Carbon peaking and carbon neutralization trigger a technical revolution in energy&environment related fields.Development of new technologies for green energy production and storage,industrial energy saving and eff...Carbon peaking and carbon neutralization trigger a technical revolution in energy&environment related fields.Development of new technologies for green energy production and storage,industrial energy saving and efficiency reinforcement,carbon capture,and pollutant gas treatment is in highly imperious demand.The emerging porous framework materials such as metal–organic frameworks(MOFs),covalent organic frameworks(COFs)and hydrogen-bonded organic frameworks(HOFs),owing to the permanent porosity,tremendous specific surface area,designable structure and customizable functionality,have shown great potential in major energy-consuming industrial processes,including sustainable energy gas catalytic conversion,energy-efficient industrial gas separation and storage.Herein,this manuscript presents a systematic review of porous framework materials for global and comprehensive energy&environment related applications,from a macroscopic and application perspective.展开更多
Increasing the mass diffusion efficiency is a major challenge in the realm of metal-organic frameworks(MOFs).Construction of hierarchically porous,typically microporous MOF adsorbents or catalysts is crucial for enhan...Increasing the mass diffusion efficiency is a major challenge in the realm of metal-organic frameworks(MOFs).Construction of hierarchically porous,typically microporous MOF adsorbents or catalysts is crucial for enhancing both mass transfer and molecular accessibility.Many strategies have been proposed for the synthesis of hierarchically porous MOFs(HP-MOFs),with some striking results.In this paper,we proposed a facile and versatile strategy,termed the MOF-Template strategy,for fabricating hierarchical pores in MOF particle.The highly controlled crystalline sizes and morphologies of the unstable Cu-MOFs Cu_(3)(BTC)_(2) and Cu(Qc)_(2) have been exploited in their utilization as sacrificial agents by uniformly dispersing them during the shaping process of ZIF-8.Through a facile treatment with alkaline solution,tunable mesopores and macropores could be easily introduced in the shaped ZIF-8 spheres.This strategy could effectively improve the adsorption kinetics and separation productivity of MOF materials while maintaining high mechanical stability,offering promising prospects for industrial application.展开更多
基金the financial support from the National Natural Science Foundation of China(22090062,21922810,21825802,22138003,22108083,and 21725603)the Guangdong Pearl River Talents Program(2021QN02C8)+3 种基金the Science and Technology Program of Guangzhou(202201010118)Zhejiang Provincial Natural Science Foundation of China(LR20B060001)National Science Fund for Excellent Young Scholars(22122811)China Postdoctoral Science Foundation(2022M710123)。
文摘Carbon peaking and carbon neutralization trigger a technical revolution in energy&environment related fields.Development of new technologies for green energy production and storage,industrial energy saving and efficiency reinforcement,carbon capture,and pollutant gas treatment is in highly imperious demand.The emerging porous framework materials such as metal–organic frameworks(MOFs),covalent organic frameworks(COFs)and hydrogen-bonded organic frameworks(HOFs),owing to the permanent porosity,tremendous specific surface area,designable structure and customizable functionality,have shown great potential in major energy-consuming industrial processes,including sustainable energy gas catalytic conversion,energy-efficient industrial gas separation and storage.Herein,this manuscript presents a systematic review of porous framework materials for global and comprehensive energy&environment related applications,from a macroscopic and application perspective.
基金support from the National Natural Science Foundation of China (grant Nos.22090062,21922810,21908155).
文摘Increasing the mass diffusion efficiency is a major challenge in the realm of metal-organic frameworks(MOFs).Construction of hierarchically porous,typically microporous MOF adsorbents or catalysts is crucial for enhancing both mass transfer and molecular accessibility.Many strategies have been proposed for the synthesis of hierarchically porous MOFs(HP-MOFs),with some striking results.In this paper,we proposed a facile and versatile strategy,termed the MOF-Template strategy,for fabricating hierarchical pores in MOF particle.The highly controlled crystalline sizes and morphologies of the unstable Cu-MOFs Cu_(3)(BTC)_(2) and Cu(Qc)_(2) have been exploited in their utilization as sacrificial agents by uniformly dispersing them during the shaping process of ZIF-8.Through a facile treatment with alkaline solution,tunable mesopores and macropores could be easily introduced in the shaped ZIF-8 spheres.This strategy could effectively improve the adsorption kinetics and separation productivity of MOF materials while maintaining high mechanical stability,offering promising prospects for industrial application.
