Optimal-tuning of range-separated density functionals to describe the optical and photophysical properties of rhodamine B dimers

Author:

Fanciullo Giacomo1,Adamo Carlo2ORCID,Rivalta Ivan13ORCID,Ciofini Ilaria2ORCID

Affiliation:

1. Dipartimento di Chimica Industriale “Toso Montanari”, Alma Mater Studiorum, Università di Bologna, Viale del Risorgimento 4, 40136 Bologna, Italy

2. Chimie ParisTech, PSL University, CNRS, Institute of Chemistry for Life and Health Sciences, Chemical Theory and Modelling Group, F-75005 Paris, France

3. CNRS, Laboratoire de Chimie UMR 5182, 46 Allée d’Italie, 69364 Lyon, France

Abstract

Optimally tuned range-separated hybrid functionals are employed to study the excited states of rhodamine B and its H dimer. The impact of range-separation parameters on the description of dimeric charge-transfer states is extensively analyzed.

Funder

Ministero dell’Istruzione, dell’Università e della Ricerca

European Research Council

Publisher

Royal Society of Chemistry (RSC)

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