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ORNL's Communications team works with news media seeking information about the laboratory. Media may use the resources listed below or send questions to news@ornl.gov.

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ORNL researchers have discovered a new type of quantum critical point, a new way in which materials change from one state of matter to another. Featured here are researchers Lekh Poudel (left), Andrew Christianson and Andrew May.

Neutrons and a ‘bit of gold’ uncover new type of quantum phase transition

January 19, 2017 – When matter changes from solids to liquids to vapors, the changes are called phase transitions. Among the most interesting types are more exotic changes—quantum phase transitions—where the strange properties of quantum mechanics can bring about extraordinary changes in curious ways.

Kai Xiao: Growing novel, nanoscale materials to support future energy needs

January 19, 2017 – Kai Xiao's work as a staff scientist at ORNL’s Center for Nanophase Materials Science gives him access to some of the world’s most powerful tools to investigate materials as small as one-billionth of a meter, or at the nanoscale.

Largest Populus SNP dataset holds promise for biofuels, materials, metabolites

OAK RIDGE, Tenn., January 17, 2017—Researchers at the Department of Energy’s Oak Ridge National Laboratory (ORNL) have released the largest-ever single nucleotide polymorphism (SNP) dataset of genetic variations in poplar trees, information useful to plant scientists as well as researchers in the fields of biofuels, materials science, and secondary plant

On hand for UT-Battelle's check presentation at the new facility construction site.

UT-Battelle fulfills $250,000 pledge to Emory Valley Center campaign

OAK RIDGE, Tenn., January 12, 2017 – UT-Battelle, the managing contractor for the Department of Energy's Oak Ridge National Laboratory, made the final installment of a $250,000 pledge by presenting a $50,000 check in late December to the Emory Valley Center, a community facility that serves people with disabilities.

Crystallization method offers new option for carbon capture from ambient air

OAK RIDGE, Tenn., Jan. 9, 2017 – Scientists at the Department of Energy’s Oak Ridge National Laboratory have found a simple, reliable process to capture carbon dioxide directly from ambient air, offering a new option for carbon capture and storage strategies to combat global warming.

Brian Davison: Seeking new challenges, forging new connections in bioenergy

January 5, 2017 – Brian Davison has advice for anyone planning a long career in science, gleaned from more than three decades in the field: Appreciate the ‘eureka’ moments, both big and small.

The Transforming Additive Manufacturing through Exascale Simulation project (ExaAM) is building a new multi-physics modeling and simulation platform for 3D printing of metals

ORNL plays key role in Exascale Computing Project’s first year

January 5, 2016 — Oak Ridge National Laboratory experts are playing leading roles in the recently established Department of Energy’s (DOE’s) Exascale Computing Project (ECP), a multi-lab initiative responsible for developing the strategy, aligning the resources, and conducting the R&D necessary to achieve the nation’s imperative of delivering exascale computing by 2021.

Habitats of salmon could be preserved through the careful management of forests.

Environment – Triple benefit

January 4, 2017 – Strategic thinning of forests in the Pacific Northwest and other parts of the United States plagued by fires could produce benefits on multiple levels, according to Rebecca Novello, a researcher at Oak Ridge National Laboratory.

Oak Ridge National Laboratory’s supercomputer is opening new horizons for the Nature Inspired Machine Learning Team.

Computing – Charting new territory

January 4, 2017 – From machine learning to neuromorphic architectures that enable greater computing flexibility and utility, Oak Ridge National Laboratory researchers are pushing boundaries with Titan.

Neon atoms between graphene sheets poke the top sheet from below and stretch the crystalline lattice, forming a bubble at a pressure larger than that of the ocean at its greatest depth.

Materials – Measuring and manipulating graphene

January 4, 2017 – Researchers at Oak Ridge National Laboratory found a simpler way to measure adhesion between graphene sheets, compared to a sophisticated method used in a 2015

ORNL scientists studied ways to enhance the proposed memory cell performance and minimize access times and energies, yielding a novel cryogenic, or low-temperature, design that may resolve a memory storage bottleneck.

