Compare · Fusion
NIF shot 7 Apr 2025 vs NIF shot 20 Jun 2026
RANKED BY PUBLISHED TARGET GAIN Q (FUSION YIELD / ENERGY DELIVERED TO THE TARGET)
#1 VS #2
CHECKED 06 SEPT 2026
Side by side
Verdict
NIF shot 7 Apr 2025 ranks #1 of 9 on Published target gain Q (fusion yield / energy delivered to the target) (Q 4.13); NIF shot 20 Jun 2026 ranks #2 (Q 3.8).
Rank 01 of 9 · leads
Published target gain Q (fusion yield / energy delivered to the target)
Q 4.13
MakerLLNL / NIF
Date2025
Verified04 Sept 2026
Evidence
LLNL Achieving Fusion Ignition page: 7 Apr 2025 delivered 2.08 MJ to the target and produced 8.6 MJ fusion yield (+/- 0.45 MJ), target gain 4.13.Rank 02 of 9
Published target gain Q (fusion yield / energy delivered to the target)
Q 3.8
MakerLLNL / NIF
Date2026
Verified04 Sept 2026
Evidence
Same LLNL page lists the 20 Jun 2026 shot at 7.9 MJ yield and Q 3.8. Energy-on-target is not separately quoted in the same sentence; Q is the lab's published figure, not a derived one.Try another pair
More NIF shot 7 Apr 2025 matchups
Source LLNL NIF official ignition page; JET / UKAEA and the 1999 Nuclear Fusion JET DT paper
Last checked 06 Sept 2026