SMRTR Science & EngineeringSep 1, 2026Interesting Engineering

First-of-a-kind boron-based component adds a safety layer to 77 MW small reactor

SMRTR summary

NuScale Power and MillenniTEK have fabricated the first boron-oxide pellets for NuScale's small modular reactor. These pellets passively dissolve into coolant during emergencies, automatically slowing the nuclear reaction without human intervention.

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