Supercomputing – Resolving the bottleneck

January 4, 2017 – Scientists at Oak Ridge National Laboratory have proposed a novel cryogenic, or low-temperature, memory cell circuit design that may resolve a memory storage bottleneck, accelerating the pathway to exascale and quantum computing.

Atomic arrangements inside the unit cell of an iron-based superconducting material show that reduction of unit cells along the c-axis is necessary for causing superconductivity.

Superconductivity – Crystal clear conclusion

January 4, 2017 – Hundreds of tables and plots from papers published about superconductivity are the focus of a Journal of Physics: Condensed Matter review paper that condenses this data into a single graph.

Advanced materials take flight in the LEAP engine, featuring ceramic matrix composites developed over a quarter-century by GE with help from DOE and ORNL. Image credit: General Electric

Ceramic matrix composites take flight in LEAP jet engine

January 3, 2017 – Ceramic matrix composite (CMC) materials are made of coated ceramic fibers surrounded by a ceramic matrix. They are tough, lightweight and capable of withstanding temperatures 300–400 degrees F hotter than metal alloys can endure.

ORNL's Lyles named fellow by professional societies

OAK RIDGE, Tenn., Dec. 22, 2016 – J. Bryan Lyles, a researcher at the Department of Energy's Oak Ridge National Laboratory, has been recognized by two professional societies for his achievements in computational science.

ORNL's Vetter named IEEE fellow

OAK RIDGE, Tenn., Dec. 22, 2016 – Jeffrey S. Vetter, a researcher at the Department of Energy's Oak Ridge National Laboratory, has been recognized by two professional societies for his achievements in computational science.

Brenda Pracheil and Bryan Chakoumakos examine the structure of an otolith under a microscope.

Biology and neutrons collide to unlock secrets of fish ear bones

December 20, 2016—Scientific discovery can come from anywhere, but few researchers can say the answers to their questions would come from the pea-sized bones in the head of a six-foot-long, 200-pound prehistoric freshwater fish.

Adam Makhluf from the University of California, Los Angeles is using neutrons at Oak Ridge National Laboratory’s Spallation Neutron Source to study the fundamental role carbon dioxide plays in Earth’s carbon cycle.

Neutron diffraction probes forms of carbon dioxide in extreme environments

December 20, 2016—Carbon dioxide is a key component in the carbon cycle of Earth, both in the atmosphere and in the mantle, or hot layer under Earth’s crust.

ORNL bioscience researcher Jerry Tuskan had an early interest in plant genetics.

Jerry Tuskan: Bringing technological advances to bioscience

December 16, 2016 – It’s been 10 years since the Department of Energy first established a BioEnergy Science Center (BESC) at Oak Ridge National Laboratory, and researcher Gerald “Jerry” Tuskan has used that time and the lab’s and center’s resources and tools to make good on his college dreams of using genomics to study and improve plant species.

Warming global temperatures may not affect carbon stored deep in northern peatlands

TALLAHASSEE, Fla., Dec. 13, 2016 — Deep stores of carbon in northern peatlands may remain stable despite rising temperatures, according to a team of researchers from several U.S.-based institutions. And that is good news for now, the researchers said.

George joins elite group as ORNL-UT Governor’s Chair

OAK RIDGE, Tenn., Dec. 13, 2016 – Easo George, one of the world’s foremost authorities on advanced alloy development and theory, has been named the 15th Governor’s Chair at the Department of Energy’s Oak Ridge National Laboratory and the University of Tennessee.

electron spin orientations in a portion of the YbMgGaO4 crystal structure

Neutrons identify key ingredients of the quantum spin liquid recipe

OAK RIDGE, Tenn., Dec. 9, 2016—Neutron scattering studies of a rare earth metal oxide have identified fundamental pieces to the quantum spin liquid puzzle, revealing a better understanding of how and why the magnetic moments within these materials exhibit exotic behaviors such as failing to freeze into an ordered arrangement even near absolute zero temperatures.

This image shows an artist’s depiction of the team’s QCD multigrid method.

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