, 2020). This kind of boosts in both equally peak absorption cross part and width in the 450 nm absorption band much more than linearly increase the toughness on the chromophore with concentration. Other chromophores in natural corundum never demonstrate these alterations and so show a continuing energy with concentration. https://thesocialvibes.com/story3480523/the-definitive-guide-to-natural-yellow-sapphire-from-sri-lanka