Nasicon-type compounds and solid solutions, where M was Ti or Zr, were investigated by using X-ray powder diffraction and ionic conductivity methods. Single-phase LiSn2(PO4)3 was obtained here for the first time. The variation in ionic conductivity as a function of x was regular (table 180).
J.M.Winand, A.Rulmont, P.Tarte: Journal of Solid State Chemistry, 1991, 93[2], 341-9
Table 180
Ionic Conductivity of Various Solid Solutions
Material | Temperature (K) | x | (S/cm) |
Sn2-xNaTix(PO4)3 | 600 | 0 | 6.4 x 10-7 |
Sn2-xNaTix(PO4)3 | 600 | 1 | 6.4 x 10-6 |
Sn2-xNaTix(PO4)3 | 600 | 2 | 2.3 x 10-5 |
Sn2-xNaZrx(PO4)3 | 600 | 0 | 6.4 x 10-7 |
Sn2-xNaZrx(PO4)3 | 600 | 1 | 2.8 x 10-5 |
Sn2-xNaZrx(PO4)3 | 400 | 1 | 9.6 x 10-8 |
Sn2-xNaZrx(PO4)3 | 600 | 2 | 7.5 x 10-5 |
Sn2-xNaZrx(PO4)3 | 400 | 2 | 1.2 x 10-6 |
Sn2-xLiTix(PO4)3 | 600 | 1 | 2.5 x 10-4 |
Sn2-xLiTix(PO4)3 | 400 | 1 | 1.6 x 10-6 |
Sn2-xLiTix(PO4)3 | 600 | 2 | 1.5 x 10-3 |
Sn2-xLiTix(PO4)3 | 400 | 2 | 5.1 x 10-5 |
Sn2-xLiZrx(PO4)3 | 600 | 1 | 7.3 x 10-3 |
Sn2-xLiZrx(PO4)3 | 400 | 1 | 1.5 x 10-4 |