PNNL silicon sponge delivers high capacity with long cycle life as Li-ion anode material
Green Car Congress
JULY 9, 2014
'The porous, sponge-like nanomaterial made of silicon. Source: PNNL. Click to enlarge. Researchers at Pacific Northwest National Laboratory (PNNL), with colleagues at UC San Diego, have developed a “mesoporous silicon sponge” material that, when applied as an anode in a lithium-ion battery, can deliver capacity of up to ~750?mAh?g ?1 based on the total electrode weight with more than 80% capacity retention over 1,000 cycles.
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