Charge your laptop in a minute? Supercapacitors can help; new research offers clues
Imagine if your dead laptop or phone could charge in a minute or if an electric car could be fully powered in 10 minutes.
Imagine if your dead laptop or phone could charge in a minute or if an electric car could be fully powered in 10 minutes.
Condensed Matter
May 25, 2024
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227
Safety issues related to flammable electrolytes in lithium-ion batteries (LIBs) remain a major challenge for their extended application. The use of non-flammable phosphate−based electrolytes has proven its validity in inhibiting ...
Analytical Chemistry
Mar 12, 2024
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6
Rocket propulsion technology has progressed leaps and bounds since the first weaponized rockets of the Chinese and Mongolian empires. They were nothing more than rocket-powered arrows and spears but they set the foundations ...
Space Exploration
Jan 2, 2024
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42
University of Wisconsin–Madison engineers have used a spray coating technology to produce a new workhorse material that can withstand the harsh conditions inside a fusion reactor.
General Physics
Dec 14, 2023
26
1498
A few years ago, there was a panic about lithium-ion batteries that exploded and could do things like take down a jetliner. On a recent trip, an airline asked passengers to turn in any devices with batteries that had been ...
Space Exploration
Aug 15, 2023
1
11
Lithium-ion batteries have transformed everyday lives—almost everyone has a smartphone, more electric vehicles can be spotted on the roads, and they keep power generators going during emergencies. As more portable electronic ...
Nanophysics
Feb 9, 2023
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21
It has been believed that Hall thrusters, an efficient kind of electric propulsion widely used in orbit, must be large to produce a lot of thrust. Now, a new study from the University of Michigan suggests that smaller Hall ...
Space Exploration
Jan 24, 2023
4
3819
Circadian rhythms are inherent cycles of approximately 24 hours that regulate various biological processes, such as sleep and wakefulness. A research group at Nagoya University in Japan has recently revealed that neural networks ...
Cell & Microbiology
Jan 19, 2023
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19
Climate change is a major global concern. Reducing carbon emissions by utilizing renewable energy sources and developing efficient energy storage systems has become a priority. Lithium-ion batteries have high energy density ...
Materials Science
Jan 5, 2023
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16
In recent years, lithium-ion batteries have been widely used in many fields. Compared with traditional lithium ion battery cathode materials, more lithium ions in lithium-rich manganese-based cathode materials of unit mass ...
Analytical Chemistry
Dec 15, 2022
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10