Ambient-temperature NO oxidation over amorphous CrOx-ZrO2 mixed oxide catalysts: Significant promoting effect of ZrO2
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- 作者：Aiyong Wanga ; b ; Yanglong Guoa ; ylguo@ecust.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Feng Gaob ; feng.gao@pnnl.gov" class="auth_mail" title="E-mail the corresponding author ; Charles H.F. Pedenb
- 关键词：Oxide catalyst ; NO oxidation ; Ambient temperature oxidation ; CrOx ; ZrO2
- 刊名：Applied Catalysis B: Environmental
- 出版年：2017
- 出版时间：March 2017
- 年：2017
- 卷：202
- 期：Complete
- 页码：706-714
- 全文大小：1585 K
文摘
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Novel amorphous CrOx-ZrO2 mixed oxide materials are synthesized.
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100% NO conversion at ambient temperature for extended periods.
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Deactivated catalysts can be fully regenerated with a simple heat treatment.
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ZrO2 is found to stabilize Cr6+, the key redox sites in the mixed oxides.