Research Article

Structural and Physical Properties of Glasses

Table 3

Chemical composition and physical properties of F -(40- ) -60 glasses.

(mol%)Molar volume Density W (eV)

0 48.04 2.850.427
547.462.980.361
10 45.47 3.210.329
15 44.64 3.370.266
20 44.283.500.220