.2MnO3/Ag electrode are not observed. The output powers of the fabricated π-shaped modules are measured, depending on the … operating parameters and number of thermoelectric module pairs. The output powers of single thermoelectric modules increase with ….26, 5.70, 7.13, and 8.42 mW for ΔT = 250, 269, 293, 305, 324, and 346 °C, respectively. The maximum output powers of 1-, 2 …