Table 2: Stoichiometric composition of SbTeI calculated from EDAX results.

Sample and synthesis conditions% elemental composition

SbTeI-1
 Time—480 hrs
 Temp—400°C
Sb = 37.57
Te = 34.11
I = 27.41
SbTeI-2
 Time—4 hrs
 Temp—600°C
Sb = 31.63
Te = 27.57
I = 40.80