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Displaying 676 - 700 of 2538

Quantum amplification of boson-mediated interactions

May 13, 2021
Author(s)
Shaun C. Burd, Raghavendra Srinivas, Hannah M. Knaack, Wenchao Ge, Andrew C. Wilson, David J. Wineland, Dietrich Leibfried, John J. Bollinger, David T. Allcock, Daniel Slichter
… of a boson-mediated interaction between two trapped-ion qubits by parametric modulation of the trapping … Squeezing, trapped ion, quantum information processing, entanglement …

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 …

Non-magnetic ion site disorder effects on the quantum magnetism of a spin-1/2 equilateral triangular lattice antiferromagnet

March 10, 2022
Author(s)
Qing Huang, R. Rawl, W. W. Xie, E. S. Chou, V. S. Zapf, X. X. Ding, C. Mauws, C. R. Wiebe, E. X. Feng, H. B. Cao, W. Tian, J. Ma, Yiming Qiu, Nicholas Butch, H. D. Zhou
… With the motivation to study how non-magnetic ion site disorder affects the quantum magnetism of … of Ba2.87Sr0.13CoSb2O9 with Sr doping on non-magnetic Ba2+ ion sites. The results show that Ba2.87Sr0.13CoSb2O9 exhibits … Ba3CoSb2O9, which demonstrates that the non-magnetic ion site disorder (the Sr doping) plays a complex role on the …

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 …

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 …

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 …

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, …

Experiments at NIST with Trapped Ions: 3-D Zero-Point Cooling, Quantum Gates, Bragg Scattering, and Atomic Clocks

June 12, 1995
Author(s)
C Monroe, A S. Barton, James C. Bergquist, D J. Berkeland, John Bollinger, F C. Cruz, Wayne M. Itano, Steven R. Jefferts, Branislav M. Jelenkovic, B E. King, D M. Meekhof, J D. Miller, M E. Poitzsch, Joseph N. Tan
… transitions in the resolved sideband regime to cool single ions to the n = 0 zero-point energy. This has allowed … Experiments at NIST with Trapped Ions: 3-D Zero-Point Cooling, Quantum Gates, Bragg …

Dissipative production of a maximally entangled steady state of two quantum bits

December 19, 2013
Author(s)
John P. Gaebler, Yiheng Lin, Florentin Reiter, Ting Rei Tan, Ryan S. Bowler, Anders Sorensen, Dietrich G. Leibfried, David J. Wineland
Entangled states are a key resource in fundamental quantum physics, quantum cryptography, and quantum computation [1]. To date, controlled unitary interactions applied to a quantum system, so-called "quantum gates'', have been the most widely used method
Displaying 676 - 700 of 2538
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