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5,077 articles

Scientists improve ability to measure electrical properties of plasma
May 30, 2018 (SPX)
Now, recent research by scientists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) indicates a way to more accurately measur...
Researchers predict materials to stabilize record-high capacity lithium-ion battery
May 30, 2018 (SPX)
"This battery electrode has realized one of the highest-ever reported capacities for all transition-metal-oxide-based electrodes. It's more than double the capa...
Why bioelectrodes for energy conversion are not stable
May 29, 2018 (SPX)
However, the proteins, which are stable in nature, are not functional in semi-artificial systems in the long term because reactive molecules are formed that dam...
Turning up the heat on thermoelectrics
May 28, 2018 (SPX)
Over the last 60 years or so, scientists have studied a number of materials to characterize their thermoelectric potential, or the efficiency with which they co...
Theory gives free rein to superconductivity at room temperature
May 25, 2018 (SPX)
At present, however, a unified theory of such materials is lacking. Victor Lakhno, a physicist from Keldysh Institute of Applied Mathematics, suggested to take ...
Polymer crystals hold key to record-breaking energy transport
May 25, 2018 (SPX)
This could pave the way for more flexible and more efficient solar cells and photodetectors. The researchers, whose work appears in the journal Science, say the...
Using 3D X-rays to measure particle movement inside lithium ion batteries
May 25, 2018 (SPX)
However, lithium ion battery performance still can decay over time, may not fully charge after many charge/discharge cycles, and may discharge quickly even when...
Microscopy advance reveals unexpected role for water in energy storage material
May 25, 2018 (SPX)
The researchers studied crystalline tungsten oxide dihydrate, which consists of crystalline tungsten oxide layers separated by atomically thin layers of water. ...
Flexible, highly efficient multimodal energy harvesting
May 24, 2018 (SPX)
In the search for ways to harvest small amounts of energy to run mobile electronic devices or sensors for health monitoring, researchers typically add hard cera...
Self-assembling 3D battery would charge in seconds
May 22, 2018 (SPX)
A cross-campus collaboration led by Ulrich Wiesner, professor of engineering in the at Cornell University, addresses this demand with a novel energy storage dev...
China's Tianqi raises profile as a top lithium supplier with stake in Chile's SQM
May 17, 2018 (AFP)
Tianqi Lithium will take a 24-percent stake in SQM in a deal worth $4.07 billion by buying up the shares owned by Canada's Nutrien, the companies announced Thur...
New device could increase battery life of electronics by a hundred-fold
May 17, 2018 (SPX)
Now, a group of physicists led by Deepak K. Singh, associate professor of physics and astronomy at the University of Missouri, has developed a device material t...
World's fastest water heater
May 15, 2018 (SPX)
The observations also have practical use for the probing biological and many other samples with X-ray lasers. The team of Carl Caleman from the Center for Free-...
Punching holes in graphene to boost hydrogen production
May 15, 2018 (SPX)
The electrolysis of water to hydrogen is vital for energy storage in a green economy. One of the major obstacles, however, is the high cost of noble-metal elect...
Scientists discover how a pinch of salt can improve battery performance
May 15, 2018 (SPX)
They found that adding salt to the inside of a supermolecular sponge and then baking it at a high temperature transformed the sponge into a carbon-based structu...
Simple equation directs creation of clean-energy catalysts
May 15, 2018 (SPX)
Nebraska's Xiao Cheng Zeng and colleagues have identified several overlooked factors critical to the performance of single-atom catalysts: individual atoms, usu...
Microwaved plastic increases lithium-sulfur battery lifespan
May 15, 2018 (SPX)
Lithium-sulfur batteries have been hailed as the next generation of batteries to replace the current lithium ion variety. Lithium-sulfur batteries are cheaper a...
Theory for one type of superconductor solves puzzle in another
May 15, 2018 (SPX)
An international team from the U.S., China, Germany and Canada reported the findings this week in the Proceedings of the National Academy of Sciences (PNAS). Th...
Heat and sound wave interactions in solids could run engines, refrigerators
May 11, 2018 (SPX)
Leaky systems have limited how engineers design thermoacoustic devices that rely on the interplay between temperature oscillations and sound waves. Researchers ...
Revealing the mysteries of superconductors
May 10, 2018 (SPX)
"The Meissner effect is the hallmark signature of a true superconductor, which separates it from a hypothetical perfect metal with zero resistance," said Ruslan...
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