Takao Aoyagi

National Institute for Materials Science

Papers

Total Citations

123

H-Index

About

Takao Aoyagi is a leading figure in the development of smart, stimuli-responsive polymer systems, with a particular focus on hydrogel actuators and biomaterials. His pioneering work bridges photochemistry and materials science, most notably demonstrated in his highly cited 2012 paper on "Photo-switchable control of pH-responsive actuators via pH jump reaction" (123 citations). In this seminal study, Aoyagi introduced a novel approach to fabricating reversible self-bending bilayer hydrogels by integrating o-nitrobenzaldehyde (NBA), a photo-initiated proton-releasing agent, into a poly(N-isopropylacrylamide-co-acrylic acid) network. This innovation enabled precise, light-driven control over pH-responsive actuation, eliminating the need for external chemical triggers. His contributions have significantly advanced the field of soft robotics and microfluidics, providing a foundation for non-invasive, remote-controlled devices. With a career marked by high-impact publications and a focus on translating fundamental polymer chemistry into functional materials, Aoyagi’s work continues to inspire researchers developing next-generation actuators and drug delivery systems.