Improved promoter effect in NiWS catalysts through a molecular approach and an optimized Ni edge decoration
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- 作者：Thibault Alphazana ; Audrey Bonduelle-Skrzypczaka ; Christè ; le Legensa ; Zoubeyr Boudenea ; Anne-Lise Taleba ; Anne-Sophie Gaya ; Ovidiu Ersenb ; Christophe Copé ; retc ; ccoperet@inorg.chem.ethz.ch" class="auth_mail" title="E-mail the corresponding author ; Pascal Raybauda ; pascal.raybaud@ifpen.fr" class="auth_mail" title="E-mail the corresponding author
- 关键词：Hydrotreatment ; Toluene hydrogenation ; NiWS ; Surface chemistry ; Mixed edge sites
- 刊名：Journal of Catalysis
- 出版年：2016
- 出版时间：August 2016
- 年：2016
- 卷：340
- 期：Complete
- 页码：60-65
- 全文大小：942 K
文摘
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High intrinsic hydrogenation activity of Ni promoted WS2 catalyst.
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Efficient preparation method using molecular precursors of tungsten and nickel.
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Quasi hexagonal morphology of NiWS crystallites highlighted by HAADF-STEM.
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Quantification of Ni distribution by a multi-technique approach.
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Distribution of Ni promoter atoms at the edge tuned by the preparation method.