Characterization of Cu<sub>2</sub>O/CuO heterostructure photocathode by tailoring CuO thickness for photoelectrochemical water splitting

Dasol Jeong, Woohyeon Jo, Jaebum Jeong, Taegeon Kim, Seungyeon Han, Min‐Kyu Son, Hyunsung Jung

RSC Advances · 2022 · 85 citations · 32 references

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Abstract

Optimization of CuO thickness in the Cu 2 O/CuO photocathode by controlling the annealing time: optimal thickness of CuO induces the improved light utilization and band bending, resulting in the enhanced photoelectrochemical performance.

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