Researchers working with magnetic nanoparticles approached computational scientists at DOE’s Oak Ridge National Laboratory to help solve a unique problem: to model magnetism at the atomic level using experimental data from a real nanoparticle.
Vacuum insulation panels prove cost-effective solution for DOD; ORNL noise filter puts end to unwanted EMI; NYC focus of ORNL green commuting study; ORNL process speeds battery production process; ORNL study sheds new light on traditional welding technique
Neutron analysis at the Department of Energy’s Oak Ridge National Laboratory is helping researchers better understand a key enzyme found in a bacterium known to cause stomach cancer. Understanding the details of this enzyme, and thus the Helicobacter pylori bacteria’s metabolism and biological pathways, could be central to developing drugs that act against H. pylori, but that do not attack the stomach’s useful bacteria.
Researchers have set a new record in the transfer of information via superdense coding, a process by which the properties of particles like photons, protons and electrons are used to store as much information as possible.
A team led by the California Institute of Technology’s (Caltech’s) Thomas Miller used the Cray XK7 Titan supercomputer at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL) to identify potential electrolyte materials and predict which ones could enhance the performance of lithium-ion batteries. Using Titan, the researchers ran hundreds of simulations—each consisting of thousands of atoms—on possible new electrolytes. The work led them to the identification of new electrolytes with promising properties for lithium-ion conduction.
As part of her team’s research into matter’s tendency to self-organize, Sharon Glotzer of the University of Michigan ran a series of hard particle simulations to study melting in two-dimensional (2-D) systems. Specifically, the team explored how particle shape affects the physics of a 2-D solid-to-fluid melting transition.
UT-Battelle, managing contractor of Oak Ridge National Laboratory, is marking the discovery of element 117 by providing more than 1,000 public middle schools and high schools in Tennessee with new charts of the periodic table. Tennessine—the element’s official name—completes the table’s seventh row and the column of elements classified as halogens.
ORNL computer scientist focuses on maximizing utility of Titan.
In a paper published in Physical Review Letters, a team of researchers led by the Department of Energy’s Oak Ridge National Laboratory reports the discovery of a new type of quantum phase transition. This unique transition happens at an elastic quantum critical point, or QCP, where the phase transition isn’t driven by thermal energy but instead by the quantum fluctuations of the atoms themselves.
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 metabolism.
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.
Researchers identify patterns that could be valuable resource for superconductivity research; ORNL researchers developing approaches to preserve forests, wildlife; ORNL supercomputer helping scientists push boundaries; New measurement technique opens pathway to new graphene-based energy, electronic applications; ORNL cryogenic memory cell circuit could advance pathway to quantum computing;
A quarter-century ago, the Department of Energy began a program, led by Oak Ridge National Laboratory, to support U.S. development of ceramic matrix composites. In 2016 a new aircraft engine became the first widely deployed CMC-containing product.
Through a Deep Carbon Observatory collaboration, Adam Makhluf of the University of California, Los Angeles’s Earth, Space and Planetary Science Department and Chris Tulk of Oak Ridge National Laboratory’s Chemical and Engineering Materials Division are using neutrons to study the fundamental role carbon dioxide plays in Earth’s carbon cycle, especially in the composition of carbon reservoirs in the deep earth and the evolution of the carbon cycle over time.
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.
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.
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 these materials exhibit exotic behaviors such as failing to fully freeze when exposed to sub-zero temperatures. In a paper published in Nature Physics, a team of researchers from the Georgia Institute of Technology, the University of Tennessee and the Department of Energy’s Oak Ridge National Laboratory used neutrons to examine the origins of unusual magnetic behavior in a rare earth–based metal oxide, ytterbium-magnesium-gallium-tetraoxide (YbMgGaO4). The material, discovered in 2015, is known to have strange magnetic properties, putting it in a unique category of materials classified as quantum spin liquids.
