Synthesis, Crystal Structure Refinement, and Electrical Conductivity of Pb_(8−x)Na₂Sm_x(VO₄)₆O_(x/2)

Figure 4

Microphotograph of the sample Pb_7.8Na₂Sm_0.2(VO₄)₆O_0.1 (a) resolution ×1,000 and (b) resolution ×10,000.

(a)

(b)