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tlb
on Sept 8, 2022
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Korean nuclear fusion reactor achieves 100M°C for ...
The problem with that is that cores are very expensive. They require 100s of kgs of enriched uranium. If you run them at half power, you need twice as many and your cost goes up dramatically.
pfdietz
on Sept 8, 2022
[–]
The uranium lasts twice as long, though. So aside from interest costs it's a wash, at least for fuel costs.
You are right that the reactor structure costs more. Which is the point I've been trying to make.
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