In situ observation of NiS nanoparticles depositing on single TiO2 mesocrystal for enhanced photocatalytic hydrogen evolution activity

• Published in: Applied catalysis. B, Environmental Vol. 254; pp. 594 - 600
• Main Authors: Shi, Xiaowei, Kim, Sooyeon, Fujitsuka, Mamoru, Majima, Tetsuro
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 05.10.2019; Elsevier BV
• Subjects: Current carriers; Heterostructure; Hydrogen evolution; In situ; Migration; Nanoparticles; Particle physics; Photocatalysis; Photodeposition; Photoluminescence; Photons; Reaction kinetics; Structure-activity relationships; Titanium dioxide; Heterostructure; Photodeposition; In situ; Hydrogen evolution; Photoluminescence

[Display omitted] •Deposition of NiS on TiO2 mesocrystal (TMC) was in situ monitored via single-particle photoluminescence (PL) spectroscopy.•The variations of PL intensity and lifetime on individual TMC particle was detected before and after NiS photodeposition.•The interfacial electron injection k...