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Electricity in, heat out, I think. Getting that heat back to electricity will cost some, I expect more than that 0.4

The efficiency of a thermal power plant is around 40%, depending on the temperature of the steam it can produce. https://en.wikipedia.org/wiki/Thermal_power_station#Thermal_...

Note that energy in the case of ICF is produced instantaneously. There is no approach to capture this energy in production at this moment. Capturing that enery is still ongoing research topic.

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