S42 — Staged fuel self-sufficiency
Register entry: S42 · Staged fuel self-sufficiency · Tier 1 — Computed (reduced-order engine, reproducible from Zenodo package) · Paper 3 — Fuel Cycle, Neutronics & Magnets/Shield.
Primary files: paper3/KX2_neutronicity.py, KX2_stage_summary.csv
Kronos Fusion Energy — architecture validation. HYPERION breeder (A = 2.5, R₀ = 1.2 m, Q = 3.424) and the D–³He tandem-mirror generator (26.49 T peak throat field). Published under CC BY 4.0 in the Kronos two-paper deposits (DOI 10.5281/zenodo.21746157 and DOI 10.5281/zenodo.21746479).