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Displaying 1026 - 1050 of 4258

Chloride Ion Activity and Susceptibility of Al Alloys 7075-T6 and 5083-H131 to Stress Corrosion Cracking

March 1, 2013
Author(s)
Richard E. Ricker, Eun Lee, R. Taylor, C. Lei, B. Pregger, E. Lipnickas
… The influence of chloride ion activity on the susceptibility of aluminum alloys … and ductility of both alloys decreased with chloride ion activity in a manner that indicates a chemical reaction … of magnitude slower. It was deduced that the chloride ion interacts chemically with the passivated surface in the …

High-Throughput Nanopore Fabrication and Classification Using Xe-Ion Irradiation and Automated Pore-Edge Analysis

September 26, 2022
Author(s)
Michal Macha, Sanjin Marion, Mukesh Tripathi, Martina Lihter, Alex Smolyanitsky, Andras Kis, Aleksandra Radenovic
… permeation properties. In this work, we investigate Xe-ion focused ion beam as a tool for scalable, large-area nanopore … are investigated in terms of their emerging water and ion flow properties through extensive all-atom molecular … Nanopore Fabrication and Classification Using Xe-Ion Irradiation and Automated Pore-Edge Analysis …

Entangled Mechanical Oscillators

June 4, 2009
Author(s)
John D. Jost, Jonathan Home, Jason Amini, David Hanneke, R. Ozeri, Christopher Langer, John J. Bollinger, Dietrich G. Leibfried, David J. Wineland
… demonstrate entanglement of an internal state of an atomic ion with a separated mechanical oscillator. These results … atom trapping, ion trapping, laser cooling, laser spectroscopy, quantum …

Charge state dependent energy deposition by ion impacts

August 5, 2011
Author(s)
Russell E. Lake, Joshua M. Pomeroy, Holger Grube, C E. Sosolik
… XeQ+ (26 Q 44) projectiles. Tunnel junction devices with ion-irradiated barriers were used to amplify the effect of … Charge state dependent energy deposition by ion impacts …

An Optical Clock Based on a Single Trapped Hg + Ion

January 1, 2001
Author(s)
Scott A. Diddams, T Udem, K R. Vogel, Christopher W. Oates, E A. Curtis, W D. Lee, Wayne M. Itano, Robert E. Drullinger, James C. Bergquist, Leo W. Hollberg
… 1.064-petahertz transition of a single trapped ^199Hg^+ ion. A clockwork based on a mode-locked femtosecond laser … An Optical Clock Based on a Single Trapped Hg + Ion …

Smoke Production and Detection From Lithium Ion Battery Powered E-Scooter Fires in a Compartment

March 26, 2026
Author(s)
Amy Mensch, Emma Veley, Sebastian Seda, Artur Chernovsky
… Increased use of lithium-ion batteries in consumer products poses a risk for fires … a common standing electric scooter, the 281 Wh lithium-ion battery pack was sent into thermal runaway within a small … Smoke Production and Detection From Lithium Ion Battery Powered E-Scooter Fires in a Compartment …

UniSpec: Deep Learning for Predicting the Full Range of Peptide Fragment Ion Series to Enhance the Proteomics Data Analysis Workflow

February 8, 2024
Author(s)
Joel Lapin, Xinjian (Eric) Yan, Qian Dong
… models are strong at predicting their respective fragment ion series, UniSpec particularly shines in generating more complex MS2 spectra with diverse ion annotations. The integration of UniSpec's predictions … Learning for Predicting the Full Range of Peptide Fragment Ion Series to Enhance the Proteomics Data Analysis Workflow …

Sizing the Bacillus anthracis PA63 Channel with Nonelectrolyte Poly(ethylene glycols)

August 1, 2008
Author(s)
Brian J. Nablo, Kelly Halverson, Joseph W. Robertson, Tam Nguyen, Rekha Panchal, Rick Gussio, Sina Bavari, Oleg V. Krasilnikov, John J. Kasianowicz
… glycol), PEG, were used to estimate the diameter of the ion channel formed by Bacillus anthracis protective antigen … anthrax, channel size, edema factor, ion channel, lethal factor, poly(ethylene glycol), protective …

Electrodeposition of Ternary Pt_(100-x-y)Co_(x)Ni_(y) Alloys

November 7, 2013
Author(s)
Carlos M. Hangarter, Yihua Y. Liu, D. Pagonis, Ugo Bertocci, Thomas P. Moffat
… adsorption and underpotential co-deposition of the iron group metals, whose onset overlaps with the Hupd region. Excess alloying enthalpy between Pt and the iron group metals supports the underpotential deposition of the iron group metals during on-going Pt deposition. The total …

Structure and Property Characterization of Porous Low-k Dielectric Constant Thin Films Using X-ray Reflectivity and Small Angle Neutron Scattering

February 1, 2001
Author(s)
Eric K. Lin, Wen-Li Wu, C Jin, J T. Wetzel
… A novel methodology using a combination of high energy ion scattering, x-ray reflectivity, and small angle neutron … porous thin films for use as low-k dielectric materials. Ion scattering is used to determine the elemental composition … ion scattering spectroscopy, low-k dielectric material, …

Chemical Twinning of the Pyrochlore Structure in the System Bi 2 O 3-Nb 2O 5

January 28, 2007
Author(s)
Ian E. Grey, W G. Mumme, Terrell A. Vanderah, Robert S. Roth, C Bougerol-Chaillout
… New ternary bismuth iron niobates having structures based on chemical twinning of … Bi5.67Nb10FeO35, Bi9.3Nb16.9Fe1.1O57.8, bismuth iron niobates, crystal structure, x-ray diffraction …

Field Ion Emission in an Atom Probe Microscope Triggered by Femtosecond-Pulsed Coherent Extreme Ultraviolet Light

March 12, 2020
Author(s)
Ann C. Chiaramonti Debay, Luis Miaja Avila, Benjamin W. Caplins, Paul T. Blanchard, Norman A. Sanford, Brian Gorman, David R. Diercks
… generation in an Ar filled hollow waveguide, triggers ion emission from the specimen apex. The composition measured … is not known a priori. The possible thermal and athermal ion emission mechanisms that may be operating in EUV APT are … Field Ion Emission in an Atom Probe Microscope Triggered by …

Ni(ll) Specifically Cleaves the C-Terminal Tail of the Major Variant of Histone H2A and Forms an Oxidative Damage-Mediating Complex with the Cleaved-Off Octapeptide

July 1, 2000
Author(s)
W Bal, R Liang, J Lukszo, S Lee, M. Dizdaroglu, K S. Kasprzak
… H2A, was found previously by us to undergo at pH 7.4 a Ni(II)-assisted hydrolysis of the E-S peptide bond with formation of a stronger Ni(II) complex with the SHHK-amide product [Bal, W., et al., … characterize the hydrolysis and test the resulting Ni(II) complex for redox activity, bovine H2A and three …
Displaying 1026 - 1050 of 4258
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