Hyperpolarizability
Encyclopedia
The hyperpolarizability, a nonlinear-optical property of a molecule, is the second-order electric susceptibility
per unit volume. See nonlinear optics
.
Electric susceptibility
In electromagnetism, the electric susceptibility \chi_e is a dimensionless proportionality constant that indicates the degree of polarization of a dielectric material in response to an applied electric field...
per unit volume. See nonlinear optics
Nonlinear optics
Nonlinear optics is the branch of optics that describes the behavior of light in nonlinear media, that is, media in which the dielectric polarization P responds nonlinearly to the electric field E of the light...
.