High micropore-utilization carbon aerogel with controlled nanostructures via adjusting aggregation state of polyacrylonitrile for energy storage systems

作     者：Yuanyou Peng Yihan Fu Meimei Yu Lei Zhao Huanzhong Zeng Shengtao Niu Jie Zhang Junlong Chen Guang Liu Youzhi Wu Fen Ran 

作者机构：State Key Laboratory of Advanced Processing and Recycling of Non-Ferrous MetalsDepartment of Polymeric Materials EngineeringSchool of Material Science and EngineeringLanzhou University of TechnologyLanzhouChina 

出 版 物：《SusMat》 (可持续发展材料（英文）)

年 卷 期：2024年第4卷第4期

页      面：27-38页

核心收录：

学科分类：081704[工学-应用化学] 07[理学] 070304[理学-物理化学(含∶化学物理)] 08[工学] 0817[工学-化学工程与技术] 0703[理学-化学] 

基　　金：National Natural Science Foundation of China,Grant/Award Numbers:51763014,52073133 Shenyang National Laboratory for Materials Science State Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals,Grant/Award Number:18LHPY002 Hongliu Distinguished Young Scholars in Lanzhou University of Technology Department of Science and Technology of Gansu,Grant/Award Number:23JRRA805 

主　　题：aggregation structure electrode materials phase inversion porous carbon supercapacitors 

摘      要：Designing and optimizing the pore structure of porous carbon electrodes is essen-tial for diverse energy storage *** this study,an innovative approach spray phase-inversion strategy was developed for the rapid and efficient fabri-cation of controlled porous carbon ***,the aggregation structure of polyacrylonitrile is controlled by adjusting the Hansen’s solubility parameter,thereby regulating the electrode material ***,the theoretical analysis of the spray phase-inversion process revealed that this regulation pro-cess is jointly regulated by solvent hydrodynamic diameter and phase-inversion *** optimization,a novel porous carbon material was obtained that exhibited excellent performance as an electrode *** utilized in supercapacitors for energy storage,it demonstrated a high specific capacitance of 373.1 F g^(-1) in a 6 M KOH electrolyte ***,it has been observed that the preparation strategy for porous electrodes offers notable advan-tages in terms of excellent designability,broad universality,simplicity,and high efficiency,thereby holding promise for large-scale fabrication of diverse porous electrode materials and various types of electrodes for diverse energy storage applications.