Physics

Researchers reached new levels of accuracy in quantum simulations of spin defects using the Oak Ridge Leadership Computing Facility’s Quantum Computing User Program, or QCUP, at the U.S. Department of …
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Scientists have long been trying to understand the behavior of superconductors, materials that have zero electrical resistance when they reach sufficiently low temperatures. Superconductors might be useful for technologies such …
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The COHERENT particle physics experiment at the Department of Energy’s Oak Ridge National Laboratory has firmly established the existence of a new kind of neutrino interaction. Because neutrinos are electrically …
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Frontier is an exascale computer planned for delivery at the Oak Ridge Leadership Computing Facility in 2021. The system will support a wide range of scientific applications for advanced modeling …
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Deep beneath the Earth’s surface, oil and groundwater percolate through gaps in rock and other geologic material. Hidden from sight, these critical resources pose a significant challenge for scientists seeking …
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This month, the American Physical Society (APS) Division of Computational Physics (DCOMP) elected two Oak Ridge Leadership Computing Facility (OLCF) staff members to its executive committee. The National Center for …
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This article is part of a series covering the finalists for the 2018 Gordon Bell Prize that used the Summit supercomputer. The prize winner will be announced at SC18 in November …
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In pursuit of numerical predictions for exotic particles, researchers are simulating atom-building quark and gluon particles over 70 times faster on Summit, the world’s most powerful scientific supercomputer, than on …
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Using the Titan supercomputer at the Oak Ridge Leadership Computing Facility (OLCF), a team of researchers has calculated a fundamental property of protons and neutrons, known as the nucleon axial …
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Nuclear physicists are using the nation’s most powerful supercomputer, Titan, at the Oak Ridge Leadership Computing Facility (OLCF) to study particle interactions important to energy production in the Sun and …
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The same fusion reactions that power the sun also occur inside a tokamak, a device that uses magnetic fields to confine and control plasmas of 100-plus million degrees. Under extreme …
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For staff at the Oak Ridge Leadership Computing Facility (OLCF), attending computing conferences and meetings is valuable, but sharing at scientific meetings where computing resources can have a direct impact …
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A team led by Thomas Jordan of the Southern California Earthquake Center, headquartered at the University of Southern California in Los Angeles, is using the Titan supercomputer to develop physics-based earthquake simulations to better understand earthquake systems, including the potential seismic hazards from known faults and the impact of strong ground motions on urban areas.
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A team of condensed matter theorists at Rutgers University used nearly 10 million Titan core hours to calculate the electronic and magnetic structure of plutonium using a combination of density functional theory calculations and the leading-edge dynamical mean field theory technique.
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Oak Ridge National Laboratory’s (ORNL’s) Bronson Messer shared his knowledge on this subject during the 2014 International Summer School on AstroComputing (ISSAC), held at the University of California’s High-Performance AstroComputing Center (UC-HiPACC) in San Diego, from July 21 to August 1.
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A group of graduate students from the University of Tennessee has the unique opportunity to perform research on Oak Ridge National Laboratory’s Titan.
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