Articles tagged with National Laboratories
The Berkeley Lab will work with China to implement energy-efficient practices, such as turning computers around and reducing mechanical cooling. By sharing best practices and case studies, the goal is to reduce carbon emissions and improve the industry's energy performance.
Laurence Littenberg, Brookhaven Lab physicist, wins W.K.H. Panofsky Prize for discovering a rare kaon decay with a probability of one in ten billion. This achievement sheds light on the universe's fundamental forces and basic building blocks, as explained by the Standard Model.
Scientists have discovered a class of materials that can convert heat to electricity and vice versa exhibit an 'opposite-direction' phase transition at the nanoscale in response to temperature changes. This phenomenon is linked to the emergence of fluctuating dipoles, which impede the movement of heat through the material.
Researchers have found a way to improve the reliability of carbon nanotube-based nanoelectromechanical systems by using diamond-like carbon electrodes. This enables reliable switching and storage of binary states in devices, advancing the technology from laboratory-scale demonstrations to practical applications.
The US Department of Energy is awarding time on two world-leading supercomputers to 57 innovative research projects. These projects aim to advance scientific discoveries in areas such as renewable energy solutions, understanding environmental impacts, and developing new technologies like rechargeable batteries and hydrogen fuel. The pr...
Four Argonne researchers will conduct advanced simulations and analysis using the DOE's INCITE program to advance scientific discovery. They will investigate topics such as battery technology, biomolecular modeling, nanoscale materials, and reactive gases to improve our understanding of clean energy, health, and disease.
A Georgia Tech-led team has won the Association for Computing Machinery's Gordon Bell Prize for its world-record-setting blood-flow simulation of 260 million deformable red blood cells. The application achieved 700 teraflops on Oak Ridge National Laboratory's Jaguar supercomputer.
Researchers have successfully integrated ultra-thin layers of indium arsenide onto a silicon substrate to create nanoscale transistors with excellent electronic properties. The devices exhibited superior performance in terms of current density and transconductance compared to silicon transistors.
Researchers have discovered that plants and animals share remarkably similar mechanisms to detect molecular signatures of infectious organisms, which could lead to new treatments for human diseases. The study's findings highlight the potential for inter-specific transfer of engineered receptors to confer resistance to various pathogens.
Jacob Hooker, a Brookhaven National Laboratory assistant chemist, received the Presidential Early Career Award for Scientists and Engineers. He was recognized for his research on radiochemistry and biomedical imaging, as well as his efforts to mentor and outreach to the community.
Researchers used PET scans to image aromatase, an enzyme responsible for estrogen production, in the human brain. The study found that aromatase is concentrated in unique regions, differing from animal studies.
Researchers at Los Alamos National Laboratory have fabricated transparent thin films capable of absorbing light and generating electric charge. The semiconducting polymer-fullerene material, which forms a honeycomb pattern, has potential for large-scale energy-generating solar windows or optical displays.
Researchers created a technoeconomic model to simulate critical factors in biorefinery operations, enabling cost-efficient production and analysis of various processing scenarios. The model provides a transparent and open platform for the community to share findings and direct research efforts.
Researchers used ambient-pressure XPS to examine every feature of a working solid oxide electrochemical cell, operating in an atmosphere of hydrogen and water vapor at high temperatures. This allowed for direct measurement of local chemical states and electric potentials at surfaces and interfaces during the cell's operation.
Two researchers, Jorge Alvarado and Monica Regalbuto, have been recognized for their exceptional work in environmental remediation and nuclear fuel cycle technology. Their achievements demonstrate the importance of diversity and talent in leading-edge scientific research.
Researchers used quantum molecular dynamics and transmission electron microscopy to discover an intermediate step in the cleaning process. Electron irradiation prevented loop formation, allowing for efficient edge cleaning and improving graphene's suitability for electronics.
Researchers at Northwestern University found a universal law for material evolution, allowing them to predict the dynamics of phase break-up in various materials. The study used 4-D synchrotron-based X-ray tomographic microscopy to observe the evolution of rod-shaped phases during the break-up process.
The ASCR Leadership Computing Challenge allocates up to 30% of DOE's computational resources to high-risk, high-payoff simulations. Researchers at Argonne will tackle pressing national problems in clean energy, climate change, and more.
Scientists use four imaging techniques to visualize single cells in detail, cellular substructures, and chemical composition of zinnia cells, indicating an abundance of lignocellulose. This research aims to enhance understanding of cell wall molecular architecture for efficient conversion of biomass to liquid fuels.
A study compiled field studies across the US to identify influences on biomass yield of switchgrass. Lowland and upland switchgrass types showed varying yields, with annual averages of 12.9 metric tons per hectare for lowland and 8.7 metric tons for upland ecotypes.
