Research / 2020 / Article / Fig 1

Review Article

The Thermoelectric Properties of -Type Bismuth Telluride: Bismuth Selenide Alloys

Figure 1

The crystal structure of is comprised of quintuple layers of where represents either Te or Se and the number in parentheses designates between the two inequivalent sites. The site is preferentially occupied by Se, and the alloy forms an ordered compound at the Bi2Te2Se composition.