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MIT engineers create an energy-storing supercapacitor from cement, water, and carbon black (news.mit.edu)

submitted 1 year ago by GonzoVeritas@kbin.social to c/tech@kbin.social

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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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[–] FaceDeer@kbin.social 7 points 1 year ago

That's a rather high threshold for "commercial viability." You can't power a house with alkaline batteries but they're still commercially viable.