Synthesis, characterization and photocatalytic activity of Cs3PW12O40/WO3 composite
محل انتشار: پنجمین کنفرانس بین المللی پژوهش کاربردی در شیمی و مهندسی شیمی با تاکید بر فناوری های بومی ایران
سال انتشار: 1397
نوع سند: مقاله کنفرانسی
زبان: انگلیسی
مشاهده: 332
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شناسه ملی سند علمی:
CBGCONF05_214
تاریخ نمایه سازی: 3 اردیبهشت 1398
چکیده مقاله:
In this work, a novel Cs3PW12O40/WO3 composite was successfully prepared for the first time by a facile thermal decomposition method. The as prepared composite was characterized by XRD, FT-IR, SEM, EDS, DRS and N2 adsorption/desorption techniques. The photocatalytic activity of Cs3PW12O40/WO3 composite was evaluated by photocatalytic degradation of RhB aqueous solution under xenon light irradiation. The results indicated the complete degradation of RhB molecules over Cs3PW12O40/WO3 composite after 30 min irradiation. However, the photocatalytic degradation of RhB over WO3 and Cs3PW12O40 after 80 min light irradiation are nearly 52%, and 68%, respectively. The enhanced photocatalytic activity of Cs3PW12O40/WO3 composite compared with WO3, and Cs3PW12O40 wasattributed to the strong interaction between WO3 and Cs3PW12O40 that leads to efficient separation of photogenerated electron-hole pairs
کلیدواژه ها:
نویسندگان
Samira Mirzavand
Department of Physics- Jundi-Shapur University of Technology- Dezful, Iran
Nemat Tahmasebi
Department of Physics- Jundi-Shapur University of Technology- Dezful, Iran
Alireza Hakimyfard
Department of Physics- Jundi-Shapur University of Technology- Dezful, Iran
Shahram Barzegar
Department of Chemistry- Jundi-Shapur University of Technology- Dezful, Iran