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OLCF News

News and Highlights from the OLCF

Closely Spaced Hydrogen Atoms Could Facilitate Superconductivity in Ambient Condition
2 weeks ago

Closely Spaced Hydrogen Atoms Could Facilitate Superconductivity in Ambient Condition

By  •  2 weeks ago  •  Featured, Science

By: Paul Boisvert, 502-229-4466, BoisvertPL@ornl.gov

An international team of researchers has discovered the hydrogen atoms in a metal hydride material are much more tightly spaced than had been predicted for …
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Eight Teams Successfully Running on First NVIDIA and Arm Test Bed, Wombat at the OLCF
1 month ago

Eight Teams Successfully Running on First NVIDIA and Arm Test Bed, Wombat at the OLCF

By  •  1 month ago  •  Technology

Alongside the regular high-performance computing (HPC) resources at supercomputing centers are test beds, small computing clusters that offer HPC experts a chance to explore new architectures before they are considered …
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OLCF Staff Involved in Khronos Effort to Create New Visualization Standard
1 month ago

OLCF Staff Involved in Khronos Effort to Create New Visualization Standard

By  •  1 month ago  •  Technology

To those outside the high-performance computing community, supercomputers are a mysterious breed. Rows of refrigerator-sized cabinets span the length of an entire room, connected in an ensemble of fiber-optic cables …
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OLCF is Looking into the Present and the Future of Large-Scale Data Science
1 month ago

OLCF is Looking into the Present and the Future of Large-Scale Data Science

By  •  1 month ago  •  Featured, Science

This story is the first in a series called “Data Matters,” a short series of features dedicated to exploring the relevance of data for scientific advancement and exploration at the …
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Metal Alloys for Industrial Applications Benefit from Supercomputer Modeling
1 month ago

Metal Alloys for Industrial Applications Benefit from Supercomputer Modeling

By  •  1 month ago  •  Featured, Science

Using machine learning and simulations, scientists at the US Department of Energy’s Oak Ridge National Laboratory (ORNL) have confirmed a relationship between two mechanisms used to explain the ductility properties …
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Big Iron Afterlife: How ORNL’s Titan Supercomputer Was Recycled
2 months ago

Big Iron Afterlife: How ORNL’s Titan Supercomputer Was Recycled

By  •  2 months ago  •  Featured, OLCF History

When the Cray XK7 Titan supercomputer was finally decommissioned on August 1 after 7 years of faithful service, it had successfully executed a total of 2.8 million jobs for scientists …
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The Last User of Titan
2 months ago

The Last User of Titan

By  •  2 months ago  •  People, Science

Titan, the groundbreaking Cray XK7 supercomputer operated by the Oak Ridge Leadership Computing Facility (OLCF) at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL), was officially decommissioned …
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Speeding Toward the Future of Fusion
2 months ago

Speeding Toward the Future of Fusion

By  •  2 months ago  •  Featured, Science

In 1934, physicist Ernest Rutherford and his colleagues produced the first fusion reaction—the fusing of light nuclei to release energy—in a laboratory by converting deuterium, a heavy hydrogen isotope, to …
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New Year Brings New Directory Structure for OLCF’s High-Performance Storage System
2 months ago

New Year Brings New Directory Structure for OLCF’s High-Performance Storage System

By  •  2 months ago  •  Technology

The High-Performance Storage System (HPSS) at the Oak Ridge Leadership Computing Facility (OLCF) will soon transition to a project-based directory structure. This may sound like a small change, but for …
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With ADIOS, Summit Processes Celestial Data at Scale of Massive Future Telescope
2 months ago

With ADIOS, Summit Processes Celestial Data at Scale of Massive Future Telescope

By  •  2 months ago  •  Featured, Science

Simulating SKA1-Low processing using the world’s biggest supercomputer from ICRAR on Vimeo.

For nearly three decades, scientists and engineers across the globe have worked on the Square Kilometre Array …
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Tourassi Appointed Director of ORNL National Center for Computational Sciences
2 months ago

Tourassi Appointed Director of ORNL National Center for Computational Sciences

By  •  2 months ago  •  People

Gina Tourassi has been appointed as director of the National Center for Computational Sciences, a division of the Computing and Computational Sciences Directorate at Oak Ridge National Laboratory.

The NCCS …
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OLCF Supercharges Supercomputer Analytics with Apache Kafka
2 months ago

OLCF Supercharges Supercomputer Analytics with Apache Kafka

By  •  2 months ago  •  Technology

The high-performance computing (HPC) systems at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) are about to vault into the “pubsub” era of real-time streaming analytics.

Employing …
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