Numerous environmental catastrophes are brought on by the presence of a large amount of CO_(2)in the environment,which must be appropriately regulated from stationary point sources by efficient carbon capture and its ...Numerous environmental catastrophes are brought on by the presence of a large amount of CO_(2)in the environment,which must be appropriately regulated from stationary point sources by efficient carbon capture and its successive conversion into useful chemicals.Mesoporous silica nanoparticles(MSNs)are a type of silica material with pore sizes of 2-50 nm,high surface areas,and large pore volumes.These characteristics make MSNs suitable support materials for heterogeneous catalysis.In this review,we describe the functionalization of MSNs,the synthesis of MSN-based catalysts,and their potential uses in CO_(2)fixation reactions.We highlight the design of an ideal CO_(2)fixation catalyst,the addition of various functionalities to MSNs,and the use of MSN-based catalysts in various CO_(2)fixation reactions,with a discussion of the effects of controlling particle size distribution,active species dispersion,and interactions between active species and supports.Furthermore,this review provides a synopsis of the key issues in the area,present dynamics,and crucial barriers to the development of MSN-based catalysts,and subsequent research goals,along with viable solutions for realizing the implementation of MSNs in CO_(2)fixation reactions.展开更多
基金supported by the Basic Science Research Program through the National Research Foundation of Korea(NRF)funded by the Ministry of Education(RS-2022-00166502)the Basic Science Research Capacity Enhancement Project through a Korea Basic Science Institute(National Research Facilities and Equipment Center)grant funded by the Ministry of Education(2019R1A6C1010016).
文摘Numerous environmental catastrophes are brought on by the presence of a large amount of CO_(2)in the environment,which must be appropriately regulated from stationary point sources by efficient carbon capture and its successive conversion into useful chemicals.Mesoporous silica nanoparticles(MSNs)are a type of silica material with pore sizes of 2-50 nm,high surface areas,and large pore volumes.These characteristics make MSNs suitable support materials for heterogeneous catalysis.In this review,we describe the functionalization of MSNs,the synthesis of MSN-based catalysts,and their potential uses in CO_(2)fixation reactions.We highlight the design of an ideal CO_(2)fixation catalyst,the addition of various functionalities to MSNs,and the use of MSN-based catalysts in various CO_(2)fixation reactions,with a discussion of the effects of controlling particle size distribution,active species dispersion,and interactions between active species and supports.Furthermore,this review provides a synopsis of the key issues in the area,present dynamics,and crucial barriers to the development of MSN-based catalysts,and subsequent research goals,along with viable solutions for realizing the implementation of MSNs in CO_(2)fixation reactions.
