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Displaying 1951 - 1975 of 3842

Atomistic Factors Governing Adhesion between Diamond, Amorphous Carbon, and Model Diamond Nanocomposite Surfaces

October 1, 2010
Author(s)
Pamela L. Piotrowski, Rachel J. Cannara, Guangtu Gao, Joseph J. Urban, Robert W. Carpick, Judith A. Harrison
… that are not easily changed in an experiment, including hydrogen coverage, commensurability, and atomic roughness. … than for self-mated diamond(111)(1x1) contacts for all hydrogen coverages examined. As well, the relative alignment … The calculated W values show a modest dependence on hydrogen coverage, whereby an optimal coverage is found which …

Round-Robin Study of Implants in Si and SiO 2 by SIMS, RBS, and NAA

December 31, 1990
Author(s)
Peter Roitman, David S. Simons, P Chi, Richard M. Lindstrom, G. E. Lux, S. Baumann, S. W. Novak, R. G. Wilson, D. Farrington, J. Keenan, F. A. Stevie, J. L. Moore, R. B. Irwin, A. J. Filo, C. W. Magee, R. Alcorn, D. File
… Proc., Seventh International Conference on Secondary Ion Mass Spectrometry (SIMS VII) …

Quantum Monte Carlo for Difficult Systems

February 1, 2001
Author(s)
J A. Harkless, W A. Lester, Jr.
… studies of the propargyl radical, C 3 H 3 , peroxynitrite ion, ONOO-, nitrogen atom excited state transition energy, … nitrogen atom excited state transition, peroxynitrite ion, propargyl radical, QMC, quantum Monte Carlo, transition …

Sheath Model for Radio-Frequency-Biased, High-Density Plasmas, Valid for all O/O Iota

December 1, 2000
Author(s)
Mark A. Sobolewski
… (rf) bias applied at frequencies ω comparable to ω i , the ion plasma frequency at the edge of the sheath. The model treats ion dynamics using fluid equations, including all … than that obtained by models that neglect time-dependent ion dynamics. In particular, differences of as much as 40-50% …

Nitration of alkyl substituted 4-aryl(benzoyl)pyridynes

May 1, 1982
Author(s)
Anzor I. Mikaia, Nikolay A. Prostakov, Anatolyi Soldatenkov, AP Krapivko, AA Fomichev, AA Ustenko
… Peri-effect leading to a base peak of [M-NO2] ion in the spectra of dinitro diarenes is described along …

Chapter: Structure and phase behavior of polyampholytes and polyzwitterions

March 4, 2022
Author(s)
Phillip Pickett, Yuanchi Ma, Vivek Prabhu, Michael Lueckheide, Nicholas Posey
… the entire polymer structure. These special classes of ion-containing polymers have many applications enabled by … the unique solution-responsive behaviors of these ion-containing polymers and how their chemistry is used to …

TRC Thermodynamic Tables, Non-Hydrocarbons Supplement NH-101

August 3, 2009
Author(s)
Michael D. Frenkel
… Pages db-290.0 through db-290.9: New table for hydrogen sulfide containing the density for the real fluid at … Pages jk-290.0 through jk-290.9: New table for hydrogen sulfide containing the speed of sound for the real … Pages jl-290.0 through jl-290.9: New table for hydrogen sulfide containing the adiabatic compressibility for …

Insertion of Dengue E into Lipid Bilayers Studied by Neutron Reflectivity Molecular Dynamics Simulations

February 13, 2018
Author(s)
Juan M. Vanegas, Frank Heinrich, David M. Rogers, Bryan D. Carson, Sadie La Bauve, Briana C. Vernon, Sushil K. Satija, Aihua Zheng, Margaret Kielian, Susan B. Rempe, Michael S. Kent
… show that tilting of the protein correlates with hydrogen bond formation between lysines located on the sides … the tip (K246 and K247) and nearby lipid headgroups. These hydrogen bonds provide the majority of the interaction energy …

The Decomposition and Isomerization of 5-Methylhex-1-yl Radical

July 9, 2010
Author(s)
Iftikhar A. Awan, William S. McGivern, Wing Tsang, Jeffrey A. Manion
… is deduced to be a factor of 4.0 ± 0.7 faster on a per hydrogen basis than the analogous abstraction of a secondary hydrogen in 1-hexyl radical. The estimated uncertainty …

Polyelectrolyte association and solvation

July 10, 2018
Author(s)
Alexandros Chremos, Jack F. Douglas
There has been significant interest in the tendency of highly charged particles having the same charge to form dynamic clusters in solution, but an accepted theoretical framework that can account for this ubiquitous phenomenon has been slow to develop. The

Temperature dependent 29Si incorporation during deposition of highly enriched 28Si films

November 16, 2017
Author(s)
Kevin J. Dwyer, Hyun S. Kim, David S. Simons, Joshua M. Pomeroy
… into highly enriched 28Si films deposited by hyperthermal ion beams at elevated temperatures in the dilute presence of … in situ beyond 99.99998 % 28Si onto Si(100) using an ion beam deposition system and seek to systematically vary … measure the impact on quantum coherence. We use secondary ion mass spectrometry to measure the residual 29Si isotope …

Interpretation of Effects at the Static Fatigue Limit of Soda-Lime-Silicate Glass

December 1, 2005
Author(s)
Theo Fett, J -. Guin, Sheldon M. Wiederhorn
… layer is built up on the crack surface as a consequence of ion exchange at the crack tip. This model extends the one presented earlier by Bunker and Michalske. Ion exchange between hydronium (H3O+) in the solution and … by the basic solutions that form as a consequence of ion exchange; for the fact that crack tip bifurcation is …

2,5-Dihydroxybenzoic Acid: Laser Desorption/Ionisation as a Function of Elevated Temperature

March 1, 2005
Author(s)
William E. Wallace, Mark Arnould, R Knochenmuss
… dependence of laser desorption/ionization (LDI) ion yields has been measured for 2,5-dihydroxybenzoic acid … C using time-of-flight mass spectrometry. A steep rise in ion production occurs at 90 C, achieving a maximum between … of the sample into the vacuum. The overall trend in ion production is well described by a comprehensive two-step …
Displaying 1951 - 1975 of 3842
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