Researchers at SLAC National Accelerator Laboratory have successfully controlled individual electrons within simple atoms and molecules by stripping them away using intense pulses of X-ray light. This breakthrough enables the creation of hollow atoms with potential applications in future imaging experiments.
Researchers used quantum simulations to study hydrogen's behavior under extreme pressure, discovering a discontinuous transition between molecular and atomic states. The critical point occurs at high temperatures and pressures, near 3100°F and 1 million atmospheres.
The Argonne Leadership Computing Facility has reached two billion processor-hours of computations, accelerating research in weeks or months. The ALCF is home to the IBM Blue Gene/P Intrepid, one of the fastest supercomputers in the world for open science.
Researchers will collect data on aerosol particles in the Sacramento Valley from June 2-28, using airplanes, ground instruments, and weather balloons. The goal is to improve computer models simulating climate change by understanding aerosols' role in scattering and absorbing sunlight.
The Consortium for Advanced Simulation of Light Water Reactors (CASL) uses advanced computer models to explore innovations in nuclear plant engineering and design, aiming to optimize safety and efficiency. North Carolina State University is playing a key leadership role in the program, receiving approximately $11 million in funding ove...
Using a new technique, researchers have captured the first images of electrons with extraordinary mass under certain conditions. The study reveals the origin of an electronic phase transition in a uranium compound, providing direct experimental evidence that electrons interact with atoms rather than behaving as waves.
The US Army has deployed Hellfire II missiles equipped with a health-monitoring device to Iraq and Afghanistan, providing troops with an added measure of assurance that the missiles will perform without failure. The Captive Carry Health Monitoring system automatically monitors environmental conditions that can affect missile reliability.
Physicist J.C. Séamus Davis has been elected to the National Academy of Sciences for his groundbreaking research on superconductors, superfluids, and supersolids. He is recognized for his insights into the behavior of electrons in high-temperature superconductors, which may lead to new superconducting materials.
Researchers at Argonne National Laboratory discovered that nanoparticles can self-assemble into a crystal lattice with low defects when floating at a liquid-air interface. This process allows for two-dimensional crystallization over a longer time scale, enabling the formation of highly ordered phases.
Researchers have found that biofuel combustion is more complex than previously thought, with diverse chemical reaction networks and the formation of toxic emissions. The study used a combination of laser spectroscopy, mass spectrometry, and flame chemistry modeling to explore decomposition and oxidation mechanisms.
The US Department of Energy has granted approval for the second X-ray laser facility at SLAC National Accelerator Laboratory, building on the success of the first hard X-ray laser. The new facility will provide improved control over the X-ray beam and enable multiple research groups to work simultaneously.
Nimbus toolkit enables largest-ever distributed computing 'clouds' with Grid5000 testbed, showcasing cloud computing solution for scientists. Researchers won Grid5000 Large Scale Deployment Challenge award for deploying Nimbus over hundreds of nodes.
Jerry Posakony, scientist at PNNL, received the AAES John Fritz Medal for his groundbreaking work in ultrasonics and medical diagnostics. His research enabled physicians to visualize internal body structures, significantly advancing medical diagnosis.
Scientists at Argonne National Laboratory have achieved a significant breakthrough in charge breeding, reaching an unprecedented 11.9% ionization efficiency with metallic particles of rubidium. This achievement surpasses the previous metal record of 6.5% and paves the way for further improvements in efficiency.
Researchers at Argonne National Laboratory have identified a new class of silver-based catalysts for producing propylene oxide with few by-products at low temperatures. The study uses nanoscale clusters of silver to achieve high selectivity and efficiency in the production process.
Researchers found that certain buckyball configurations, such as the tris configuration, caused premature senescence in human skin cells. This could lead to disease development if not properly understood. The study provides early foundations for worker protection and highlights the need for federal regulations on nanomaterial use.
Los Alamos researchers report a mechanism allowing nanocrystalline materials to heal radiation-induced damage through 'loading-unloading' effect at grain boundaries. This discovery provides new avenues for designing highly radiation-tolerant materials for next-generation nuclear energy applications.
The new facility will enhance computational and modeling efforts in combustion research, enabling interdisciplinary collaboration between scientists. The CRCV building will support high-fidelity numerical simulations and expand access to massive datasets, expanding the collaborator base and ties with experimental programs.
An international team of scientists has discovered the most massive antinucleus ever detected at RHIC's STAR detector, containing an antiproton, antineutron, and anti-Lambda particle. The findings have significant implications for models of neutron stars and may help elucidate fundamental asymmetries in the early universe.
A team of international researchers led by Kent State University's Declan Keane and Jinhui Chen discovered the most massive antinucleus to date, containing an antiproton, antineutron, and anti-Lambda particle. The finding opens new dimensions in physics research, particularly in addressing the asymmetry between matter and antimatter.
