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EMI_Black_Ace t1_j0fh99d wrote on December 16, 2022 at 6:37 AM

Reply to comment by regrettinglastweek in Nuclear fusion breakthrough: A physicist answers three vital questions by FarmhouseFan

Diode-pumped systems are much more efficient, yes, but the reason they're using that old laser tech is power density, which laser diodes suck at in comparison.