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Stanley514
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There is a mentions that supercaps with energy density 300 Wh/kg been developed
which seems to be even greater than Li-ion batteries.
Why such supercaps are still not in production?They seem to use no rare metals and use only plastic and carbon.
http://www.max-planck-innovation.de...able Lithium Batteries and Supercaps&id=3951"
which seems to be even greater than Li-ion batteries.
Why such supercaps are still not in production?They seem to use no rare metals and use only plastic and carbon.
http://www.max-planck-innovation.de...able Lithium Batteries and Supercaps&id=3951"
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