Joint European Torus

Facility in Oxford

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December 2023 JET completed its final operations, with decommissioning expected to continue until 2040.
November 2023 A petition was started asking that JET not be closed, with scientists expressing concerns about potential research and personnel gaps before ITER's operations.
October 2023 JET set its final fusion energy record, producing 69.29 megajoules over 6 seconds from only 0.21 mg of D-T fuel.
October 2023 Following the announcement of JET's closure at the IAEA conference in London, the group 'Scientists for JET' launched a petition calling for a review of the closure decision.
December 21 2021 JET produced 59 megajoules using deuterium-tritium fuel during a five-second fusion pulse, breaking its previous 1997 record of 21.7 megajoules.
December 2020 JET commenced an upgrade using tritium as part of its contribution to the ITER project.
December 2020 A JET upgrade commenced using tritium, as part of its contribution to the ITER project.
March 2019 UK Government and European Commission signed a contract extension for JET, guaranteeing operations until the end of 2024 despite Brexit uncertainties.

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