Almeria Analytics adds a capability with ORNL technology; Wireless sensor network provides insight into population density, movement; New ORNL technology quickly detects cracks in walls, roofs; ORNL motor boasts 75 percent power gain over competing designs; New microscopy technique features unprecedented resolution; Livestock feed gets a bioenergy boost
As part of an effort to develop drought-resistant food and bioenergy crops, scientists at the Department of Energy’s Oak Ridge National Laboratory have uncovered the genetic and metabolic mechanisms that allow certain plants to conserve water and thrive in semi-arid climates.
The recently discovered element 117 has been officially named "tennessine" in recognition of Tennessee’s contributions to its discovery, including the efforts of the Department of Energy's Oak Ridge National Laboratory and its Tennessee collaborators at Vanderbilt University and the University of Tennessee.
Seven researchers at the Department of Energy’s Oak Ridge National Laboratory have been elected fellows of the American Association for the Advancement of Science.
Supercomputer simulations at the Department of Energy’s Oak Ridge National Laboratory have played a key role in discovering a new class of drug candidates that hold promise to combat antibiotic resistance. In a study led by the University of Oklahoma with ORNL, the University of Tennessee and Saint Louis University, lab experiments were combined with supercomputer modeling to identify molecules that boost antibiotics’ effect on disease-causing bacteria.
Leaders in hybrid accelerated high-performance computing in the United States, Japan, and Switzerland have signed a memorandum of understanding establishing an international institute dedicated to common goals, the sharing of HPC expertise, and forward-thinking evaluation of computing architecture.
Two researchers from the Department of Energy’s Oak Ridge National Laboratory have been elected fellows of the American Nuclear Society. Alan S. Icenhour and Jess C. Gehin were recognized for their outstanding scientific and technical leadership in nuclear energy research and development.
Using the Titan supercomputer at the Oak Ridge Leadership Computing Facility, a DOE Office of Science User Facility located at ORNL, Tourassi’s team applied deep learning to extract useful information from cancer pathology reports, a foundational element of cancer surveillance. Working with modest datasets, the team obtained preliminary findings that demonstrate deep learning’s potential for cancer surveillance.
For a second straight summer, Rachel Seibert spent her days at the Department of Energy’s Oak Ridge National Laboratory (ORNL) researching advanced nuclear reactors. The Ph.D. candidate may not have had such an opportunity more than a decade ago, but thanks to a unique internship program, Seibert analyzed tri-structural isotropic (TRISO) fuels and continued to pave the path toward her post-graduation career.
Renewed interest in molten salt technology was evident at a recent gathering of advanced nuclear reactor experts at the US Department of Energy’s (DOE’s) Oak Ridge National Laboratory (ORNL). Nearly 200 attendees from national labs, industry, utilities, reactor design firms, and international development companies shared progress in molten salt technology with the hope that their work will move molten salt reactors (MSRs) from concept to construction in the coming years.
Researchers at the Department of Energy’s Oak Ridge National Laboratory have received seven R&D 100 Awards in recognition of their significant advancements in science and technology.
ORNL study shows mixing lignin, low-cost additives with rubber produces high-performance renewable thermoplastics; Scientists can "squeeze" more fuel from shale in ExxonMobil-funded study; ORNL hosts Buildings 13 conference for building envelope experts.
Researchers at the Department of Energy’s Oak Ridge National Laboratory have demonstrated that permanent magnets produced by additive manufacturing can outperform bonded magnets made using traditional techniques while conserving critical materials.
The gap between the computational science and open source software communities just got smaller – thanks to an international collaboration among national laboratories, universities and industry.
Theoretical physicists at Oak Ridge National Laboratory recently used Titan, America’s most powerful supercomputer, to compute the nuclear structure of nickel-78 and found that this neutron-rich nucleus is indeed doubly magic.
Six researchers from the Department of Energy’s Oak Ridge National Laboratory have been elected fellows of the American Physical Society.
Small businesses in the clean-energy sector have another opportunity to request technical assistance from the Department of Energy’s Oak Ridge National Laboratory through the DOE Small Business Vouchers Pilot.
