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https://hackaday.com/2026/01/14/pushing-chinas-east-tokamak-past-the-greenwald-density-limit/ Pushing China’s EAST Tokamak Past The Greenwald Density Limit | Hackaday Getting a significant energy return from tokamak-based nuclear fusion reactors depends for a large part on plasma density, but increasing said density is... east tokamakpushingchinapast https://interestingengineering.com/energy/china-east-tokamak-stable-operation China's EAST Tokamak achieves stable operation at densities beyond limits east tokamakachieves stable