1. Biomolecular
and Organic Electronics, IFM, Linköping University, 58183 Linköping, Sweden
2. Fraunhofer Institute for Electron Beam, Plasma Technology and COMEDD (FEP), Maria-Reiche-Strasse 2, 01109 Dresden, Germany
3. Laboratoire
de chimie et biochimie computationnelles, ISIC, FSB-BCH, École Polytechnique Fédérale de Lausanne (EPFL), CH-1015 Lausanne, Switzerland