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jeff dahn

  1. R

    What's inside Li-ion cell (pouch or cylindrical) ?

    I noticed some confusion regarding pouch vs cylindrical cells, especially when the Journal of Electrochemistry paper describing the cell chemistry that would be able to power an EV for 1 million miles. paper: A Wide Range of Testing Results on an Excellent Lithium-Ion Cell Chemistry to be used...
  2. mspohr

    Tesla battery lifetime doubles!

    Interesting article about a talk by Jeff Dahn. Apparently they have been able to double the lifetime of Tesla batteries after just one year of his five year contract! Tesla battery researcher says they doubled lifetime of batteries in Tesla’s products 4 years ahead of time