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Search Publications

NIST Authors in Bold

Displaying 801 - 825 of 3311

Observation of a fault tolerance threshold with concatenated codes

December 9, 2025
Author(s)
Grace Sommers, Michael Foss-Feig, David Hayes, David Huse, Michael Gullans
… noise. We implement our state preparation protocol on ion-trap hardware with added noise to demonstrate the … quantum computing, quantum error correction, ion traps …

Temperature-Controlled Depth Profiling in Poly (methylmethacrylate) (PMMA) Using Cluster Secondary Ion Mass Spectrometry (SIMS) II. An Investigation of Sputter-Induced Topography, Chemical Damage and Depolymerization Effects

February 1, 2007
Author(s)
Christine M. Mahoney, Albert J. Fahey, John G. Gillen, Chang Xu, James Batteas
… Secondary Ion Mass Spectrometry (SIMS) employing an SF polyatomic primary ion source was used to depth profile Poly(methyl … rates, damage cross sections, and overall secondary ion stability) were monitored as a function of temperature. … Poly (methylmethacrylate) (PMMA) Using Cluster Secondary Ion Mass Spectrometry (SIMS) II. An Investigation of …

Recent progress in spectroscopy of tungsten

May 20, 2011
Author(s)
Alexander Kramida
… Most of the measurements were made using electron-beam ion traps (EBITs). Two laser-spectroscopy studies resulted in … lifetimes and transition probabilities of W II and W III. A few tens of theoretical studies of tungsten spectra … some light on the complex electronic structure of this ion and identifies some experimentally observed transitions. …

Development of a Robust Early-Stage Thermal Runaway Detection Model for Lithium-ion Batteries

October 22, 2024
Author(s)
Wai Cheong Tam, Jian Chen, Wei Tang, Qi Tong, Hongqiang Fang, Anthony Putorti
… model for early-stage thermal runaway of a lithium-ion battery utilizing acoustics and a deep learning paradigm. A series of single-cell lithium-ion battery tests is conducted. Different state-of-charge … Early-Stage Thermal Runaway Detection Model for Lithium-ion Batteries …

Relaxation timescales and decay of correlations in a long-range interacting quantum simulator

August 1, 2013
Author(s)
John J. Bollinger, Mauritz van den Worm, Rytis Paskauskas, Brian C. Sawyer, Michael Kastner
… also for the interpretation of data from cold atom or ion experiments. Here we study the time evolution of … these results for benchmarking a recently developed ion-trap based quantum simulator. … ion trap, Ising model, long-range interactions, quantum …

Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS) for High-Throughput Characterization of Biosurfaces

January 1, 2003
Author(s)
S V. Roberson, A Sehgal, Albert J. Fahey, Alamgir Karim
… film. In this preliminary work, we tracked the secondary ion intensities of various species along the 45 mm length of … film. We noticed consistent trends, with the secondary ion signals for oxidized species steadily increasing with the … Time-of-Flight Secondary Ion Mass Spectrometry (TOF-SIMS) for High-Throughput …

Ferroelectricity in Polar Polymer-based FETs: A Hysteresis Analysis

January 15, 2018
Author(s)
Vasileia Georgiou, Dmitry Veksler, Jason Campbell, Jason Ryan, Pragya Shrestha, D. E. Ioannou, Kin P. Cheung
There is an increasing number of reports on polar polymer-based Ferroelectric Field Effect Transistors (FeFETs), where the hysteresis of the drain current - gate voltage (Id-Vg) curve is investigated as the result of the ferroelectric polarization effect

Ionic Hydrogen bond Networks and Ion Solvation 1. An Efficient Monte Carlo / Quantum Mechanical Method for Structural Search and Energy Computation: Ammonium / Water

February 25, 2009
Author(s)
Yi-Lei Zhao, Michael Mautner, Carlos A. Gonzalez
… we compute the stepwise hydration energy of the ammonium ion in NH4 +(H2O)n clusters (n = 1-8), for which experimental … this work should be useful for simulating relatively large ion/solvent systems. … Ionic Hydrogen bond Networks and Ion Solvation 1. An Efficient Monte Carlo / Quantum …

Computer Simulations of Ionomer Self-Assembly and Dynamics

May 17, 2007
Author(s)
Moonjoy Goswami, S K. Kumar, Aniket Bhattacharya, Jack F. Douglas
… are found to be quite sensitive to the dissociated ion species. … dipole, glass-formation, ion diffusivity, ionomer, multiplets, self-assembly, …

Epitaxial Al/GaAs/Al tri-layers fabricated using a novel wafer-bonding technique

September 15, 2020
Author(s)
Anthony McFadden, Aranya Goswami, Michael Seas, Corey Rae McRae, Ruichen Zhao, David P. Pappas, Christopher J. Palmstrom
… have been fabricated using a wafer-bonding technique. III-V semiconductor/Al structures are grown by molecular beam epitaxy on III-V semiconductor substrates and bonded to silicon and sapphire. Selective etching is used to remove the III-V substrate followed by surface cleaning and …

Direct, Operando Observation of the Bilayer Solid Electrolyte Interphase Structure: Electrolyte Reduction on a Non-Intercalating Electrode

February 1, 2019
Author(s)
Christopher H. Lee, Joseph Dura, Amy LeBar, Steven C. DeCaluwe
… interphase remains a central challenge to lithium-ion battery durability, in part due to poor understanding of … design of durable, conductive SEI layers for Li-ion batteries for a range of applications. … Li ion battery, SEI, in operando diagnostics, non-intercalating …
Displaying 801 - 825 of 3311
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