Close loop interaction between robotic hand and excitable chemical medium (Belousov-Zhabotsinky reaction). Travelling excitation waves cause fingers to bend. Chemical in fingers' glass nails stimulate new excitation waves. Courtesy of Prof. Hiroshi Yokoi (2003).
References
Yokoi, H. Adamatzky, A. de Lacy Costello, B. Melhuish, Excitable Chemical Medium Controller for a Robotic Hand: Closed-Loop Experiments. Int J Bifurcation and Chaos. 2004, VOL 14; PART 9, pages 3347-3354.
Adamatzky A., De Lacy Costello B., Asai T. Reaction-Diffusion Computers. Elsevier, 2005.
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