Freestanding MXene-based macroforms have gained significant attention as versatile components in electrochemical energy storage applications owing to their interconnected conductive network,strong mechanical strength,...Freestanding MXene-based macroforms have gained significant attention as versatile components in electrochemical energy storage applications owing to their interconnected conductive network,strong mechanical strength,and customizable surface chemistries derived from MXene nanosheets.This comprehensive review article encompasses key aspects related to the synthesis of MXene nanosheets,strategies for structure design and surface medication,surface modification,and the diverse fabrication methods employed to create freestanding MXene-based macroform architectures.The review also delves into the recent advancements in utilizing freestanding MXene macroforms for electrochemical energy storage applications,offering a detailed discussion on the significant progress achieved thus far.Notably,the correlation between the macroform’s structural attributes and its performance characteristics is thoroughly explored,shedding light on the critical factors influencing efficiency and durability.Despite the remarkable development,the review also highlights the existing challenges and presents future perspectives for freestanding MXenebased macroforms in the realms of high-performance energy storage devices.By addressing these challenges and leveraging emerging opportunities,the potential of freestanding MXene-based macroforms can be harnessed to enable groundbreaking advancements in the field of energy storage.展开更多
Two-dimensional(2D)nanomaterials,including graphene,titanium carbide(MXenes),montmorillonite,and boron nitride,etc.,have excellent mechanical,electrical,and thermal properties and good biocompatibility,which show prom...Two-dimensional(2D)nanomaterials,including graphene,titanium carbide(MXenes),montmorillonite,and boron nitride,etc.,have excellent mechanical,electrical,and thermal properties and good biocompatibility,which show promising applications in aerospace,flexible electronics,and biomedicine[1,2].It remains a great challenge to scalable assemble the 2D nanomaterials into highperformance macroforms for realizing these commercial applications.Natural nacre is a typical 2D nanocomposite composed of 95 vol%aragonite flakes and 5 vol%biopolymer and possesses unique mechanical properties owing to its ordered layered structure and sophisticated interface interactions[3].Inspired by the relationship between microstructure and macro-property of nacre,various assembly strategies have been developed to fabricate high-performance 2D nanocomposites by improving interlayer connectivity,alignment。展开更多
基金Startup Research Fund of Henan Academy of Sciences,Grant/Award Number:231817001China Scholarship Council(CSC)+2 种基金German Research Foundation(DFG),Grant/Award Number:448719339Sachsisches Staatsministerium furWissenschaft und Kunst(Sonderzuweisung zur Unterstutzung profilbestimmender Struktureinheiten)Federal Ministry of Education and Research(BMBF),Grant/Award Numbers:03XP0390C,03XP0254D。
文摘Freestanding MXene-based macroforms have gained significant attention as versatile components in electrochemical energy storage applications owing to their interconnected conductive network,strong mechanical strength,and customizable surface chemistries derived from MXene nanosheets.This comprehensive review article encompasses key aspects related to the synthesis of MXene nanosheets,strategies for structure design and surface medication,surface modification,and the diverse fabrication methods employed to create freestanding MXene-based macroform architectures.The review also delves into the recent advancements in utilizing freestanding MXene macroforms for electrochemical energy storage applications,offering a detailed discussion on the significant progress achieved thus far.Notably,the correlation between the macroform’s structural attributes and its performance characteristics is thoroughly explored,shedding light on the critical factors influencing efficiency and durability.Despite the remarkable development,the review also highlights the existing challenges and presents future perspectives for freestanding MXenebased macroforms in the realms of high-performance energy storage devices.By addressing these challenges and leveraging emerging opportunities,the potential of freestanding MXene-based macroforms can be harnessed to enable groundbreaking advancements in the field of energy storage.
文摘Two-dimensional(2D)nanomaterials,including graphene,titanium carbide(MXenes),montmorillonite,and boron nitride,etc.,have excellent mechanical,electrical,and thermal properties and good biocompatibility,which show promising applications in aerospace,flexible electronics,and biomedicine[1,2].It remains a great challenge to scalable assemble the 2D nanomaterials into highperformance macroforms for realizing these commercial applications.Natural nacre is a typical 2D nanocomposite composed of 95 vol%aragonite flakes and 5 vol%biopolymer and possesses unique mechanical properties owing to its ordered layered structure and sophisticated interface interactions[3].Inspired by the relationship between microstructure and macro-property of nacre,various assembly strategies have been developed to fabricate high-performance 2D nanocomposites by improving interlayer connectivity,alignment。
