Identification of step-edge sites on Rh nanoparticles for facile CO dissociation
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- 作者：D.A.J. Michel Ligthart ; Ivo A.W. Filot ; Abdulkarim A.H. Almutairi ; Emiel J.M. Hensen ; e.j.m.hensen@tue.nl" class="auth_mail" title="E-mail the corresponding author
- 关键词：Nanoparticles ; Structure sensitivity ; Step-edges ; Infrared spectroscopy ; Dinitrogen
- 刊名：Catalysis Communications
- 出版年：2016
- 出版时间：5 March 2016
- 年：2016
- 卷：77
- 期：Complete
- 页码：5-8
- 全文大小：470 K
文摘
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N2 IR probes low-coordinated surface metal atoms on Rh nanoparticles.
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The density of low-coordinated atoms correlates with the CO dissociate rate.
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Maximum density and CO dissociation rate at intermediate particle size
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N2 IR is useful to semi-quantitatively probe step-edge sites.