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by sespindola 4431 days ago
some physicists at Sandia labs have been working on a similar technology: the counter rotating ring receiver reactor recuperator, or CR5[1]. Though it seems to be a long way from reaching the necessary efficiency for it to be comercially viable.

It was festured in Daniel Suarez's Freedom, as the main fuel generator for a native self-sustaining community.

[1] https://share.sandia.gov/news/resources/releases/2007/sunshi...