Getting a look under the hood of topological insulators
Because of topological insulators' unique electronic properties and their potential use in spintronic devices and even conceivably as transistors for quantum computers, scientists at the U.S. Department of Energy's Argonne National Laboratory investigated the dynamics of the conducting surface electrons in these materials.
New Investigation Cuts Through the Haze Surrounding "Smoke-Free" Tobacco Products
Marketed as a healthier alternative to cigarettes, a new class of tobacco products called heat-not-burn devices is quickly gaining in popularity across the globe. A study by Berkeley Lab's Indoor Environment Group shows that
Scientists couple magnetization to superconductivity for quantum discoveries
In a recent study, scientists at the U.S. Department of Energy's Argonne National Laboratory have created a miniaturized chip-based superconducting circuit that couples quantum waves of magnetic spins called magnons to photons of equivalent energy.
Story tips from the Department of Energy's Oak Ridge National Laboratory, September 2019
ORNL story tips: ORNL's project for VA bridges computing prowess, VA health data to speed up suicide risk screenings for U.S. veterans; ORNL reveals ionic liquid additive lubricates better than additives in commercial gear oil; researchers use neutron scattering to probe colorful new material that could improve sensors, vivid displays; unique 3D printing approach adds more strength, toughness in certain materials.
Study Reveals 'Radical' Wrinkle in Forming Complex Carbon Molecules in Space
A team of scientists has discovered a new possible pathway toward forming carbon structures in space using a specialized chemical exploration technique at Berkeley Lab's Advanced Light Source.
SMART Algorithm Makes Beamline Data Collection Smarter
Researchers in Lawrence Berkeley National Laboratory's Center for Advanced Mathematics for Energy Research Applications have been working with beamline scientists at Brookhaven National Laboratory to develop and test SMART, a mathematical method that enables autonomous experimental decision making without human interaction.
The Chemistry of Art: Scientists Explore Aged Paint in Microscopic Detail to Inform Preservation Efforts
To learn more about the chemical processes in oil paints that can damage aging artwork, a team led by researchers at the National Gallery of Art and the National Institute of Standards and Technology conducted a range of studies that included 3D X-ray imaging of a paint sample at Berkeley Lab's Advanced Light Source.
First report of superconductivity in a nickel oxide material
Scientists at SLAC and Stanford have made the first nickel oxide material that shows clear signs of superconductivity - the ability to transmit electrical current with no loss. The first in a potential new family of unconventional superconductors, its similarity to the cuprates raises hopes that it can be made to superconduct at relatively high temperatures.
Smarter Experiments for Faster Materials Discovery
UPTON, NY - A team of scientists from the U.S. Department of Energy's Brookhaven National Laboratory and Lawrence Berkeley National Laboratory designed, created, and successfully tested a new algorithm to make smarter scientific measurement decisions.
Enhancing Materials for Hi-Res Patterning to Advance Microelectronics
Scientists created organic-inorganic materials for transferring ultrasmall features into silicon with a high aspect ratio.
Scientists Discover "Electron Equivalents" in Colloidal Systems
In new research outlined in a recent issue of Science, scientists tethered smaller particles in colloidal crystals to larger ones using DNA, allowing them to determine how the smaller particles filled in the regions surrounding the larger ones.
Smelling is Believing
PNNL vapor detection technology quickly and accurately identifies explosives, deadly chemicals, and illicit drugs
PNNL Publishes Distributed Wind Energy Report
Wind energy costs at all-time lows, as wind turbines grow larger
WildFires Could Permanently Alter Alaska's Forest Composition
A team of researchers led by Lawrence Berkeley National Laboratory projected that the combination of climate change and increased wildfires will cause the iconic evergreen conifer trees of Alaska to get pushed out in favor of broadleaf deciduous trees, which shed their leaves seasonally.
Of Leaves and Light
Imagine getting an entire health workup just by having your picture taken--no invasive poking or prodding, not even a pinprick blood test. That's a goal ecologists have for monitoring the health of plants. Their cameras would be high-resolution sensors mounted on drones or satellites, capable of capturing much more than what's visible to the naked eye.
New Technique Could Streamline Design of Intricate Fusion Device
Stellarators, twisty machines that house fusion reactions, rely on complex magnetic coils that are challenging to design and build. Now, a PPPL physicist has developed a mathematical technique to help simplify the design of the coils.
Measuring the Charge of Electrons in a High-Temp Superconductor
The measurements could inform the search for new materials that perfectly conduct electricity at relatively higher temperatures.
A new way to generate solar steam for cleaning water and reducing waste
At the U.S. Department of Energy's Argonne National Laboratory, researchers are exploring affordable materials that could absorb the sunlight necessary to evaporate water and recapture it, leaving contaminants behind.
Amazon Rainforest Absorbing Less Carbon Than Expected
An international team of scientists, including climate scientists from Lawrence Berkeley National Laboratory, found that accounting for phosphorus-deficient soils reduced projected carbon dioxide uptake by an average of 50% in the Amazon, compared to current estimates based on previous climate models that did not take into account phosphorus deficiency.
Fermilab's newest accelerator delivers first results
IOTA is designed to develop technologies to increase the number of particles in a beam without increasing the beam's size and thus the size and cost of the accelerator. IOTA researchers are investigating a novel technique called nonlinear integrable optics. The technique was a winner: Scientists observed that these specialized magnets significantly decreased the instability.
Brookhaven Completes LSST's Digital Sensor Array
After 16 years of dedicated planning and engineering, scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have completed a 3.2 gigapixel sensor array for the camera that will be used in the Large Synoptic Survey Telescope (LSST), a massive telescope that will observe the universe like never before.
Scientists Report Two Advances in Understanding the Role of 'Charge Stripes' in Superconducting Materials
In independent studies, two research teams report important advances in understanding how charge stripes might interact with superconductivity. Both studies were carried out with X-rays at the Department of Energy's SLAC National Accelerator Laboratory.
For Superconductors, Discovery Comes From Disorder
In a new study, scientists at the U.S. Department of Energy's (DOE) Argonne National Laboratory have explained the ways in which two electronic arrangements compete with each other and ultimately affect the temperature at which a material becomes superconducting.
Cool Roofs Can Help Shield California's Cities Against Heat Waves
A new study by researchers at Lawrence Berkeley National Laboratory shows that if every building in California sported "cool" roofs by 2050, these roofs would help contribute to protecting urbanites from the consequences of dangerous heatwaves.
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Scientists discover potential path to improving samarium-cobalt magnets
Scientists have discovered a potential tool to enhance magnetization and magnetic anisotropy, making it possible to improve the performance of samarium-cobalt magnets.