Recent advances in g-C3N4-based heterojunction photocatalysts
Yunfeng Lia,*(), Minghua Zhoub,*(), Bei Chengc, Yan Shaod

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Fig. 17.. Mott-Schottky plots of MCN (a) and UCN (b); (c) Ultraviolet photoelectron spectroscopy (UPS) spectra; (d) the possible carriers transfer mechanism in MCN/UCN S-scheme heterojunction. Reproduced with permission [199] Copyright 2019, Elsevier.