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    What is the average impedance of new 18650 cells?

    I’ve found manufacturers specs that say new cells shouldn’t exceed anything from 70-100 mΩ but that doesn’t tell me what the average impedance would be for new cells. Obviously it’s not going to be 0 but I’d just like to know what y’all expect impedance of new cells to be to give me a better...
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    Grad Student Looking for Research in used Lithium 18650 Cells

    Hello, I'm a first semester graduate student in the USA and I have recently gotten super interested in Lithium Batteries! I have a ton of used 18650 cell's I've harvested from all sorts of products and while I was building an E-bike battery last year I was beating my head against the wall trying...