Tritium

Fusion

Radioactive hydrogen isotope with two neutrons.

Tritium is hydrogen-3. It is rare in nature, radioactive with a 12.3-year half-life, and is a fusion fuel that can be bred from lithium.

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Articles

Fusion Fuel

All light elements and their isotopes could be used as a fusion fuel, but when talking about the use of nuclear fusion as source of energy and electricity, some types of fuel are more suitable than others.

5 min read

Glossary

Deuterium

Hydrogen isotope with one neutron.

Tritium breeding

Making tritium from lithium in a fusion blanket.