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Displaying 676 - 700 of 4633

Water Dissociation in the Presence of Metal Ions

October 16, 2008
Author(s)
Orkid Coskuner, Emily Jarvis, Thomas C. Allison
… Hydrated metal ions are important in a variety of biological and … of the dynamic local environment associated with these ions remains elusive. We report ab initio molecular dynamics … molecular dynamics, Eigen mechanism, Grotthuss, metal ions, transition path sampling, water dissociation, Zundel …

Golden aspect ratio for ion transport simulation in nanopores

July 5, 2018
Author(s)
Subin Sahu, Michael P. Zwolak
… i.e., regimes of interest to transport through biological ion channels and nanopores. Outside of linear response, it … Ion transport, nanopores, access resistance, ion channels … Golden aspect ratio for ion transport simulation in nanopores …

Channeling-Induced Asymmetric Distortion of Depth Profiles from Polycrystalline-TiN/Ti/TiN(001) Trilayers During Secondary Ion Mass Spectrometry

May 1, 2000
Author(s)
G Ramanath, J E. Greene, I Petrov, J E. Baker, L H. Allen, J Greg Gillen
… and molecular secondary ions are observed during secondary ion mass spectrometry (SIMS) analyses of polycrystalline-TiN/Ti/TiN(001) trilayers using a Cs+ ion beam. The sputter-etching rate R and the secondary ion yield Y from TiN(002) layers are strongly dependent on …

Electron Attachment to SF6 and SO2

July 1, 1991
Author(s)
James K. Olthoff, Richard J. Van Brunt, H. X. Wan, J. H. Moore
… Gold Coast, 1, AS … Proc. 1991 Joint Symp. on Electron and Ion Swarms and Low Energy Electron Scattering …

Infrared Detection of a Phenylboronic Acid Terminated Alkane Thiol Monolayer on Gold Surfaces

June 1, 2004
Author(s)
S H. Brewer, A M. Allen, S E. Lappi, T L. Chasse, Kimberly Briggman, C B. Gorman, S Franzen
… (abbreviated PBA) on a gold surface and the subsequent binding of various sugars to … of the substituted phenyl groups of thePBAadlayer on the gold surface. Solution FTIR spectra and density functional … the identity of the observed vibrational modes on the gold surface of PBA with and without bound sugar. The …

HCI Reduced Barriers in Magnetic Tunnel Junctions

December 7, 2008
Author(s)
Joshua M. Pomeroy, Holger Grube
… conductance of tunnel junctions due to highly charged ion irradiation was shown while demonstrating that tunnelling … 17th International Workshop on Inelastic Ion-Surface Collisions …

Microstructural and Mechanical Characterization of Electrodeposited Gold Films

January 1, 2001
Author(s)
G J. Long, David T. Read, Joseph D. McColskey, K Crago
… and mechanical properties of electrodeposited gold films were evaluated. Specimens were synthesized by electrodeposition of gold on copper foil substrates followed by application of … techniques so as to produce a series of free-standing gold thin-films of dimensions 2.5 m x 200 m x 800 m supported …

BLEVE, or no BLEVE, that is the question - On the superheat limits of solvents commonly used in Li-ion batteries

September 26, 2024
Author(s)
Jiann C. Yang
… superheat limits of five solvents commonly used in Li-ion batteries are calculated using the Peng-Robinson equation … occurrence of BLEVE during a thermal runaway of a Li-ion battery. … BLEVE, equation of state, Li-ion battery, superheat limit, thermodynamics … - On the superheat limits of solvents commonly used in Li-ion batteries …

Measuring the effects of low energy ion milling on the magnetization of Co/Pd multilayers using scanning electron microscopy with polarization analysis

April 30, 2010
Author(s)
Benjamin James McMorran, Aaron C. Cochran, Randy K. Dumas, Kai Liu, Paul Morrow, Daniel T. Pierce, John Unguris
… individual layers, Co(0.4nm)/Pd(0.6nm), on the energy of ion milling is investigated using scanning electron … with polarization analysis (SEMPA). The effect of Ar ion milling on the Co/Pd magnetization angle distribution is compared for ion milling at 50 eV, 1 keV, and 2 keV. We find that 1 keV …

