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Role of the Support in Gold-Containing Nanoparticles as Heterogeneous Catalysts.
Chemical Reviews ( IF 62.1 ) Pub Date : 2020-03-30 , DOI: 10.1021/acs.chemrev.9b00662
Meenakshisundaram Sankar 1 , Qian He 1, 2 , Rebecca V Engel 1 , Mala A Sainna 1 , Andrew J Logsdail 1 , Alberto Roldan 1 , David J Willock 1 , Nishtha Agarwal 1 , Christopher J Kiely 1, 3 , Graham J Hutchings 1
Affiliation  

In this review, we discuss selected examples from recent literature on the role of the support on directing the nanostructures of Au-based monometallic and bimetallic nanoparticles. The role of support is then discussed in relation to the catalytic properties of Au-based monometallic and bimetallic nanoparticles using different gas phase and liquid phase reactions. The reactions discussed include CO oxidation, aerobic oxidation of monohydric and polyhydric alcohols, selective hydrogenation of alkynes, hydrogenation of nitroaromatics, CO2 hydrogenation, C-C coupling, and methane oxidation. Only studies where the role of support has been explicitly studied in detail have been selected for discussion. However, the role of support is also examined using examples of reactions involving unsupported metal nanoparticles (i.e., colloidal nanoparticles). It is clear that the support functionality can play a crucial role in tuning the catalytic activity that is observed and that advanced theory and characterization add greatly to our understanding of these fascinating catalysts.

中文翻译:

载体在含金纳米颗粒中作为非均相催化剂的作用。

在这篇综述中,我们讨论了最近文献中有关支持物在指导金基单金属和双金属纳米颗粒的纳米结构中作用的实例。然后讨论了使用不同气相和液相反应的金基单金属和双金属纳米粒子的催化性能与载体的作用。讨论的反应包括CO氧化,一元和多元醇的好氧氧化,炔烃的选择性加氢,硝基芳烃的加氢,CO2加氢,CC偶合和甲烷氧化。仅选择已经明确详细研究了支持作用的研究进行讨论。然而,还使用涉及未负载的金属纳米颗粒(即胶体纳米颗粒)的反应实例检查了载体的作用。
更新日期:2020-04-23
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