Irradiance of the surface area for every unit frequency or wavelength. The phrases spectral flux density or maybe more confusingly "spectral intensity" will also be used. Non-SI units of spectral irradiance incorporate Jansky = ten W⋅m⋅Hz and solar flux device (1SFU = ten W⋅m⋅Hz). “Clever Supplying out light afire https://yuriu358xzb3.sharebyblog.com/profile