In a new twist to waste-to-fuel technology, scientists have developed an electrochemical process that uses tiny spikes of carbon and copper to turn carbon dioxide, a greenhouse gas, into ethanol.
The first of its kind superconducting linear particle accelerator (LINAC) built for the Spallation Neutron Source (SNS) at the Department of Energy’s Oak Ridge National Laboratory is now celebrating 10 years of successful operations. The SNS machine reflects the evolution of particle accelerators: While the first portion of the facility uses room temperature copper structures similar to many of the world’s accelerators, the rest of the machine takes advantage of superconducting materials to deliver a high energy beam more efficiently and with fewer losses. Accelerators began incorporating superconducting cavities in the 1970s, but the SNS LINAC is the first large-scale hadron accelerator to use superconducting cavities.
ORNL-led team progresses toward automated research tools for U.S. cancer population data; ORNL updates National Hydropower Map; ORNL’s Autotune software beat the industry’s energy efficiency standards, automating about 45 man-hours of building calibration; Using Titan, a team achieved a 7- to 10-fold increase in LQCD code performance; ORNL hosts molten salt reactors workshop; ORNL developed deep insight for new Kelvin probe force microscopy technique; By exploiting quantum states, ORNL designed a sensor featuring unparalleled sensitivity.
Heavy construction machinery is the focus of Oak Ridge National Laboratory’s latest advance in additive manufacturing research. With industry partners and university students, ORNL researchers are designing and producing the world’s first 3D printed excavator, a prototype that will leverage large-scale AM technologies and explore the feasibility of printing with metal alloys.
Samsung Electronics has exclusively licensed optically clear superhydrophobic film technology from the Department of Energy’s Oak Ridge National Laboratory to improve the performance of glass displays on smartphones, tablets and other electronic devices.
GreenWood Resources has licensed an Oak Ridge National Laboratory technology based on the discovery of a gene in poplar (Populus trichocarpa) that makes it easier to convert poplar trees into biofuels.
The Spallation Neutron Source marks a decade as a leading neutron science facility today at the Department of Energy's Oak Ridge National Laboratory.
The nation’s top innovators will soon have the opportunity to advance their promising energy technology ideas at the Department of Energy’s Oak Ridge National Laboratory in a new program called Innovation Crossroads. Up to five entrepreneurs will receive a fellowship that covers living costs, benefits and a travel stipend for up to two years, plus up to $350,000 to use on collaborative research and development at ORNL. The first cohort is expected to start the program in early 2017.
Scientists at Oak Ridge National Laboratory and their research partners have used neutron scattering to discover the key to piezoelectric excellence in newer materials for ultrasound and other applications.
Researchers studying the behavior of nanoscale materials at the Department of Energy’s Oak Ridge National Laboratory have uncovered remarkable behavior that could advance microprocessors beyond today’s silicon-based chips.
Computing experts at the Department of Energy’s Oak Ridge National Laboratory collaborated with a team of university researchers and software companies to develop a novel hybrid computational strategy to efficiently discover genetic variants on an unprecedented scale.
Scientists at the Department of Energy’s Oak Ridge National Laboratory are the first to harness a scanning transmission electron microscope to directly write tiny patterns in metallic “ink,” forming features in liquid that are finer than half the width of a human hair.
The Department of Energy’s Oak Ridge National Laboratory has received funding from DOE’s Exascale Computing Project to develop applications for future exascale systems that will be 50 to 100 times more powerful than today’s fastest supercomputers.
The Department of Energy’s Oak Ridge National Laboratory and Momentum Technologies have signed a non-exclusive licensing agreement for an ORNL process designed to recover rare earth magnets from used computer hard drives.
1) Metals that bind. 2) Cleaner coatings. 3) Testing future reactors. 4) Modeling radiation damage.
A 3D printed trim-and-drill tool, developed by researchers at the Department of Energy’s Oak Ridge National Laboratory to be evaluated at The Boeing Company, has received the title of largest solid 3D printed item by GUINNESS WORLD RECORDS™.
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