Innenrücktitelbild: Bandgap Engineering through Controlled Oxidation of Polythiophenes (Angew. Chem. 7/2014). (22nd January 2014) - Wei, Sujun; Xia, Jianlong; Dell, Emma J.; Jiang, Yivan; Song, Rui; Lee, Hyunbok; Rodenbough, Philip; Briseno, Alejandro L.; Campos, Luis M.