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29-Aug-2022
Print, recycle, repeat: Scientists demonstrate a biodegradable printed circuit
DOE/Lawrence Berkeley National Laboratory
Scientists have developed a fully recyclable and biodegradable printed circuit. The advance could divert wearable devices and other flexible electronics from landfill, and mitigate the health and environmental hazards posed by heavy metal waste.
- Journal
- Advanced Materials
26-Aug-2022
Protein structures aren’t set in stone
DOE/Lawrence Berkeley National LaboratoryPeer-Reviewed Publication
A new study on rubisco, a photosynthetic enzyme thought to be the most abundant protein on the planet, shows that proteins can change their structural arrangement with surprising ease. The findings reveal the possibility that many of the proteins we thought we knew actually exist in other, unknown shapes.
- Journal
- Science Advances
25-Aug-2022
A faster way to study 2D materials for next-generation quantum and electronic devices
DOE/Lawrence Berkeley National Laboratory
Researchers at Berkeley Lab recently unveiled a new, fast, and readily reproducible way to map and identify defects in two-dimensional materials. The method could dramatically reduce the time required to characterize two-dimensional materials and use them in next-generation quantum and electronic devices.
- Journal
- npj Computational Materials
19-Aug-2022
How do you take a better image of atom clouds? Mirrors – lots of mirrors
DOE/SLAC National Accelerator LaboratoryPeer-Reviewed Publication
To capture as much information as possible about clouds of atoms at the heart of the MAGIS-100 experiment, SLAC scientists devised a dome of mirrors that gathers more light from more angles.
- Journal
- Journal of Instrumentation
18-Aug-2022
Exploring quantum electron highways with laser light
DOE/SLAC National Accelerator LaboratoryPeer-Reviewed Publication
Researchers used circularly polarized laser light to systematically probe the phase transition in which a topological insulator (TI) loses its quantum properties and becomes an ordinary insulator. The spiraling laser light generated harmonics – much like the vibrations of a plucked guitar string – from the material they were examining, which made it easy to distinguish what was happening on the TI's conductive surface and its insulating interior as one state gave way to the other.
- Journal
- Nature Photonics
- Funder
- DOE/US Department of Energy
16-Aug-2022
Report highlights technology advancement and value of wind energy
DOE/Lawrence Berkeley National LaboratoryReports and Proceedings
Wind energy continues to see strong growth, solid performance, and attractive prices in the U.S., according to a report released by the U.S. Department of Energy (DOE) and prepared by Lawrence Berkeley National Laboratory (Berkeley Lab).
15-Aug-2022
Thirdhand smoke exposures surpass health risk guideline levels
DOE/Lawrence Berkeley National LaboratoryPeer-Reviewed Publication
Berkeley Lab scientists first identified thirdhand smoke as a potential health hazard a decade ago. Their newest study shows that concentrations of toxic chemicals lingering in indoor environments where cigarettes have been smoked can exceed safety guidelines, meaning that non-smokers can be exposed to health risks by living in contaminated spaces.
- Journal
- Environmental Science & Technology
4-Aug-2022
Optimizing SWAP networks for quantum computing
DOE/Lawrence Berkeley National LaboratoryPeer-Reviewed Publication
Researchers at the Advanced Quantum Testbed (AQT) at Berkeley Lab, in partnership with the startup Super.tech (acquired by ColdQuanta), demonstrated how a smart compiler specifically tailored for superconducting quantum hardware can optimize circuits and networks and execute less error-prone quantum algorithms such as Quantum Approximate Optimization Algorithm (QAOA) important for quantum computing.
- Journal
- Physical Review Research
- Funder
- DOE/US Department of Energy
1-Aug-2022
Study finds nickelate superconductors are intrinsically magnetic
DOE/SLAC National Accelerator LaboratoryPeer-Reviewed Publication
Scientists embedded elementary particles called muons into a many-layered nickel oxide superconductor to learn more about its magnetic properties. They discovered that waves of flip-flopping electron spins create magnetic excitations that sweep through the nickel layer of the compound whether it’s superconducting or not. This is in sharp contrast to what happens in the best-known family of unconventional superconductors, the cuprates, and offers another valuable clue to how these materials can carry electric current with no loss.
- Journal
- Nature Physics
- Funder
- DOE/US Department of Energy, Gordon and Betty Moore Foundation