“…Copyright 2019, American Chemical Society. (Hu et al, 2014b;Hu et al, 2015a;Dong et al, 2016;Wu et al, 2016;Xia et al, 2016b;Zhu et al, 2016a;Cai et al, 2017;Xia et al, 2017a;Xia et al, 2017b;Chen et al, 2018;Qiao et al, 2018;Wu et al, 2018a;Dong et al, 2019;Xing et al, 2020) Especially, well-developed SOFC perovskite cathode materials, which are usually p-type semiconductors, can be used as electrolyte functions through Schottky junction principle (Zhu et al, 2013;Zhu et al, 2015;Dong et al, 2016;Zhu et al, 2016b;Zhu et al, 2017;Meng et al, 2018;Meng et al, 2019). These types of SBFCs can avoid compatibility issues between the electrolyte and electrode because the electrolyte itself contains already the electrode with good compatibility.…”