The conductivities of pure and doped single crystals were measured between room temperature and 900C (table 211). The results were in accordance with the presence of anti-Frenkel disorder.

W.Bollmann, P.Görlich, W.Hauk, H.Mothes: Physica Status Solidi A, 1970, 2[1], 157-70

 

 

Table 211

Arrhenius-Type Expressions for Ionic Conduction

in Pure and Doped SrF2 Crystals

 

Dopant

Region

σT (S/cmK)

-

intrinsic

2.5 x 108 exp[-21000/T]

YF3

dissociation

9.4 x 106C exp[-10910/T]

NaF

dissociation

2.2 x 106C exp[-10910/T]

YF3

association

2.5 x 106vC exp[-11950/T]