Cell + Ionic relaxation with Orb v3; 0.03 eV/Å threshold; final energy = -241.0285 eV; energy change = -35.6297 eV; symmetry: P1 → P1
Crystal structure generated by GEPA optimization (iteration 18)
Phase diagram of Fe22Co4SiB2C; e_above_hull: 0.172596 eV/atom; predicted_stable: False