Fig. 1From: Thermoelectric Properties of Hot-Pressed Bi-Doped n-Type Polycrystalline SnSe(Color online) Room temperature XRD patterns for SnSe:Bi 4% perpendicular (red color) and parallel (blue color) to the pressing direction as illustrated in the inset. The figure showed the orthorhombic structure and the presence of rhombohedral Bi phaseBack to article page