The U.S. Department of Energy's INCITE program has allocated over 1.6 billion processor hours to researchers at Oak Ridge National Laboratory. Projects focus on breakthroughs in areas like climate change, alternative energy, life sciences, and materials science.
Solid-state lighting has the potential to reduce energy consumption for lighting by a factor of three to six times, with current forms of light-production producing up to 95% wasted energy. Phillips will discuss ways to harness existing energy sources and identify areas of needed nanotechnology research
Researchers report the first hints of profound symmetry transformations in quarks and gluons produced in RHIC's most energetic collisions. The new results suggest that 'bubbles' formed within this hot soup may internally disobey mirror symmetry, a fundamental rule governing interactions of quarks and gluons.
A soft intelligence approach can help solve problems in healthcare, defense, economics, engineering, and science where definitive answers are rare. Soft metrics use shades of gray and judgments to provide justifiable answers that aren
New neutron studies provide strong evidence that magnetic properties are behind high-temperature superconductivity in both copper-based and iron-based materials. The research suggests that spin excitations play a key role in the formation of macroscopic quantum states giving rise to superconductivity.
The Los Alamos National Laboratory's Magnetic Vision Innovative Prototype (MagViz) uses ultralow magnetic fields to detect liquid bombs and other hazardous materials. With an accuracy rate of over 99%, MagViz could significantly enhance airport security, allowing passengers to pass through with ease while keeping liquids at bay.
A recent study found that chlorophyll and chlorophyllin can reverse the effects of aflatoxin poisoning by limiting its bioavailability. The research, led by DOE/Lawrence Livermore National Laboratory scientists, suggests that consuming greens may be a way to prevent long-term exposure to carcinogenic mycotoxins.
A new computer algorithm developed by researchers at Argonne National Laboratory allows scientists to view nuclear fission in much finer detail than ever before. The code has already produced new scientific results through highly detailed simulations of the Zero Power Reactor experiments on powerful supercomputers.
PNNL scientists Scott Chambers, Yuehe Lin, Moe Khaleel, Philip Rasch, John Wacker, and Sotiris Xantheas recognized for their groundbreaking research in semiconductors, nanotechnology, computational engineering, climate modeling, nuclear signature analysis, and aqueous systems.
Sandia National Laboratories will use the funding to enhance its existing Battery Abuse Testing Laboratory, increasing test throughput and developing low-cost batteries for electric and plug-in hybrid vehicles.
The Department of Energy's 2009 Ernest Orlando Lawrence Award winners were announced by Secretary Chu. The award recognizes groundbreaking research in nonlinear Raman microscopy, environmentally-benign chemistries, and high-energy physics.
Common bacteria can turn microgears by swimming in a suspended solution, providing insights into design of hybrid biomechanical systems driven by microorganisms. The speed and direction of gear rotation can be controlled by manipulating oxygen levels.
Wim Leemans, a physicist at the U.S. Department of Energy's Lawrence Berkeley National Laboratory, has won the 2009 E.O. Lawrence Award for his pioneering work in developing laser plasma wakefield accelerator technology. The award recognizes his scientific leadership and innovative contributions to advancing accelerator development.
A pilot project in Sequim, Wash., uses NASA satellites and sensors to predict daily river flow with higher accuracy. This helps regional natural resource managers assess the abundance of water resources.
Scientists have discovered how bacteria survive in rock environments, enabling the potential for bio-batteries powered by animal waste and cleaning up oil spills. The 'rock-breathing' bacteria can construct tiny biological wires to conduct electrons to minerals, generating electricity.
Researchers from Berkeley Lab are measuring gas dispersion in Boston's subway system as part of a DHS study. The data will help develop next-generation biological and chemical agent detector systems, as well as inform planning for fires and other emergencies.
Researchers at Argonne National Laboratory are developing a way to control the Casimir force, which attracts objects at the nanoscale. The goal is to limit its attractive properties and make it repulsive, enabling frictionless motion through nanolevitation for novel NEMS devices.
Researchers produced single-molecule resolution images of peptide-mineral interaction, revealing mechanisms that molecules use to bind to surfaces. Peptides slow down or speed up crystal growth depending on conditions, offering potential solutions for pathological mineralization and kidney stone treatment.
The US is losing its leadership in discovering and growing new crystalline materials due to a decline in industrial research labs and foreign investment. The National Academy report highlights the Ames Laboratory as a center for new materials research and training ground for young researchers.
Researchers are developing a new imaging technique to detect tissue damage in breast cancer patients undergoing radiation therapy. Preliminary results show that the technique can identify changes in skin tissue days before severe reactions occur, potentially allowing for preventative treatment and improved patient outcomes.