Undecided with Matt Ferrell How We’re Going To Achieve Nuclear Fusion Posted: March 25, 2025 | Last updated: March 25, 2025 Getting to see the JET tokamak fusion reactor in person was an eye ...

Currently JET has achieved a Q of 0.67 which it hopes to improve on. It’s projected that ITER’s successor (DEMO) would need to hit a Q of at least 25 to make the economic case for fusion reactors.