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About Rachel Harken

Rachel Harken is a science writer for the Oak Ridge Leadership Computing Facility.
Latest Posts | By Rachel Harken
NCCS Introduces HPC Core Operations Group
2 months ago

NCCS Introduces HPC Core Operations Group

By  •  2 months ago  •  People

The National Center for Computational Sciences (NCCS), which houses the Oak Ridge Leadership Computing Facility (OLCF), has created the High-Performance Computing Core Operations (HPC Core Ops) Group to oversee the …
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OLCF Staff Elected to APS Division of Computational Physics Executive Committee
2 months ago

OLCF Staff Elected to APS Division of Computational Physics Executive Committee

By  •  2 months ago  •  People

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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ORNL Security Teams Prepare to Take the Heat with Cyber Fire
2 months ago

ORNL Security Teams Prepare to Take the Heat with Cyber Fire

By  •  2 months ago  •  People

The high-performance computing (HPC) cybersecurity engineers at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) typically face small cybersecurity incidents, so they don’t often get a chance …
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Titan Takes Fluoride from Taps and Toothpaste to Batteries
3 months ago

Titan Takes Fluoride from Taps and Toothpaste to Batteries

By  •  3 months ago  •  Featured, Science

In today’s technology landscape, companies are continually making improvements to electronic devices. Bigger screens, better cameras, and smarter systems are just some of the improvements these companies promise to consumers …
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UT Students Get Bite-Sized Bits of Big Data Centers in ORNL-Led Course
3 months ago

UT Students Get Bite-Sized Bits of Big Data Centers in ORNL-Led Course

By  •  3 months ago  •  People

This fall, staff at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) once again contributed to the “Introduction to Data Centers” course at the University of Tennessee, …
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OLCF Staff Participate in Merged Conferences for New Perspectives
4 months ago

OLCF Staff Participate in Merged Conferences for New Perspectives

By  •  4 months ago  •  People

Last month staff at the Oak Ridge Leadership Computing Facility (OLCF) attended a group of events colocated in Barcelona, Spain, at the Barcelona Supercomputing Center (BSC) to advance the development …
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Gordon Bell Prize Finalist Code Adopts AI to Model Monster Earthquakes
5 months ago

Gordon Bell Prize Finalist Code Adopts AI to Model Monster Earthquakes

By  •  5 months 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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Microscopy Images Put Deep Learning Code to the Test
5 months ago

Microscopy Images Put Deep Learning Code to the Test

By  •  5 months 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 …
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Titan Speeds Inquiry into Engine Alloys That Can Take the Heat
6 months ago

Titan Speeds Inquiry into Engine Alloys That Can Take the Heat

By  •  6 months ago  •  Science

Simulations performed on the Cray XK7 Titan supercomputer at the Oak Ridge Leadership Computing Facility (OLCF) filled in a knowledge gap about high-temperature–capable alloys and inspired engineers to successfully develop …
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Faces of Summit: Getting Acclimated
6 months ago

Faces of Summit: Getting Acclimated

By  •  6 months ago  •  People

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in …
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SmartTruck Steps Up Simulations for Certification by Computation
7 months ago

SmartTruck Steps Up Simulations for Certification by Computation

By  •  7 months ago  •  Featured, Science

Long-haul tractor trailers, often referred to as “18-wheelers,” transport everything from household goods to supermarket foodstuffs across the United States every year. According to the Bureau of Transportation Statistics, these …
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Faces of Summit: Creating a Green Summit
7 months ago

Faces of Summit: Creating a Green Summit

By  •  7 months ago  •  People

The Faces of Summit series shares stories of the people behind America’s top supercomputer for open science, the Oak Ridge Leadership Computing Facility’s Summit. The IBM AC922 machine launched in …
Read More