Comparison of MoO<sub>3</sub> and WO<sub>3</sub> on arsenic poisoning V<sub>2</sub>O<sub>5</sub>/TiO<sub>2</sub> catalyst: DRIFTS and DFT study

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Comparison of MoO₃ and WO₃ on arsenic poisoning V₂O₅/TiO₂ catalyst: DRIFTS and DFT study

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作者：Yue Peng^a ; ^b ; Wenzhe Si^a ; Xiang Li^a ; Jinming Luo^b ; Junhua Li^a ; ^{lijunhua@tsinghua.edu.cn" class="auth_mail" title="E-mail the corresponding author} ; John Crittenden^b ; ^{john.crittenden@ce.gatech.edu" class="auth_mail" title="E-mail the corresponding author} ; Jiming Hao^a
关键词：SCR catalyst ; Arsenic resistance ; MoO3 ; DRIFTS ; DFT
刊名：Applied Catalysis B: Environmental
出版年：2016
出版时间：February 2016
年：2016
卷：181
期：Complete
页码：692-698
全文大小：1995 K

文摘

•: Arsenic decrease number of Lewis and strength of Brønsted acid sites.
•: NH₃ adsorbed on As–OH sites shows low activity.
•: Improvement of MoO₃ is due to the good dispersion.
•: Mo–O–Mo and Mo = O groups provide higher reactivity than WO₃ does.

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