Lithium-ion batteries are relatively safe, long-lasting, fast charging and better for the environment than non-rechargeable batteries—right? Not quite. The rocking-chair mechanism that allows for commercial power storage ...
Materials Science
Jan 19, 2022
0
68
Engineers from MIT and Kyushu University in Japan have demonstrated for the first time that light can be used to significantly improve the performance of fuel cells, lithium batteries and other devices that are based on the ...
Optics & Photonics
Jan 14, 2022
1
476
The proposed stable anode material, made with a bio-based polymers, could unlock extremely fast battery charging for electric vehicles.
Polymers
Dec 20, 2021
1
411
Lithium-ion batteries are notorious for being a fire hazard due to their flammable organic electrolytes. As such, there has been much effort to utilize water-based electrolytes as a safer alternative. However, this is hampered ...
Materials Science
Nov 26, 2021
0
412
For high-voltage lithium batteries using layered transition metal oxide cathodes, the chemical degradation of the battery's electrolytes results in rapid decay of its capacity, which poses substantial challenges to practical ...
Materials Science
Nov 15, 2021
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22
Recent advances on materials in development since the 1980s at Osaka Prefecture University (OPU) bring all-solid-state batteries (ASSBs) a step closer towards reality.
Materials Science
Oct 28, 2021
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37
ESA's Proba-1 minisatellite was launched into orbit two decades ago today. It remains fully operational, however, making it the Agency's oldest serving Earth observing mission. Proba-1 is roughly the size of a hotel fridge ...
Planetary Sciences
Oct 22, 2021
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27
Sodium ion batteries (SIBs) have attracted wide attention owing to the advantages of abundant sodium source and low cost. Electrodes with higher Na+ storage capability and cycling stability are vital to improve the energy ...
Materials Science
Oct 11, 2021
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36
Silicon is a staple of the digital revolution, shunting loads of signals on a device that's likely just inches from your eyes at this very moment.
Nanomaterials
Oct 5, 2021
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53
Progress in lithium-ion (Li-ion) batteries have made all sorts of portable devices feasible and fueled the growth of electronics. However, the intrinsic disadvantages of conventional Li-ion batteries, whose cells use a liquid ...
Materials Science
Aug 27, 2021
0
233
