The new energy storage combines two subgroups of battery development: solid-state electrolyte with an anode made entirely of silicon. The result is a highly energy-dense, cheap and durable battery that can be used as a grid storage device in the same way as in electric cars and the electric aircraft that are being developed.
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The electric flying car is really two innovations in one, and could remain in the realm of fiction alongside the existing batteries. However, using newly developed fast-charging lithium-ion cells, such a four-wheeler could travel up to 80 kilometres.