, 2020). Such raises in both equally peak absorption cross portion and width from the 450 nm absorption band greater than linearly enhance the energy with the chromophore with concentration. Other chromophores in natural corundum tend not to exhibit these modifications and thus show a relentless toughness with concentration. A https://www.tumblr.com/thegemjournal/759696203354128384/understanding-the-unique-characteristics-of-yellow?source=share