, Dietrich Leibfried, B E. King, D M. Meekhof, Wayne M. Itano, David J. Wineland
… logic with a collection of laser-cooled trapped atomic ions. Building on the scheme of Cirac and Zoller, we show how … Simplified Quantum Logic with Trapped Ions …

Inductively Coupled Plasmas in Low Global Warming Potential Gases

August 1, 2000
Author(s)
Amanda N. Goyettes, Yicheng Wang, James K. Olthoff
… applications. Measurements were made using a combined ion energy analyser-mass spectrometer that samples ions … effects of plasma operating conditions and Ar dilution on ion fluxes and energies were examined. Nearly complete … in CF 3 I discharges and I + comprises almost all of the ion yield. Mean ion energies range from 5-10 eV for the …

A Hierarchical World Model for an Autonomous Scout Vehicle

April 5, 2002
Author(s)
Stephen B. Balakirsky, Tommy Chang, Tsai H. Hong, Elena R. Messina, Michael O. Shneier
… is being developed for the Army Research Laboratory's Demo III Autonomous Scout Vehicle experiment. … 4D/RCS, Autonomous vehicle, Demo III, hierarchical world model, path planning, sensory …

Structure-Property Relationships at Nafion Thin-Film Interfaces: Thickness Effects on Hydration and Anisotropic Ion Transport

April 3, 2018
Author(s)
Steven C DeCaluwe, Andrew M. Baker, Pavan Bhargava, John E. Fischer, Joseph Dura
… which are compared to published results to estimate the ion mobility in the sample layers. Results demonstrate that … required for accurate conductivity predictions, and that ion mobility decreases as a function of proximity to the … Interfaces: Thickness Effects on Hydration and Anisotropic Ion Transport …

Characterization and Ion-Induced Degradation of Cross-Linked Poly(Methyl Methacylate) Studies Using Time of Flight Secondary Ion Mass Spectrometry

December 30, 2006
Author(s)
M S. Wagner, K Lenghaus, John G. Gillen, Michael J. Tarlov
… transfer radical polymerization. Positive and negative ion static time-of-flight secondary ion mass spectrometry (ToF-SIMS) was used to characterize SIP … However, matrix effects in the positive and negative ion modes led to preferential secondary ion generation from …

Ultraprecise optical-frequency stabilization with heterogeneous III-V/Si lasers

September 15, 2020
Author(s)
Liron Stern, Wei Zhang, Lin Chang, Joel Guo, Chao Xiang, Minh A. Tran, Duanni Huang, Jon Peters, David Kinghorn, John E. Bowers, Scott Papp
… experiments with a heterogeneously integrated III/V-Si widely tunable laser and a high-finesse, … optical-frequency stabilization with heterogeneous III-V/Si lasers …

SURF III: A flexible Synchrotron Radiation Source for Radiometry and Research

September 1, 2011
Author(s)
Uwe Arp, Charles W. Clark, Lu Deng, Nadir S. Faradzhev, Alex P. Farrell, Mitchell L. Furst, Steven E. Grantham, Edward W. Hagley, Shannon B. Hill, Thomas B. Lucatorto, Ping-Shine Shaw, Charles S. Tarrio, Robert E. Vest
… far-infrared. Compact low-energy storage rings like SURF III are perfect sources for radiometric applications, because … SURF III: A flexible Synchrotron Radiation Source for Radiometry …

Spatially Resolved Potential and Li-Ion Distributions Reveal Performance-Limiting Regions in Solid-State Batteries

October 19, 2021
Author(s)
Elliot Fuller, Evgheni Strelcov, Jamie Weaver, Michael Swift, Joshua Sugar, Andrei Kolmakov, Nikolai Zhitenev, Jabez J. McClelland, Yue Qi, Joseph Dura, Alec Talin
… probe force microscopy, neutron depth profiling, lithium ion conductor, lithium ion battery, solid electrolyte, first-principles … Spatially Resolved Potential and Li-Ion Distributions Reveal Performance-Limiting Regions in …

Understanding the Risk of Lithium-Ion Battery Fires - multi-source data analysis

March 10, 2026
Author(s)
Stanley Gilbert, Hongqiang Fang, David Butry, Wai Cheong Tam, Michelle Donnelly, Juan Fung
… Lithium ion battery (LIB) fires are a growing problem that extends … Lithium Ion Batteries, Fire, NFIRS, AI Analysis, Battery Electric … Understanding the Risk of Lithium-Ion Battery Fires - multi-source data analysis …
Displaying 451 - 475 of 3311
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