Beutler-Fano profile

Beutler-Fano profile

[¦bȯit·lər ′fan·ō ‚prō‚fīl]
(physics)
A function that describes a scattering cross section in the vicinity of a resonance in terms of three parameters: the resonance energy, the resonance width, and the profile index, which determines the shape of the resonance.