Researchers find that algae-derived natural polysaccharide as a binder yields stable Li-ion battery silicon anode with 8x reversible capacity of graphitic anodes
Green Car Congress
SEPTEMBER 9, 2011
Reversible Li extraction capacity of nanoSi electrodes with alginate, CMC and PVDF binders vs. cycle number collected for the current density of 4200 mA g –1 for cells cycled in the potential window of 0.01-1 1 V vs. Li/Li +. Click to enlarge. With graphite particles, whose volume does not change, the interface remains stable.
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