Phase stability, structures and properties of the (Bi2)m (Bi2Te3)n natural superlattices

► Phase Stability of the (Bi2)m·(Bi2Te3)n Natural Superlattices. ► Thermoelectric Properties in the BixTe1−x Phase Diagram. ► Crystal Structure of Bi2Te from Synchrotron X-ray Powder Diffraction.