A study was made of conductivity and phase transitions in Li-substituted materials. The results (table 184) demonstrated that a conductivity enhancement in various systems was associated with the formation of solid solutions that were based upon the substitution: M4+  4Li+.

J.Kuwano, N.Sato, M.Kato, K.Takano: Solid State Ionics, 1994, 70-71, 332-6

 

 

 

Table 184

Ionic Conductivity of Various Phosphates

 

Material

30C(S/cm)

Zr2Li(PO4)3

5 x 10-8

Zr2Li(PO4)3-0.3Li2O

7 x 10-5

Zr2Li(PO4)3-0.3Li3PO4

7 x 10-5

Zr1.7Li1.3La0.3(PO4)3

7 x 10-6