Type Ia Physics
⁵⁶Ni → ⁵⁶Co: τ = 8.8 d
⁵⁶Co → ⁵⁶Fe: τ = 111.3 d
Phillips relation:
Δm₁₅ ↔ peak M_B
Brighter = slower
Peak mag ≈ -
Peak time ≈ - days
Δm₁₅ ≈ -
Ni mass sets peak;
ejecta mass sets width;
explosion energy sets
photosphere velocity
⁵⁶Ni → ⁵⁶Co: τ = 8.8 d
⁵⁶Co → ⁵⁶Fe: τ = 111.3 d
Phillips relation:
Δm₁₅ ↔ peak M_B
Brighter = slower
Peak mag ≈ -
Peak time ≈ - days
Δm₁₅ ≈ -
Ni mass sets peak;
ejecta mass sets width;
explosion energy sets
photosphere velocity