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3D printing interface-modified PDMS/MXene nanocomposites for stretchable conductors

Journal of Materials Science & Technology 2022年第22期117卷 174-182页

作者： Mathias Aakyiir Brayden Tanner Pei Lay Yap Hadi Rastin Tran Thanh Tung Dusan Losic Qingshi Meng Jun Ma UniSA STEM and Future Industries Institute University of South AustraliaSouth Australia 5095Australia ARC Hub for Graphene Enabled Industry Transformation School of Chemical Engineering and Advanced MaterialsThe University of AdelaideAdelaideSouth Australia 5005Australia Commonwealth Scientific and Industrial Research Organisation(CSIRO)Manufacturing ClaytonVictoria 3168Australia College of Aerospace Engineering Shenyang Aerospace UniversityShenyangLiaoning 110136China

Additive manufacturing has rapidly evolved over recent years with the advent of polymer inks and those inks containing novel *** compatibility of polymer inks with nanomaterial inks remains a great *** yet effective methods for interface improvement are highly sought-after to significantly enhance the functional and mechanical properties of printed polymer *** this study,we developed and modified a Ti_(3)C_(2) MXene ink with a siloxane surfactant to provide compatibility with a polydimethylsiloxane(PDMS)*** rheology of all the inks was investigated with parameters such as complex modulus and viscosity,confirming a self-supporting ink behaviour,whilst Fourier transform infrared spectroscopy exposed the inks’reaction *** modified MXene nanosheets have displayed strong interactions with PDMS over a wide strain *** electrical conductivity of 6.14×10^(−2) S cm^(−1) was recorded for a stretchable nanocomposite conductor containing the modified MXene *** nanocomposite revealed a nearly linear stress-strain relationship and a maximum stress of 0.25 *** 5%strain,the relative resistance change remained below 35%for up to 100 cycles,suggesting high flexibility,conductivity and mechanical *** study creates a pathway for 3D printing conductive polymer/nanomaterial inks for multifunctional applications such as stretchable electronics and sensors.

关键词： 3D printing MXene Nanocomposites stretchable conductors

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Recent development on the design,preparation,and application of stretchable conductors for flexible energy harvest and storage devices

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SusMat 2024年第4期4卷 175-210页

作者： Minhan Cheng Ke Tian Tian Qin Qianyang Li Hua Deng Qiang Fu College of Polymer Science and Engineering State Key Laboratory of Polymer Materials EngineeringSichuan UniversityChengduChina

The intensifying energy crisis has made it urgent to develop robust and reli-able next-generation energy *** for conventional large-scale energy sources,the imperceptible and randomly distributed energy embedded in daily life awaits comprehensive exploration and *** the latent energy has the potential to facilitate the further evolution of soft energy *** with rigid energy devices,flexible energy devices are more convenient and suitable for harvesting and storing energy from dynamic and complex structures such as human *** conductors that are capable of withstanding strain(≫1%)while sustaining stable conductive pathways are prerequisites for realizing flexible electronic energy ***,under-standing the characteristics of these conductors and evaluating the feasibility of their fabrication strategies are particularly *** this review,various prepa-ration methods for stretchable conductors are carefully classified and ***,recent progress in the application of energy harvesting and stor-age based on these conductors is discussed in ***,the challenges and promising opportunities in the development of stretchable conductors and inte-grated flexible energy devices are highlighted,seeking to inspire their future research directions.

关键词： energy harvesting energy storage fabrication strategies stretchable conductors

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