Lawson criterion

Fusion

Condition on density, temperature, and confinement time.

The Lawson criterion (and related triple product) states the combination of plasma density, temperature, and energy confinement time needed for a fusion plasma to produce useful net power.

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Articles

Lawson Criterion

John D. Lawson wondered what conditions need to be fulfilled in order to get enough energy from a fusion reaction to use it in a power plant.

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Glossary

Plasma

Ionized gas of charged particles.

Fusion gain Q

Ratio of fusion power to heating power.