{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Zhang X"],"funding":["Swiss National Science Foundation","University of Zurich, the University Research Priority Program (URPP)","Universität Zürich","University of Zurich","China Scholarship Council (CSC)"],"pagination":["3967-3974"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8518488"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["14(18)"],"pubmed_abstract":["Cu<sub>2</sub> S is a promising solar energy conversion material owing to its good optical properties, elemental earth abundance, and low cost. However, simple and cheap methods to prepare phase-pure and photo-active Cu<sub>2</sub> S thin films are lacking. This study concerns the development of a cost-effective and high-throughput method that consists of dissolving high-purity commercial Cu<sub>2</sub> S powder in a thiol-amine solvent mixture followed by spin coating and low-temperature annealing to obtain phase-pure crystalline low chalcocite Cu<sub>2</sub> S thin films. After coupling with a CdS buffer layer, a TiO<sub>2</sub> protective layer and a RuO<sub>x</sub> hydrogen evolution catalyst, the champion Cu<sub>2</sub> S photocathode gives a photocurrent density of 2.5 mA cm<sup>-2</sup> at -0.3 V vs. reversible hydrogen electrode (V<sub>RHE</sub> ), an onset potential of 0.42 V<sub>RHE</sub> , and high stability over 12 h in pH 7 buffer solution under AM1.5 G simulated sunlight illumination (100 mW cm<sup>-2</sup> ). This is the first thiol-amine-based ink deposition strategy to prepare phase-pure Cu<sub>2</sub> S thin films achieving decent photoelectrochemical performance, which will facilitate its future scalable application for solar-driven hydrogen fuel production."],"journal":["ChemSusChem"],"pubmed_title":["Thiol-Amine-Based Solution Processing of Cu<sub>2</sub> S Thin Films for Photoelectrochemical Water Splitting."],"pmcid":["PMC8518488"],"funding_grant_id":["#184737","184737","FK-19-117","#160586"],"pubmed_authors":["Yang W","Zhang X","Adams P","Tilley SD","Siol S","Niu W","Wang Z"],"additional_accession":[]},"is_claimable":false,"name":"Thiol-Amine-Based Solution Processing of Cu<sub>2</sub> S Thin Films for Photoelectrochemical Water Splitting.","description":"Cu<sub>2</sub> S is a promising solar energy conversion material owing to its good optical properties, elemental earth abundance, and low cost. However, simple and cheap methods to prepare phase-pure and photo-active Cu<sub>2</sub> S thin films are lacking. This study concerns the development of a cost-effective and high-throughput method that consists of dissolving high-purity commercial Cu<sub>2</sub> S powder in a thiol-amine solvent mixture followed by spin coating and low-temperature annealing to obtain phase-pure crystalline low chalcocite Cu<sub>2</sub> S thin films. After coupling with a CdS buffer layer, a TiO<sub>2</sub> protective layer and a RuO<sub>x</sub> hydrogen evolution catalyst, the champion Cu<sub>2</sub> S photocathode gives a photocurrent density of 2.5 mA cm<sup>-2</sup> at -0.3 V vs. reversible hydrogen electrode (V<sub>RHE</sub> ), an onset potential of 0.42 V<sub>RHE</sub> , and high stability over 12 h in pH 7 buffer solution under AM1.5 G simulated sunlight illumination (100 mW cm<sup>-2</sup> ). This is the first thiol-amine-based ink deposition strategy to prepare phase-pure Cu<sub>2</sub> S thin films achieving decent photoelectrochemical performance, which will facilitate its future scalable application for solar-driven hydrogen fuel production.","dates":{"release":"2021-01-01T00:00:00Z","publication":"2021 Sep","modification":"2025-04-22T20:50:02.176Z","creation":"2025-04-06T03:18:06.341Z"},"accession":"S-EPMC8518488","cross_references":{"pubmed":["34324265"],"doi":["10.1002/cssc.202101347"]}}