Public Release: 3-Feb-2017
npj Computational Materials Machine learning method accurately predicts metallic defects
For the first time, Berkeley Lab researchers have built and trained machine learning algorithms to predict defect behavior in certain intermetallic compounds with high accuracy. This method will accelerate research of new advanced alloys and lightweight new materials for applications spanning automotive to aerospace and much more.
Public Release: 2-Feb-2017
Nature Supercomputing, experiment combine for first look at magnetism of real nanoparticle
A multi-institution team simulated, for the first time, atomic-level magnetic properties in regions of a real nanoparticle based on experimental data. UCLA and Berkeley Lab's cutting-edge imaging and 3-D reconstruction techniques combined with the 27-petaflop Titan supercomputer at OLCF and the award-winning LSMS magnetic structure code, developed at ORNL, enabled researchers to model the magnetic properties of over a thousand atoms of an iron-platinum nanoparticle -- a material that has applications for next-generation magnetic storage devices.
DOE/Advanced Scientific Computing Research
Public Release: 1-Feb-2017
Physical Review Letters ORNL researchers break data transfer efficiency record
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.
Public Release: 1-Feb-2017 The shape of melting in two dimensions
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.
Public Release: 1-Feb-2017
Journal of Physical Chemistry Letters Researchers flip script for Li-Ion electrolytes to simulate better batteries
A team led by the California Institute of Technology's Thomas Miller used the Cray XK7 Titan supercomputer at Oak Ridge National Laboratory to identify new electrolyte materials with promising properties for lithium-ion conduction in batteries.
Public Release: 27-Jan-2017
Physics of Plasmas PPPL scientist uncovers physics behind plasma-etching process
PPPL physicist Igor Kaganovich and collaborators have uncovered some of the physics that make possible the etching of silicon computer chips, which power cell phones, computers, and a huge range of electronic devices.
DOE/Fusion Energy Sciences
Public Release: 26-Jan-2017
Science For this metal, electricity flows, but not the heat
Berkeley scientists have discovered that electrons in vanadium dioxide can conduct electricity without conducting heat, an exotic property in an unconventional material. The characteristic could lead to applications in thermoelectrics and window coatings.
Department of Energy
Public Release: 23-Jan-2017
Physics of Plasmas PPPL physicist uncovers clues to mechanism behind magnetic reconnection
Physicist Fatima Ebrahimi has published a paper showing that magnetic reconnection -- the process in which magnetic field lines snap together and release energy -- can be triggered by motion in nearby magnetic fields.
US Department of Energy
Public Release: 18-Jan-2017 Grand Canyon rim-to-rim hikers provide data for Sandia study of health, performance
Sandia and the University of New Mexico researchers are collecting and study biometric data to determine if declines in physical or cognitive functions can predict a medical emergency for Grand Canyon hikers.
Called R2R WATCH, for Rim-to-Rim Wearables at the Canyon for Health, the study draws on the research team's expertise in biology and cognitive science.
Defense Threat Reduction Agency
Public Release: 17-Jan-2017
Nature Energy NREL pioneers better way to make renewable hydrogen
Scientists at the US Department of Energy's National Renewable Energy Laboratory (NREL) developed a method which boosts the longevity of high-efficiency photocathodes in photoelectrochemical water-splitting devices.
Public Release: 11-Jan-2017
Nature Chemistry on the edge
Defects and jagged surfaces at the edges of nanosized platinum and gold particles are key hot spots for chemical reactivity, researchers confirmed using a unique infrared probe at Berkeley Lab.
Public Release: 10-Jan-2017 Science DMZ is focus of latest library of network training videos aimed at global audience
For the second time in a year, ESnet and the NSRC have produced and released a library of short explanatory videos to help network engineers around the world gain basic knowledge, set up basic systems and drill down into areas of specific interest. In December, 15 videos detailing the Science DMZ network architecture were posted, covering the background and structure, specific designs, and techniques and technology.
Public Release: 9-Jan-2017
Angewandte Chemie International Edition Crystallization method offers new option for carbon capture from ambient air
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.
US Department of Energy Office of Science
Public Release: 4-Jan-2017 Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2017
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; and ORNL cryogenic memory cell circuit could advance pathway to quantum computing.
Public Release: 3-Jan-2017 Sandia forms Spray Combustion Consortium to improve engine design
Sandia National Laboratories has formed an industry-funded Spray Combustion Consortium to better understand fuel injection by developing modeling tools. Control of fuel sprays is key to the development of clean, affordable fuel-efficient engines.
DOE/Sandia National Laboratory, DOE/Argonne National Laboratory, University of Massachusetts at Amherst, Toyota Motor Corp., Renault, Convergent Science, Cummins, Hino Motors, Isuzu and Ford Motor Co.
Public Release: 26-Dec-2016
Nature Materials Researchers use world's smallest diamonds to make wires 3 atoms wide
Scientists at Stanford University and the Department of Energy's SLAC National Accelerator Laboratory have discovered a way to use diamondoids -- the smallest possible bits of diamond -- to assemble atoms into the thinnest possible electrical wires, just three atoms wide.
Public Release: 22-Dec-2016
Nature Communications Nanoscale 'conversations' create complex, multi-layered structures
Scientists have developed a way to efficiently create scalable, multilayer, multi-patterned nanoscale structures with unprecedented complexity. The method introduces a significant leap in material intelligence, because each self-assembled layer guides the configuration of additional layers.
DOE/Office of Science
Public Release: 20-Dec-2016
Nature Communications Laser pulses help scientists tease apart complex electron interactions
Using a new laser-driven 'stop-action' technique for studying complex electron interactions under dynamic conditions, scientists have identified an unusual form of energy loss in a material related to superconductors.
DOE/Office of Science, National Science Foundation, Aspen Center for Physics, Lawrence Berkeley National Laboratory/Laboratory Directed Research and Development Program, Georgetown University/McDevitt Bequest
Public Release: 16-Dec-2016
Science Scientists boost catalytic activity for key chemical reaction in fuel cells
New catalysts containing platinum and lead could improve the efficiency of fuel cells -- a promising technology for producing clean energy.
DOE/Office of Science, California State University-Northridge, Shanghai Synchrotron Radiation Facility, National Basic Research Program of China, National Natural Science Foundation of China, Ministry of Science and Technology
Public Release: 13-Dec-2016 Laser R&D focuses on next-gen particle collider
A set of new laser systems and proposed upgrades at Berkeley Lab's BELLA Center will propel long-term plans for a more compact and affordable ultrahigh-energy particle collider.
The Department of Energy's Office of Science is the single largest supporter of basic research in the physical sciences in the United States and is working to address some of the most pressing challenges of our time.