Operando temperature monitoring in PEMFCs using a thin-film thermocouple array with surface microstructures - Tao Luo; Chongjie Jiang; Sirui Liu; Yingying Dai; Xi Wang; Xinning Zhu; Guangji Song; Jinyang Le; Xuyang Chu; Yuzhi Ke; Wei Zhou (Chemical Engineering Journal, 2026)