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Displaying 426 - 450 of 2904

Experimental Uhrig Dynamical Decoupling Using Trapped Ions

June 25, 2009
Author(s)
Michael J. Biercuk, Hermann Uys, Aaron Vandevender, Nobuyasu Shiga, Wayne M. Itano, John J. Bollinger
… Our qubit system consists of a crystalline array of 9 Be + ions confined in a Penning trap. We use an electron-spin-flip … Experimental Uhrig Dynamical Decoupling Using Trapped Ions …

Measurements of 25 Mg + and 27 Al + magnetic constants for improved ion clock accuracy

July 15, 2019
Author(s)
Samuel M. Brewer, Jwo-Sy Chen, Aaron M. Hankin, Ethan Clements, Chin-wen Chou, Kyle Beloy, Will McGrew, Xiaogang Zhang, Robert J. Fasano, Daniele Nicolodi, Holly Leopardi, Tara Fortier, Scott Diddams, Andrew Ludlow, David J. Wineland, David Leibrandt, David Hume
… 358(60) X 10-5 and the nuclear g-factor for the free 25Mg+ ion gI' = 1.861 957 83(28) X 10-4. … of 25 Mg + and 27 Al + magnetic constants for improved ion clock accuracy …

Formation of Solid Electrolyte Interface on Cycled Lithium-Ion Battery Cathodes: Soft X-ray Absorption Study

May 3, 2002
Author(s)
Mahalingam Balasubramanian, James McBreen, Xiao-Qing Yang, H S. Lee, A R. Moodenbaugh, Daniel A. Fischer, Ziwen Fu, D Abraham
… Lithium-ion batteries are promising candidates for hybrid electric … to study the nature of the SEI layers in lithium-ion battery cathodes. … cathode, hybrid electric vehicles (HEV), lithium-ion batteries, solik electrolyte intervace (SEI) … Formation of Solid Electrolyte Interface on Cycled Lithium-Ion Battery Cathodes: Soft X-ray Absorption Study …

Achieving 0.2 % Relative Expanded Uncertainty in Ion Chromatography Analysis using a High-Performance Methodology

April 12, 2011
Author(s)
Ryan G. Brennan, Therese A. Butler, Michael R. Winchester
… spectrometry (ICP-OES) has been successfully translated to ion chromatography (IC) to enable analyses with extremely low … high-performance (HP), ion chromatography (IC), low uncertainty, anion SRM … Achieving 0.2 % Relative Expanded Uncertainty in Ion Chromatography Analysis using a High-Performance …

Automated SIMS for Determining Isotopic Distributions in Particle Polutations

February 1, 1998
Author(s)
David S. Simons, John G. Gillen, Cynthia J. Zeissler, R H. Fleming, P J. McNitt
… throughput is achieved by using a commercial secondary ion microscope to collect direct ion images simultaneously from multiple particles within the … image pairs are recorded by spatially resolved single ion counting with a resistive anode encoder (RAE) image …

Separation of Inner Shell Vacancy Transfer Mechanisms in Collisions of Slow Ar 17+ Ions with SiO 2

January 1, 2001
Author(s)
E Takacs, Z Ber nyi, John D. Gillaspy, L P. Ratliff, Ronaldo Minniti, J Pedulla, R Deslattes, N Stolterfoht
… the spectrum of x-rays emitted when 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 Ar 17+ Ions with SiO 2 …

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 …

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 …

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 …

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 …
Displaying 426 - 450 of 2904
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