Hirohisa MORIKAWA
Papers
5
Total Citations
68
H-Index
5
About
Hirohisa Morikawa is a pioneering researcher in bioinspired aquatic propulsion, specializing in the development of variable-stiffness fins for underwater robots. His core research areas include biomimetic robotics, fluid dynamics, and smart materials, with a particular focus on creating propulsion mechanisms that mimic the efficiency of fish locomotion. Morikawa's major contribution is the invention of a fin with a dynamic variable-effective-length spring, which allows real-time adjustment of stiffness to optimize thrust in changing aquatic environments—a breakthrough that addresses the limitation of fixed-elasticity fins in traditional fish robots. His most cited work, "Bioinspired Propulsion Mechanism Using a Fin with a Dynamic Variable-Effective-Length Spring" (2009, 28 citations), demonstrates significant impact by evaluating thrust characteristics and flow patterns around the fin. Additional notable achievements include the integration of ICPF (Ionic Conducting Polymer gel Film) actuators for real-time stiffness control in Paramecium-like and fish-like robots, as detailed in his 2006 study (20 citations). With a total of over 68 citations across his key papers, Morikawa's research has advanced the field of soft robotics and bioinspired engineering, offering practical solutions for adaptive underwater vehicles and contributing to the broader understanding of elastic fin mechanics in fluid environments.
Research Focus
Key Achievements
Top Papers
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