Originally published at Desinformado.com | Gadgets News. Please leave any comments there.

Hitachi is developing a new generation of lithium-ion battery packs that should significantly extend the running time of portable devices without requiring a radical breakthrough in technology, the company said when discussing its financial results. The Japanese electronics maker plans to swap the graphite used in the electrodes of today’s batteries with a silicon alloy material that would increase the effective capacity of a battery by 20 percent without making additional changes.

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