Emissivity¶
Type: | 0-Tensor, or section |
---|---|
Range: | [v_1, …, v_1] |
Default: | -/- |
Appearance: | optional |
Specifies the Emissivity
of a material surface, e.g. the effectiveness of heat radiation compared to an ideal black surface following the Stefan-Boltzmann law. The emissivity is a dimensionless ratio between 0 and 1.