Energy storage: Charge of the lithium brigade

Courtesy of The Economist.

The lithium-ion battery is steadily improving, but new research aims to turbocharge the technology

IT IS hard to imagine modern life without batteries. These storehouses of power open up new vistas, whether connecting people with the world through portable devices or travelling in electric cars. Yet, like many freedoms, the price is vigilance; the constant fretting over the charge meter.

Anyone who has spent time in an airport in recent years can attest that one of the most popular places to wait for the plane is by the rare wall socket or specially built tables festooned with electrical outlets. And for all the promise of the electric car, the distance it can travel on a single charge is limited, adding a new phrase to the lexicon of motoring: “range anxiety”.

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