MIT engineers create an energy-storing supercapacitor from ancient materials
news.mit.edu
MIT engineers created a carbon-cement supercapacitor that can store large amounts of energy. Made of just cement, water, and carbon black, the device could form the basis for inexpensive systems that store intermittently renewable energy, such as solar or wind energy.
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The original was posted on /r/science by /u/Wagamaga on 2023-08-01 11:01:23.

Original Title: Engineers create an energy-storing supercapacitor from ancient materials. The technology could facilitate the use of renewable energy sources such as solar, wind, and tidal power by allowing energy networks to remain stable despite fluctuations in renewable energy supply.