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- Eng, Mattias P, 1977, et al.
(författare)
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Non-exponential distance dependence of bridge-mediated electronic coupling
- 2006
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Ingår i: Angewandte Chemie - International Edition. - : Wiley. - 1433-7851 .- 1521-3773. ; 45:34, s. 5626-5629
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Tidskriftsartikel (refereegranskat)abstract
- Donor chromophores attached to oligo-(phenyleneethynylene) molecular bridges of varying length have attenuation factors for electron tunneling β that vary systematically with the donor-bridge (DB) energy gap (see picture). Investigations show that for bridges with ethynylene and vinylene repeating subunits, the electronic coupling increases with increasing donor-acceptor (DA) distance. A simple model accounts for this unexpected observation. (Figure Presented). © 2006 Wiley-VCH Verlag GmbH & Co. KGaA.
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