Are Graphene Micro-Supercapacitors An EV Gamechanger?

Energy density isn’t the only reason why battery-powered cars have never caught on. As was highlighted in Tesla’s somewhat less than successful media road trip, the amount of time it takes to fill batteries with electrons can be as significant a factor in the practicality of EVs as the amount of electrons those batteries can hold.

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  • Probert There's something wrong with that chart. The 9 month numbers for Tesla, in the chart, are closer to Tesla's Q3 numbers. They delivered 343,830 cars in q3 and YoY it is a 40% increase. They sold 363,830 but deliveries were slowed at the end of the quarter - no cars in inventory. For the past 9 months the total sold is 929,910 . So very good performance considering a major shutdown for about a month in China (Covid, factory revamp). Not sure if the chart is also inaccurate for other makers.
  • ToolGuy "...overall length grew only fractionally, from 187.6” in 1994 to 198.7” in 1995."Something very wrong with that sentence. I believe you just overstated the length by 11 inches.
  • ToolGuy There is no level of markup on the Jeep Wrangler which would not be justified or would make it any less desirable [perfectly inelastic demand, i.e., 'I want one']. Source: My 21-year-old daughter.
  • ToolGuy Strong performance from Fiat.
  • Inside Looking Out GM is like America, it does the right thing only after trying everything else.  As General Motors goes, so goes America.