Rick Howard demystifies all the latest developments in novel anodes for the next generation of lithium‑ion batteries.
Between the demand for laptops' longer run times and the push toward electric vehicles with extended range, development activity for high-energy Li-ion cathode materials is reaching near-hysteria levels. But this raises a critical issue: where will the lithium reside when high-capacity cells are charged? The horse-and-buggy of anode intercalants is graphite, and there is the new horseless carriage, Li4Ti5O12, neither matching up well to high-capacity cathodes but both dependable and with wide . . .
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