production of optical photons from the interaction of ionizing radiation with matter, phenomenon by which light is produced in a material by bombardment with ionizing radiation such as alpha particles, beta particles, or gamma rays, optiliste footonite tootmine ioniseeriva kiirguse ja aine koostoimest, nähtus, mille abil valgus tekib materjalis ioniseeriva kiirgusega, nagu alfaosakesed, beetaosakesed või gammakiired, pommitamise teel
