Long-term stabilized high-density CuBi2O4/NiO heterostructure thin film photocathode grown by pulsed laser deposition

Jongmin Lee, Hongji Yoon, Seungkyu Kim, Sehun Seo, Jaesun Song, Byeong Uk Choi, Seung Yo Choi, Hyunwoong Park, Sangwoo Ryu, Jihun Oh, Sanghan Lee

Research output: Contribution to journalArticlepeer-review

43 Scopus citations

Abstract

Harvesting sustainable hydrogen through water-splitting requires a durable photoelectrode to achieve high efficiency and long lifetime. Dense, uniform CuBi2O4/NiO thin film photocathodes grown by pulsed laser deposition achieved photocurrent density over 1.5 mA cm-2 at 0.4 VRHE and long-term chronoamperometric stability for over 8 hours.

Original languageEnglish
Pages (from-to)12447-12450
Number of pages4
JournalChemical Communications
Volume55
Issue number83
DOIs
StatePublished - 2019

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