Figure (a): Nanoporous germanium (Ge)/carbon (C) stacked negative electrodes fabricated by proprietary high-pressure plasma sputtering. (IMAGE)
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Figure (b): Charge/discharge cycle characteristics of Li-ion battery capacity. The new C/Ge/C structure demonstrated a high capacity of 910 mAh/g, about three times that of conventional carbon, for more than 90 cycles without degradation.
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Giichiro Uchida / Meijo University
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