Astronomy   View all facts   Glossary   Help
physical phenomena > process > physical process > optical process > radiation modification
Upoptical process

radiation modification comparison table
Subject changes property has definition
line broadeningspectral line widthIncrease in the range of wavelengths in which some characteristic emission or absorption occurs.
radiation direction modificationdirection 
radiation intensity modificationintensity 
wavelength shiftfrequency (and wavelength)The alteration in frequency of electromagnetic radiation

Upoptical process