Manley-Rowe relations (1956, Proc IRE 44:904): in a lossless χ^(2) 3-wave mixing process ω_1 + ω_2 = ω_3 (sum-frequency generation if 3 is the output, or difference / parametric amplification if 3 is the pump), the photon fluxes Φ_k =…
Manley-Rowe relations (1956, Proc IRE 44:904): in a lossless χ^(2) 3-wave mixing process ω_1 + ω_2 = ω_3 (sum-frequency generation if 3 is the output, or difference / parametric amplification if 3 is the pump), the photon fluxes Φ_k =…