Black-Body Radiation (Stefan–Boltzmann & Wien)
Radiated power and peak wavelength of a black body or grey body at a given temperature.
How to use the Black-Body Radiation
- Enter or select: Temperature, Surface area, Emissivity ε.
- The results (Radiated power, Radiant exitance, Peak wavelength) are calculated instantly as you type.
- Use “Copy link” to share the calculation with the same input values.
Formula
- P = εσAT⁴
- λ_max = b/T