1. Department of ChemistryQueen's University 90 Bader Lane Kingston Ontario K7L 3N6 Canada
2. Institute for Organic ChemistryStuttgart University Pfaffenwaldring 55 70569 Stuttgart Germany
3. School of Chemistry and Chemical EngineeringBeijing Institute of Technology Beijing China
4. Organic Semiconductor CentreEaStCHEM School of ChemistryUniversity of St Andrews St Andrews KY16 9ST UK
5. Laboratory for Chemistry of Novel MaterialsUniversity of Mons 7000 Mons Belgium
6. Unité de Chimie Physique Théorique et Structurale & Laboratoire de Physique du SolideNamur Institute of Structured MatterUniversité de Namur Rue de Bruxelles, 61 5000 Namur Belgium