Browsing by Subject "timescale"

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    • Article  

      Direct observation of ultrafast long-range charge separation at polymer-fullerene heterojunctions 

      Provencher, F.; Bérubé, N.; Parker, A. W.; Greetham, G. M.; Towrie, M.; Hellmann, C.; Côté, M.; Stingelin, N.; Silva, C.; Hayes, Sophia C. (2014)
      In polymeric semiconductors, charge carriers are polarons, which means that the excess charge deforms the molecular structure of the polymer chain that hosts it. This results in distinctive signatures in the vibrational ...