PeiAn REN, Cong WANG, Peng ZI, Qirui TAO, Xianli SU, Xinfeng TANG. Effect of Te and In Co-doping on Thermoelectric Properties of Cu2SnSe3 Compounds [J]. Journal of Inorganic Materials, 2022, 37(10): 1079
- Journal of Inorganic Materials
- Vol. 37, Issue 10, 1079 (2022)
1. Powder XRD patterns of Cu2SnSe3-x Tex samples after PAS sintering (a) and corresponding enlarge view near 2θ =53° (b)
2. Field emission scanning electron microscopies of freshly fractured surfaces of samples Cu2SnSe3 (a) and Cu2SnSe2.9Te0.1 (b)
3. Backscattered electron images of the polished surfaces for samples Cu2SnSe2.9Te0.1 (a) and Cu2SnSe2.85Te0.15 (b) with elemental distribution mappings of Cu2SnSe2.9Te0.1(c-f)
4. Temperature dependent electrical conductivity (a), Seebeck coefficient (b) and power factor (c) of Cu2SnSe3-x Tex samples
5. Relationship between carrier concentration and Seebeck coefficient for Cu2SnSe3-x Tex and Cu2Sn1-y Iny Se2.9Te0.1 samples
6. Temperature dependent thermal conductivity for Cu2SnSe3-x Tex samples
7. Temperature dependent ZT for Cu2SnSe3-x Tex samples
8. Temperature dependent electrical conductivity (a), Seebeck coefficient (b) and power factor (c) for Cu2Sn1-y Iny Se2.9Te0.1 samples
9. Temperature dependent thermal conductivity (a) and ZT (b) for Cu2Sn1-y Iny Se2.9Te0.1 samples
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Table 1. Electrical conductivities (σ), Seebeck coefficients (S), carrier concentrations (n) and carrier mobilities (μ) of Cu2SnSe3-xTex samples at room temperature
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Table 2. Electrical conductivities (σ), Seebeck coefficients (S), carrier concentrations (n) and carrier mobilities (μ) of Cu2Sn1-yInySe2.9Te0.1 samples at room temperature
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