John Goodenough, the world's oldest Nobel Prize winner who played a crucial role in developing the lithium-ion battery, has died at the age of 100.
Lithium-ion batteries power millions of electric vehicles around the globe.
Dr Goodenough was awarded a Nobel Prize in chemistry in 2019 at the age of 97 for his work on batteries, including the development of the lithium-ion battery.
Although Goodenough has developed suitable cathode materials, the return on this technology is still minimal due to the lack of fundamental improvement in anode materials.
In 1985, Akira Yoshino and his colleagues used petroleum coke as anode material to solve the remaining problems in the development of lithium ion batteries.
In 1991, Sony put Goodenough's lithium cobalt oxide cathode and Akira Yoshino's anode together to make the world's first commercial lithium ion battery, which was later widely used in digital products such as mobile phones and computers.
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