ncremental ambient temperature in K, ?? D is an ice dielectric relaxation time, ???s is a static dielectric permittivity of ice, ???inf is a high-frequency permittivity of ice, ??inf is a high-frequency conductivity of ice, ??0 is a static conductivity of ice, ??? is an ice permittivity (e.g., as a function of frequency f and temperature T), ?? is an ice conductivity (e.g., as a function of freque