Mechanistic investigation of the enhanced NH3-SCR on cobalt-decorated Ce-Ti mixed oxide: In situ FTIR analysis for structure-activity correlation
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- 作者：Jie Liua ; b ; Xinyong Lib ; xinyongli@hotmail.com" class="auth_mail" title="E-mail the corresponding author ; xinyongli@hotmail.com" class="auth_mail" title="E-mail the corresponding author ; Qidong Zhaob ; Jun Keb ; Huining Xiaoa ; Xiaojuan Lva ; Shaomin Liuc ; Moses Tadé ; c ; Shaobin Wangc ; shaobin.wang@curtin.edu.au" class="auth_mail" title="E-mail the corresponding author
- 关键词：Low-temperature NH3-SCR ; Nitrogen oxides (NOx) ; Surface Ce3+ species ; In situ FTIR ; Reaction mechanism
- 刊名：Applied Catalysis B: Environmental
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：200
- 期：Complete
- 页码：297-308
- 全文大小：4721 K
文摘
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Adjustment of the ratio of surface Ce3+ and oxygen vacancies by Co decoration.
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L-H and E-R mechanisms are accelerated by the aggravation of lattice distortion.
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L-H mechanism is the dominate process for low temperatures.