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Senior Researcher, Research Center for Macromolecules and Biomaterials, National Institute for Materials Science *Profile is at the time of the award.
2024Inamori Research GrantsScience & Engineering
I aim to create unique organic materials by functionalizing π-conjugated molecules with my original chemical reaction. I would like to pursue my research with a sense of pride and responsibility as a member of the Seiwa Scholars Society.
We discovered that a solid disk of a hydrophilic perylenediimide (PDI), a well-known near-infrared dye, is reduced on water containing a reducing agent, exhibiting spontaneous rhythmic motion on the centimeter scale. The self-propelled motion can be finely tuned by systematically changing the imide side chains and molecular orientation of the PDI. This study provides crucial insights into the molecular design of non-equilibrium systems that convert chemical energy into macroscopic kinetic energy through chemical reactions.
Lara Rae Holstein, Nobuhiko J. Suematsu et al., (2024) Reduction-Induced Self-Propelled Oscillatory Motion of Perylenediimides on Water Angewandte Chemie International Edition Vol.63 (46) https://doi.org/10.1002/anie.202410671
Science & Engineering