Biologically inspired anthraquinone redox centers and biomass graphene for renewable colloidal gels toward ultrahigh-performance flexible micro-supercapacitors

查看全文 作　　者：Tiansheng [1,2,3,4,5]Wang;Shunyou [4,5]Hu;Yuanyuan [4,5]Hu;Dong [4,5]Wu;Hao [1,4,5]Wu;Jinxu [1,4,5]Huang;Hao [4,5]Wang;Weiwei [4,5]Zhao;Wen [4,5]Yu;Mi [4,5]Wang;Jie [1,2,3]Xu;Jiaheng [1,4,5,6]Zhang 机构地区：[1]School of Materials Science and Engineering,Harbin Institute of Technology,Harbin 150001,China;[2]Key Laboratory of Micro-systems and Micro-structures Manufacturing of Ministry of Education,Harbin Institute of Technology,Harbin 150001,China;[3]National Innovation Center for Advanced Medical Devices,Harbin Institute of Technology,Shenzhen 457001,China;[4]Research Centre of Printed Flexible Electronics,Harbin Institute of Technology,Shenzhen 518055,China;[5]Sauvage Laboratory for Smart Materials,School of Materials Science and Engineering,Harbin Institute of Technology(Shenzhen),Shenzhen,Guangdong 518055,China;[6]Department of Chemistry,University of Idaho,Moscow,Idaho 83844-2343,USA 出　　处：《Journal of Materials Science & Technology》索引2023年第20期,共12页 基　　金：supported by the National Natural Science Foundation of China(Grant Nos.21905069 and U21A20307);the Shenzhen Science and Technology Innovation Committee(Grant Nos.ZDSYS20190902093220279,KQTD20170809110344233,GXWD20201230155427003-20200821181245001,GXWD20201230155427003-20200821181809001,and ZX20200151);the Department of Science and Technology of Guangdong Province(Grant No.2020A1515110879);University Stable Support Foundation of Shenzhen(Grant No.GXWD20201230155427003-20200821181809001). 摘　　要：Biomass carbon and small redox biomolecules are attractive materials for green,sustainable energy storage devices owing to their environmentally friendly,low-cost,scalable,and novel sources.However,most devices manufactured using these materials have low specific capacitance,poor cycle stability,short lifetime,complexity,and low precision of device fabrication.Herein,we report the directed self-assembly of mononuclear anthraquinone(MAQ)derivatives and porous lignin-based graphene oxide(PLGO)into a renewable colloidal gel through noncovalent interactions.These self-assembled gel electrode materials exhibited high capacitance(484.8 F g^(−1) at a current density of 1 A g^(−1))and could be further printed as flexible micro-supercapacitors(FMSCs)with arbitrary patterns and a relatively high resolution on specific substrates.The FMSCs exhibited excellent areal capacitance(43.6 mF cm^(−2)),energy and power densities(6.1μWh cm^(−2) and 50μW cm^(−2),respectively),and cycle stability(>10,000 cycles).Furthermore,the printed FMSCs and integrated FMSC arrays exhibited remarkable flexibility while maintaining a stable capacitance.The proposed approach can be applied to other quinone biomolecules and biomass-based carbon materials.This study provides a basis for fabricating green and sustainable energy storage device architectures with high capacitance,long-term cycling,high scalability,and high precision. 关 键 词：Biomass carbon Mononuclear anthraquinone Noncovalent interactions Renewable colloidal gel Flexible micro-supercapacitors