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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
Titan Takes Fluoride from Taps and Toothpaste to Batteries
4 weeks ago

Titan Takes Fluoride from Taps and Toothpaste to Batteries

By  •  4 weeks 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
4 weeks ago

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

By  •  4 weeks 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
2 months ago

OLCF Staff Participate in Merged Conferences for New Perspectives

By  •  2 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
3 months ago

Gordon Bell Prize Finalist Code Adopts AI to Model Monster Earthquakes

By  •  3 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
3 months ago

Microscopy Images Put Deep Learning Code to the Test

By  •  3 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
4 months ago

Titan Speeds Inquiry into Engine Alloys That Can Take the Heat

By  •  4 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
4 months ago

Faces of Summit: Getting Acclimated

By  •  4 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
5 months ago

SmartTruck Steps Up Simulations for Certification by Computation

By  •  5 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
5 months ago

Faces of Summit: Creating a Green Summit

By  •  5 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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Transforming Gas into Fuels with Better Alloys
5 months ago

Transforming Gas into Fuels with Better Alloys

By  •  5 months ago  •  Featured, Science

Technological advances in oil and gas well stimulation over the past decade now allow for the production of natural gas from shale gas trapped in rock formations underground. With the …
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Titan Helps Scientists Fine-Tune Laser Interactions to Advance Cancer Treatments
6 months ago

Titan Helps Scientists Fine-Tune Laser Interactions to Advance Cancer Treatments

By  •  6 months ago  •  Featured, Science

Along with surgery and chemotherapy, radiation therapy is one of the most widely accepted forms of cancer therapy today. Current radiation beams for cancer treatments employ photons (light particles), positively …
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Introduce Your Daughter to AI Event Sees OLCF Participation
6 months ago

Introduce Your Daughter to AI Event Sees OLCF Participation

By  •  6 months ago  •  People

Last month staff members at the Oak Ridge Leadership Computing Facility (OLCF), a US Department of Energy (DOE) Office of Science User Facility located at DOE’s Oak Ridge National Laboratory (ORNL), facilitated a …
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