noun
Verdet constant
Physics term: a material-specific constant that quantifies the Faraday effect, i.e., the rotation of the plane of polarization of light in a magnetic field.
ベルデ定数は、物質の磁気光学特性を表す重要なパラメータです。
The Verdet constant is an important parameter that describes the magneto-optical properties of a material.
Named after the French physicist Émile Verdet. The term is a direct borrowing into Japanese as ベルデ定数.