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Nuclear Physics

Solving A Beta Decay Puzzle
2 years ago

Solving A Beta Decay Puzzle

By  •  2 years ago  •  Featured, Science

OAK RIDGE, Tenn., March 11, 2019—An international collaboration including scientists at the Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) solved a 50-year-old puzzle that explains why beta decays …
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Award Finalists Demonstrate Improved QCD Code for Supercomputing
2 years ago

Award Finalists Demonstrate Improved QCD Code for Supercomputing

By  •  2 years ago  •  Featured, Science

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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With Supercomputing Power and an Unconventional Strategy, Scientists Solve a Next-Generation Physics Problem
2 years ago

With Supercomputing Power and an Unconventional Strategy, Scientists Solve a Next-Generation Physics Problem

By  •  2 years ago  •  Science

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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Another First for Quantum
2 years ago

Another First for Quantum

By  •  2 years ago  •  Science

The beginnings of quantum computing bring about many firsts. In 2010 a team led by B. P. Lanyon simulated a hydrogen molecule, H2, on a quantum system for the first …
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Nuclear Physicists Wield HPC to Uncover Magic Isotopes
2 years ago

Nuclear Physicists Wield HPC to Uncover Magic Isotopes

By  •  2 years ago  •  Science

Where do elements come from? How does the strong force bind subatomic particles into nuclei? What can scientists understand from nuclei with unusual proton–neutron ratios? Nuclear physicists at the US …
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Particle Interactions Calculated on Titan Support the Search for New Physics Discoveries
3 years ago

Particle Interactions Calculated on Titan Support the Search for New Physics Discoveries

By  •  3 years ago  •  Science

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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Jansen Recognized for Development of Method That Enhances Physics Research
3 years ago

Jansen Recognized for Development of Method That Enhances Physics Research

By  •  3 years ago  •  People

The study of the atomic nucleus is important to both the subatomic world of particle physics and hands-on research in the nuclear, chemical, and materials sciences. By simulating nuclei using …
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Fundamental Fission Modeling Finds a Foothold
4 years ago

Fundamental Fission Modeling Finds a Foothold

By  •  4 years ago  •  Science

While trying to fatten the atom in 1938, German chemist Otto Hahn accidentally split it instead. This surprising discovery put modern science on the fast track to the atomic age …
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Physics Researchers Question Calcium 52’s Magic
4 years ago

Physics Researchers Question Calcium 52’s Magic

By  •  4 years ago  •  Science

For decades nuclear physicists have tried to learn more about which elements, or their various isotopes, are “magic.”

This is not to say that they display supernatural powers. Magic atomic …
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One Billion Processor Hours Awarded to 22 Projects through ALCC
4 years ago

One Billion Processor Hours Awarded to 22 Projects through ALCC

By  •  4 years ago  •  Science

The US Department of Energy (DOE) Office of Science has awarded nearly 1 billion processor hours to 22 projects at the Oak Ridge Leadership Computing Facility (OLCF)— a DOE Office …
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Code Speedup Strengthens Researchers’ Grasp of Neutrons
5 years ago

Code Speedup Strengthens Researchers’ Grasp of Neutrons

By  •  5 years ago  •  Science

A team led by James Vary of Iowa State University leveraged Titan to simulate clusters of neutrons called “neutron drops” to understand their properties better.
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High Honors For OLCF Users

By  •  7 years ago  •  People

Two prominent OLCF users were recently named UT-Battelle Corporate Fellows.
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Lattice QCD Community Visits ORNL to Discuss Challenges in the Field

By  •  7 years ago  •  People

Members of the USQCD converged on ORNL April 29–30 to discuss their exploration of the strong nuclear force and the computing resources that will keep that exploration moving forward.
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Experts Converge for Computational Nuclear Physics Town Hall Meeting

By  •  8 years ago  •  People

Nuclear physics experts from around the country gathered July 23–24 in Washington, D.C., to discuss the future of computational nuclear physics.
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Oxygen-23 Loses Its Halo

By  •  8 years ago  •  Science

A research team from ORNL, the University of Tennessee, and the University of Oslo in Norway recently performed intense calculations of the oxygen-23 nucleus using ORNL’s Jaguar supercomputer.
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ORNL/UTK Team Maps the Nuclear Landscape

By  •  8 years ago  •  Science

An ORNL and University of Tennessee team has used the Department of Energy’s Jaguar supercomputer to calculate the number of isotopes allowed by the laws of physics. The team’s results are presented in the June 28 issue of the journal Nature.
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