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Solid-state NMR for metal-containing zeolites: From active sites to reaction mechanism
Frontiers of Chemical Science and Engineering ( IF 4.5 ) Pub Date : 2020-01-22 , DOI: 10.1007/s11705-019-1885-1
Xingling Zhao , Jun Xu , Feng Deng

Metal-containing zeolite catalysts have found a wide range of applications in heterogeneous catalysis. To understand the nature of metal active sites and the reaction mechanism over such catalysts is of great importance for the establishment of structure-activity relationship. The advanced solid-state NMR (SSNMR) spectroscopy is robust in the study of zeolites and zeolite-catalyzed reactions. In this review, we summarize recent developments and applications of SSNMR for exploring the structure and property of active sites in metal-containing zeolites. Moreover, detailed information on host-guest interactions in the relevant zeolite catalysis obtained by SSNMR is also discussed. Finally, we highlight the mechanistic understanding of catalytic reactions on metal-containing zeolites based on the observation of key surface species and active intermediates.



中文翻译:

含金属沸石的固态NMR:从活性位点到反应机理

已发现含金属的沸石催化剂在非均相催化中具有广泛的应用。了解金属活性位的性质以及在这类催化剂上的反应机理对于建立结构-活性关系非常重要。在研究沸石和沸石催化的反应方面,先进的固态NMR(SSNMR)光谱学非常可靠。在这篇综述中,我们总结了SSNMR的最新发展和应用,以探索含金属沸石中活性位的结构和性质。此外,还讨论了有关通过SSNMR获得的相关沸石催化中主客体相互作用的详细信息。最后,

更新日期:2020-04-21
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