Nuclear fusion is the long-standing wish of a great many energy researchers: to imitate the reactions between merging hydrogen nuclei in the heart of the sun as a safe, clean and practically inexhaustible source of energy. The international fusion reactor ITER, under construction in the south of France, is designed to be the first in the world to generate more power from hydrogen fusion than is needed to heat and control the hot fuel (plasma – a gas of charged particles). ITER will start its first measurement campaign in 2025, but various preparatory tests are already being carried out at DIFFER at the TU/e campus in Eindhoven in anticipation of this.

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Author profile picture Bart Brouwers is co-founder and co-owner of Media52 BV, the publisher of innovationorigins.com.