The viscosities of some fluoride glass forming melts in the critical range where log eta = 5.5 P and the rate of crystallisation is high have been calculated using a model. The effect of composition on the activation energy for viscous flow is discussed particularly for fluorozirconate glasses.
Origin
University Of Sheffield
Journal Title
Phys Chem Glasses 1989 30 6 220-228
Sector
Special Glass
Class
S 333