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About

Shunsuke Nakajima is pioneering the field of stimuli-responsive hydrogel microfibers, creating programmable materials that dynamically change shape in response to temperature and pH. His most cited work (2017, 67 citations) introduces a microfluidic spinning method to fabricate hydrogel microfibers with controlled anisotropic shrinkage and cross-sectional geometries, enabling precise, multi-stimuli responsiveness. Nakajima’s research bridges materials science and microengineering, with major contributions including the development of microfiber-shaped programmable materials (2020, 18 citations) that combine stimuli-responsive and non-responsive hydrogel segments in axial patterns, offering high design flexibility and actuation control. He further advanced the field by creating hydrogel microsprings (2017) capable of multiple, complex actuation modes—a notable achievement for soft robotics and biomedical devices. His work demonstrates how microstructured hydrogels can be tailored for applications requiring adaptive, shape-changing behavior. With a growing citation impact, Nakajima’s innovations in stimuli-responsive microfibers and programmable materials are laying the groundwork for next-generation smart materials, microactuators, and lab-on-a-chip systems.