Maintaining stable LSPR performance of W18O49 by protecting its oxygen vacancy: A novel strategy for achieving durable sunlight driven photocatalysis

• Published in: Applied catalysis. B, Environmental Vol. 276; p. 119167
• Main Authors: Feng, Chengyang, Tang, Lin, Deng, Yaocheng, Wang, Jiajia, Liu, Yani, Ouyang, Xilian, Chen, Zhaoming, Yang, Haoran, Yu, Jiangfang, Wang, Jingjing
• Format: Journal Article
• Language: English
• Published: Amsterdam Elsevier B.V 05.11.2020; Elsevier BV
• Subjects: Absorption; Aging; Carbon nitride; Deactivation; Helium; Lattice vacancies; LSPR; Nonstoichiometric semiconductors; Oscillations; Oxygen; Oxygen vacancy protection; Photocatalysis; Stability; Sunlight; Sunlight response; W18O49; LSPR; W18O49; Sunlight response; Nonstoichiometric semiconductors; Oxygen vacancy protection

[Display omitted] •A novel W18O49@g-C3N4 core-shell heterojunction was fabricated for the first time.•The g-C3N4 shell can effectively inhibit the deactivation of oxygen vacancies in internal W18O49.•The protective mechanism of oxygen vacancies has been studied and proposed.•A novel design strategy...