2 ms·

See this graph of energy density over time: http://electronicdesign.com/site-files/electronicdesign.com/files/archive/electronicdesign.com/content/content/7400

• te 12y ago
  Where does Li-ion plateau on that chart? The two preceding technologies (NiMH, NiCd) also "doubled every ten years" until they didn't.
  • lacker 12y ago
    The plateau seems to happen once a technology is no longer the winner, and research moves on to the next.