1. Laboratory of Organic Electronics; Department of Science and Technology; Linköping University; SE-601 74 Norrköping Sweden
2. Polyera Corporation; 8045 Lamon Avenue Skokie IL 60077 USA
3. Department of Materials Science and Nanotechnology Engineering; Abdullah Gül University; 38039 Kayseri Turkey
4. Department of Electrical Engineering; Linköping University; S-581 83 Linköping Sweden