Question

Why phosphorescence is found at lower frequency than fluorescence?

Answer 1

hey there...here you go....

>>>The emission spectrum can provide qualitative and quantitative analysis.

>>>>>>>>>>>>>>>>>>>>>The term fluorescence and phosphorescence are usually referred as photoluminescence because both are alike in excitation brought by absorption of a photon. .

>>>..Fluorescence and phosphorescenceoccurs at longer wavelength than the excitation radiation.