John Goodenough, whose work led to the lithium-ion battery

The work of Professor John Goodenough led to the invention of the rechargeable lithium-ion battery that is part of almost all portable electronic devices.

Now 94 years old and a professor of mechanical engineering at the University of Texas at Austin, Goodenough speaks to John Humphrys todays problems Samsung batteries catching fire, why he never won a Nobel Prize, and why not as the mobile phone.

(Photo :. John Goodenough Credit: University of Texas at Austin).

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