Research / 2020 / Article / Fig 4

Research Article

The Electronic Transport Channel Protection and Tuning in Real Space to Boost the Thermoelectric Performance of Mg3+δSb2-yBiy near Room Temperature

Figure 4

Temperature dependence of (a) electrical resistivity, (b) Seebeck coefficient, and (c) power factor of Mg3+δSb2-yBiy (, 1.2, 1.4, 1.5, 1.6, 1.7, 1.8, and 2.0), previous as reference [4]. (d) Power factor as a function of reduced Fermi level at room temperature in condition of different weighted mobility. (e) Average power factor and (f) engineering power factor in the temperature range of 50-250°C, with Bi2Te2.3Se0.7 as a reference [41].