An ultrafast surface-bound photo-active molecular motor

Open Access
Authors
  • J. Vachon
  • G.T. Carroll
  • M.M. Pollard
  • E.M. Mes
Publication date 2014
Journal Photochemical & Photobiological Sciences
Volume | Issue number 13 | 2
Pages (from-to) 241-246
Organisations
  • Faculty of Science (FNWI) - Van 't Hoff Institute for Molecular Sciences (HIMS)
Abstract We report the synthesis and surface attachment of an ultrafast light-driven rotary molecular motor. Transient absorption spectroscopy revealed that the half-life of the rate determining thermal step of the rotary cycle in solution is 38 +/- 1 ns, the shortest yet observed, making this the fastest molecular motor reported. Incorporation of acetylene legs into the structure allowed the motors to be grafted to azide-modified quartz and silicon substrates using the "click" 1,3-dipolar cycloaddition reaction.
Document type Article
Language English
Published at https://doi.org/10.1039/c3pp50208b
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