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About

Zishun Liu is a leading researcher in the mechanics of soft matter, with a particular focus on hydrogels—versatile materials used in biocompatible sensors, soft robotics, and tissue engineering. His work bridges experimental observation and theoretical modeling to uncover the complex multiphysical behaviors of these water-swollen networks. A standout contribution is his discovery of concurrent stiffening and softening in hydrogels under dehydration (2023, 134 citations), a counterintuitive phenomenon that challenges conventional understanding and opens new pathways for material design. Liu has also developed a coupled theory for transient responses of conductive hydrogels under multi-stimuli (2020, 49 citations), enabling predictive control of their electromechanical behavior. His research on programmable spiral and helical deformations in hydrogel-based bi-material beams (2020, 19 citations) demonstrates how structural design can harness soft material properties for shape-morphing applications. Additionally, his deformation–diffusion-coupled constitutive theory (2023, 16 citations) accounts for preparation conditions, offering a more accurate framework for hydrogel swelling behavior. With over 200 citations across his most-cited works, Liu’s integrated approach—combining theory, simulation, and experiment—positions him as a key figure advancing the fundamental understanding and practical utility of hydrogels in responsive and adaptive systems.