YH Elbashar, RA Ibrahem, JA Khaliel… - … Optics: Concepts in …, 2019 - search.ebscohost.com
The phosphate glass system of chemical composition 40P< sub> 2 O< sub> 5-37ZnO-2CuO-
(20-x) Na< sub> 2 O-(x) V< sub> 2 O< sub> 5 in molar ratio with x= 1, 2, 3, 4, 5, and 6 are …