The thermoelectric properties of the CuxBi2Te2.7Se0.3 sample (IMAGE)

Science China Press

The thermoelectric properties of the CuxBi2Te2.7Se0.3 sample

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(a) Temperature dependence of electrical conductivity. (b) The relationship between carrier concentration and mobility, the solid curve is the theoretical value calculated via the SPB model. (c) Room temperature Hall carrier concentration and mobility as a function of Cu content. (d) Temperature dependence of Seebeck coefficient. (e) Room temperature Pisarenko plot with effective mass, m* = 1.25 m0. (f) Temperature dependence of power factor. (g) The temperature dependent total thermal conductivity. (h) The relationship of ktot-kele verse 1000/T. (i) The temperature dependent ZT value of CuxBi2Te2.7Se0.3 alloys.

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