S68 — Activation / shutdown-dose bound (extends S39)

S68: Activation / shutdown-dose bound (extends S39). Tier-1 · reduced-order, part of the Kronos MetroVolt 81-analysis validation record.

Register ID

S68

Campaign

Referee-requested extensions

Status

Tier-1 · reduced-order

S68 budgets neutron fluence, activation, and shielding — the quantities a low-neutron design works to minimize.

This is a register summary of a deposited analysis; its title and notes quote the deposit as-run, so parameters here may reflect the pre-Mode-D basis where they differ — all operating claims cite the frozen Mode-D point (ratified 24 July 2026). Full input decks, scripts, and output data for every analysis S01–S81 are released openly under CC BY 4.0.