SMRTR Science & EngineeringAug 3, 2025Interesting Engineering

US nuclear fusion ignition gets breakthrough with mighty THOR’s ‘burning plasma’

SMRTR summary

Scientists at Los Alamos achieved a breakthrough in nuclear fusion using the THOR window system. The experiment generated 2.4 megajoules of fusion energy while allowing X-ray measurement, proving fusion ignition can occur with modifications. This innovation enables studying material responses to extreme radiation. The THOR design overcame energy loss and asymmetry challenges, validating simulations and expanding fusion research applications.

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