Figure 5:
Temperature dependent (a, b) Seebeck coefficient
(S
⊥
, S
//
)
, (c) ratio of
S
⊥
, S
//
, (d) variation of Seebeck coefficient with carrier concentration for x=0.16. Thesolid line is Pisarenko relation for ingot (Bi
x
Sb
1-x
)
2
Te
3
.