Energy Encyclopedia

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Vacuum vessel

Fusion

Chamber that holds fusion plasma in vacuum.

The vacuum vessel is the leak-tight chamber of a magnetic fusion device, providing vacuum quality and a first structural boundary.

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Tokamaks

The word "tokamak" is of Russian origin and means "toroidal chamber and magnetic coils." This magnetic confinement system holds plasma in magnetic fields of toroidal shape. The first tokamak, the T-1, started operation in 1958 in Russia, and since then the greatest advances in th

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Glossary

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First wall

Plasma-facing surface of a fusion vessel.