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Nuclear fusion

Nuclear fusion

The fusion industry must rise to its tritium challenge

20 May 2024

John Evans says that the issue of producing fuel for fusion power plants will need to be solved before the technology can become a viable energy source

ITER tokamak pit
Chain reaction Isotopically enriched natural lithium may be required in fusion reactors to produce sufficient quantities of tritium to maintain the tokamak’s output. Above, viewers peak into the tokamak pit at ITER. (Courtesy: ITER)
“The dream of clean energy is closer”. “Nuclear fusion takes a big step forward”. Those are

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John Evans is a physicist who has worked at the Atomic Energy Research Establishment in Harwell, UK, e-mail jhevans@sky.com
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