{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"submitter":["Gao H"],"pubmed_abstract":["The construction of S-scheme heterojunctions is constrained by stringent work function (<i>Φ</i>) matching between oxidation and reduction photocatalysts, which limits material selection. Here, we present an innovative interfacial engineering strategy to overcome <i>Φ</i>-mismatched barriers by introducing a nitrogen-doped carbon (N-C) mediator and Cu nanoparticles at the WO<sub>3</sub>/Cu<sub>2</sub>O interface. Through a \"post-deposition and pyrolysis\" approach, we fabricated a tightly integrated Z-scheme WO<sub>3</sub>/N-C/Cu/Cu<sub>2</sub>O heterojunction, where the N-C layer and metallic Cu synergistically redirect photogenerated carrier recombination, preserving the high redox potentials of WO<sub>3</sub> (VB: +2.62 V) and Cu<sub>2</sub>O (CB: -1.41 V). Femtosecond transient absorpti"],"journal":["Chemical science"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12502197"],"repository":["biostudies-literature"],"pubmed_title":["Constructing a visible-light-excited Z-scheme heterojunction by engineering the directional N-C/Cu insertion layer: overcoming work function mismatches."],"pmcid":["PMC12502197"],"pubmed_authors":["Sun L","Li J","Yang L","He X","Zhan W","Han X","Gao H","Zhi S","Zhu Q","Zhao J","Qin C"],"additional_accession":[]},"is_claimable":false,"name":"Constructing a visible-light-excited Z-scheme heterojunction by engineering the directional N-C/Cu insertion layer: overcoming work function mismatches.","description":"The construction of S-scheme heterojunctions is constrained by stringent work function (<i>Φ</i>) matching between oxidation and reduction photocatalysts, which limits material selection. Here, we present an innovative interfacial engineering strategy to overcome <i>Φ</i>-mismatched barriers by introducing a nitrogen-doped carbon (N-C) mediator and Cu nanoparticles at the WO<sub>3</sub>/Cu<sub>2</sub>O interface. Through a \"post-deposition and pyrolysis\" approach, we fabricated a tightly integrated Z-scheme WO<sub>3</sub>/N-C/Cu/Cu<sub>2</sub>O heterojunction, where the N-C layer and metallic Cu synergistically redirect photogenerated carrier recombination, preserving the high redox potentials of WO<sub>3</sub> (VB: +2.62 V) and Cu<sub>2</sub>O (CB: -1.41 V). Femtosecond transient absorpti","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Sep","modification":"2026-06-04T08:41:38.39Z","creation":"2026-05-07T03:09:02.473Z"},"accession":"S-EPMC12502197","cross_references":{"pubmed":["41064325"],"doi":["10.1039/d5sc05362e"]}}