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In situ FTIR spectra investigation of the photocatalytic degradation of gaseous toluene over a novel hedgehog-like CaFe2O4 hollow-structured materials
Release time:2019-11-04 Hits:
Indexed by: Journal Papers
First Author: Yin, Zhifan
Correspondence Author: Li, XY (reprint author), Dalian Univ Technol, Sch Environm Sci & Technol, Key Lab Ind Ecol & Environm Engn MOE, State Key Lab Fine Chem, Dalian 116024, Peoples R China.
Co-author: Liu, Baojun,Fan, Shiying,Wang, Penglei,Wang, Xinyang,Long, Dan,Zhang, Long,Yang, Xudong,Li, Xinyong
Date of Publication: 2019-10-01
Journal: CATALYSIS COMMUNICATIONS
Included Journals: EI、SCIE
Document Type: J
Volume: 130
ISSN No.: 1566-7367
Key Words: Hierarchical hollow architecture; Spinel-type CaFe2O4; Gaseous toluene; Photocatalysis
Abstract: A novel hedgehog-like CaFe2O4 hollow microspheres was successfully fabricated by a simple template-assisted method with post-heat treatment. Especially, the hollow architecture was assembled by the nanorods, the surface areas could reach 111.5 m(2).g(-1). Due to the enhanced light scattering by the hollow architecture, the effective charges separation by the assembled nanorods and the strong catalytic oxidizing performances by the Febase spinel material, the hedgehog-like CaFe2O4 catalysts showed marvelous catalytic performance for gaseous toluene degradation. Besides, by in situ FTIR technique, the degradation mechanism of gaseous toluene was clarified clearly based on the detected intermediates and final products in real time.
Translation or Not: no