We report the preparation of uniform spherical shape silver nanocrystals doped sodium borosilicate monolithic transparent glass by sol-gel method.The charac
A wide variety of activation ions have been used as near infrared (NIR) luminescent centres.However, when it comes to persistent luminescence, the numbers o
The Stark energy level splitting of Yb3+ ion in Fluorophosphate (FP) and Phosphate (P) glasses is derived from the low temperature absorption and emission s