A compact, UHV ion source for enriching 28Si and depositing epitaxial thin films

August 22, 2019
Author(s)
Ke Tang, Hyun S. Kim, Aruna N. Ramanayaka, David S. Simons, Joshua M. Pomeroy
… An ultra-high-vacuum (UHV) compatible Penning ion source for growing pure, highly enriched 28Si epitaxial … discuss the discharge properties of this new source, the ion mass spectrum when coupled to our mass filter, and the secondary ion mass spectroscopy (SIMS) of the grown films. …

NON-CONTACT DIMENSIONAL MEASUREMENTS OF BIPOLAR FUEL CELL PLATES

November 15, 2011
Author(s)
Balasubramanian Muralikrishnan, Wei Ren, Dennis S. Everett, Eric S. Stanfield, Theodore D. Doiron
… Non-contact dimensional measurement of fuel cell plates is critical to the eventual rapid manufacture by … Program, and by numerous manufacturers’ of fuel cell plates. To facilitate this effort, we have explored the use … non-contact dimensional measurements of fuel cell plates using laser spot triangulation probes. Our system …

Electron-Impact Ionization Cross Sections for Polyatomic Molecules, Radicals, and Ions

March 1, 2000
Author(s)
Yong Sik Kim, Karl Irikura
… emphasis on polyatomic molecules and their radicals and ions. The BEB model provides an analytic formula for the … keV in incident electron energy for neutral molecules and ions. The BEB cross sections for some fluorine-containing … electron-impact ionization, ions, polyatomic molecules, radicals …

Surface Modification of Cisplatin-Complexed Gold Nanoparticles and Its Influence on Colloidal Stability, Drug Loading, and Drug Release

November 10, 2017
Author(s)
Jiaojie Tan, Tae Joon Cho, De-Hao Tsai, Jingyu Liu, John M. Pettibone, Rian You, Michael R. Zachariah, Vincent A. Hackley
… Cisplatin-complexed gold nanoparticles (PtII-AuNP) provide a promising strategy … drug delivery, cisplatin, gold nanoparticle, stability, drug loading, release, DMA, … Surface Modification of Cisplatin-Complexed Gold Nanoparticles and Its Influence on Colloidal Stability, …

Spectrum and Energy Levels of the Nd 4+ Free Ion (Nd V)

October 12, 2021
Author(s)
Ali Meftah, J-F Wyart, Jocelyne Sinzelle, Wan-U Lydia Tchang-Brillet, Norbert Champion, Nissan Spector, J Sugar
… emission spectrum, energy levels, fits, free-ion, parametric, triply ionized, wavelengths … Spectrum and Energy Levels of the Nd 4+ Free Ion (Nd V) …

High Resolution Spectrum of Xenon Ions at 13.4 nm

August 1, 2003
Author(s)
S S. Churilov, Y N. Joshi, Joseph Reader
… The observed transitions were identified as belonging to ions from Xe 8+ to Xe 13+ . In the region of importance for … extreme ultraviolet, ions, microlithography, spectrum, wavelengths, xenon … High Resolution Spectrum of Xenon Ions at 13.4 nm …

Fast quantification of nanorod geometry by DMA-spICP-MS

February 18, 2019
Author(s)
Jiaojie Tan, Yong Yang, Hind El Hadri, Mingdong M. Li, Vincent A. Hackley, Michael R. Zachariah
… coupled plasma mass spectrometry (spICP-MS). Seven gold nanorod samples with different dimensions (diameters … ion mobility analysis, gold nanorod, high aspect particles, …

Ultra-high contrast coherent population trapping resonances in a cold-atom microwave clock

November 29, 2017
Author(s)
Xiaochi Liu, V. I. Yudin, A. V. Taichenachev, John Kitching, Elizabeth Donley
… A cold-atom coherent population trapping clock can achieve a better long-term frequency … atomic clock, coherent population trapping, light shifts, ramsey spectroscopy … Ultra-high contrast coherent population trapping resonances in a cold-atom microwave clock …

Tools and Procedures for Quantitative Microbeam Isotope Ratio Imaging by Secondary Ion Mass Spectrometry

July 1, 2003
Author(s)
John G. Gillen, David S. Bright
… In this work we demonstrate the use of secondary ion mass spectrometry (SIMS) combined with the Lispix image … Mg isotopic ratios. Using 19.5 keV impact O- primary ion bombardment and detection of positive secondary ions, … isotope ratio, isotope ratio imaging, secondary ion imaging, secondary ion mass spectrometry, surface analysis …
Displaying 676 - 700 of 4633
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