Ultrafast delocalization of excitation in synthetic light-harvesting nanorings

Author:

Yong Chaw-Keong12345,Parkinson Patrick12345,Kondratuk Dmitry V.16745,Chen Wei-Hsin12345,Stannard Andrew89105,Summerfield Alex89105,Sprafke Johannes K.16745,O'Sullivan Melanie C.16745,Beton Peter H.89105,Anderson Harry L.16745,Herz Laura M.12345

Affiliation:

1. University of Oxford

2. Department of Physics

3. Clarendon Laboratory

4. Oxford

5. UK

6. Department of Chemistry

7. Chemistry Research Laboratory

8. School of Physics & Astronomy

9. University of Nottingham

10. Nottingham

Abstract

When light is absorbed by a nanoring consisting of 6–24 porphyrin units, the excitation delocalizes over the whole molecule within 200 fs. Highly symmetric nanorings exhibit thermally enhanced super-radiance.

Funder

Engineering and Physical Sciences Research Council

Publisher

Royal Society of Chemistry (RSC)

Subject

General Chemistry

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