High activity of mononuclear copper present in the framework of CuSiBEA zeolites in the selective catalytic reduction of NO with NH3
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- 作者：Rafal Barana ; b ; c ; Teresa Grzybeka ; Thomas Onfroyb ; c ; Stanislaw Dzwigajb ; c ; stanislaw.dzwigaj@upmc.fr" class="auth_mail" title="E-mail the corresponding author
- 关键词：Copper ; BEA ; SCR ; NO ; NH3
- 刊名：Microporous and Mesoporous Materials
- 出版年：2016
- 出版时间：15 May 2016
- 年：2016
- 卷：226
- 期：Complete
- 页码：104-109
- 全文大小：1050 K
文摘
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Cu(II) was incorporated in zeolite framework by two-steps postsynthesis method.
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CuSiBEA zeolite catalysts were very active in SCR of NO with ammonia.
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N2 selectivity and NO conversion were depended on copper speciation and reaction temperature.
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Framework mononuclear Cu(II) were responsible for high activity and excellent N2 selectivity in NH3-SCR.