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RI-IWEAR 會員的研究被選為 Advanced Functional Materials 的內封面文章(只有英文版本)

2022年10月29日

Research

The publication was selected as the inside front cover article


(只有英文版本)Developing conductive underwater glue for fast sealing and in situ monitoring is critical for ocean exploration yet remains a challenge. The fluidity of glue is a double-edged sword that is favorable for molecule spreading and formation of interlocking bonding network yet also leads to leakage of conductive ions. Dr Jimin FU, member of RI-IWEAR, and collaborators (Si Yu Zheng, Jintao Yang, and etc.) design a polymeric glue based on triazole-beared macromolecules and ionic liquids, which is possessing good conductivity and exhibiting rapid, strong, and long-lasting underwater adhesion on diverse substrates at various harsh environments and extreme temperatures. Furthermore, the glue possesses additional functions of underwater sensing and fluorescent labeling, which exhibits great potentials in underwater repair and follow-up crack monitoring. In molecular design, the nitrogen heterocyclic motif that prevails in biomolecular recognition is encoded with water-resistant benzene block in one pendant group to serve as underwater binding sites; ionic liquids (ILs) of [EMIM][BF4] is employed as the solvent for fast water exchange that triggers rapid adhesion. Simultaneously, the polymer-IL interaction is regulated, with the assistance of the theoretical calculations, to retain sufficient ILs within the adhesive for sensing. Finally, the glue is applied for underwater sealing and in situ monitoring various physical signals, while the fluorescent property is utilized for underwater labeling. This study should provide a new design strategy for the next-generation of multifunctional underwater adhesives and promote their applications. This research was published in Advanced Functional Materials and selected as the inside front cover article.


研究部門 智能可穿戴系統研究院

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