Ordered mesoporous materials have demonstrated con-siderable potential in various fields,such as catalysis,separation,and biomedical applications.Fabricating such materials has garnered extensive attention.How-ever,cu...Ordered mesoporous materials have demonstrated con-siderable potential in various fields,such as catalysis,separation,and biomedical applications.Fabricating such materials has garnered extensive attention.How-ever,current investigations of mesoporous materials predominantly focus on high porosity and related appli-cations,often neglecting the development of mesopor-ous materials possessing additional functions.Here,we report the fabrication of ordered mesoporous magnetic ceramics by pyrolyzing single-source self-assembled giant molecules,constructed by dihydroxyl-functiona-lized polyhedral oligomeric silsequioxane,polystyrene,and ferrocene.Hexagonally ordered magnetic ceramics with high surface areas and uniform pore sizes were obtained after the pyrolysis.Magnetization measure-ments revealed the ferromagnetic nature of the ceramic products.Shaped magnetic ceramic monoliths and magnetic ceramic thin films can be fabricated by pro-cessing the precursor giant molecules.Additionally,the mesoporous magnetic ceramics exhibit exceptional adsorption capacity and facile separability,making them suitable for water pollutant removal applications.展开更多
基金the National Science Foundation(grant no.DMR-1408872)the Guangdong Provincial Key Laboratory of Functional and Intelligent Hybrid Materials and Devices(grant no.2019B121203003)+2 种基金the Recruitment Program of Guangdong(grant no.2016ZT06C322)the Guangdong Basic Research Center of Excellence for Energy and Information Polymer Materials,the 75th China Postdoctoral Science Foundation(grant no.2024M750939)the Major Program of National Natural Science Foundation of China(grant no.51890871).
文摘Ordered mesoporous materials have demonstrated con-siderable potential in various fields,such as catalysis,separation,and biomedical applications.Fabricating such materials has garnered extensive attention.How-ever,current investigations of mesoporous materials predominantly focus on high porosity and related appli-cations,often neglecting the development of mesopor-ous materials possessing additional functions.Here,we report the fabrication of ordered mesoporous magnetic ceramics by pyrolyzing single-source self-assembled giant molecules,constructed by dihydroxyl-functiona-lized polyhedral oligomeric silsequioxane,polystyrene,and ferrocene.Hexagonally ordered magnetic ceramics with high surface areas and uniform pore sizes were obtained after the pyrolysis.Magnetization measure-ments revealed the ferromagnetic nature of the ceramic products.Shaped magnetic ceramic monoliths and magnetic ceramic thin films can be fabricated by pro-cessing the precursor giant molecules.Additionally,the mesoporous magnetic ceramics exhibit exceptional adsorption capacity and facile separability,making them suitable for water pollutant removal applications.
