柔性、可拉伸变形微型热电器件的设计与集成

刘瑞, 于治, 赵洋, 李晓齐, 喻海龙, 何娟, 聂鹏程, 王春雨, 邰凯平, 刘畅

Design and Integration of Flexible and Stretchable Micro-Thermoelectric Devices

LIU Rui, YU Zhi, ZHAO Yang, LI Xiaoqi, YU Hailong, HE Juan, NIE Pengcheng, WANG Chunyu, TAI Kaiping, LIU Chang

图9 微型柔性热电器件发电性能

Fig.9 Power generation performances of the micro-flexible thermoelectric device (a) output voltage generated by the micro-flexible thermoelectric device at different temperature differences (ΔT) (b) changes of power generation performance during the stretching process of the device (Insets show schematic of the tensile deformation of the device and the physical picture of the device under the maximum tensile amount (L / L0 = 1.6),where L0 and L are the lengths of the micro-flexible thermoelectric device before and after stretching, respectively; R0 and R are the resistances of the micro-flexible thermoelectric device before and after stretching, respectively) (c) normalized output voltages of the devices were compared to several literature data[26,28,29,33] (d) curves of the output voltage (hollow symbols) and output power (solid symbols) of the micro-flexible thermoelectric device at different ΔT as a function of the output current