Γ_{i→f} = (2π/ℏ)|⟨f|V|i⟩|² ρ(E_f); first-order time-dependent PT; applies to decay rates, absorption cross sections.
Fermi's golden rule
Related concepts
- Quantum perturbation theory
- Axion haloscope: resonant cavity → microwave photon via B·a coupling
- Fermi golden rule decoherence: Γ = (2π/ℏ) |⟨f|V|i⟩|² ρ(E_f)
- Beta decay (Fermi 1934 + Cabibbo)
- Photodynamic therapy (PDT)
- Axion haloscope (Sikivie 1983)
- Electric-dipole selection rules: Delta S = 0, Delta L = +-1, Delta m_L in {-1,0,+1}, parity flip (photochemistry)
- SMSI (Tauster effect)
- N2RR (Yandulov-Schrock 2003)
- Suzuki-Miyaura (1979)