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Review Article

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

Table 2

Summary of “endpoint” lattice thermal conductivity data from various authors and the ε parameter used to produce a best fit for each author’s data [8, 9, 12, 107].

ReferenceLattice thermal conductivity (W/mK)Best fit ε parameter for chalcogen sublattice
Bi2Te3Bi2Te2SeBi2Se3Te/Se(1)Te/Se(2)

Birkholz [8]1.651.262.397.775.2
Rosi et al. [9]1.301.242.00072.8
Goldsmid [12]1.541.2382.7
Champness et al. [16]1.771.351.7413.7169.3
Average1.561.272.047.1100.0