Advances in wide bandgap SiC for optoelectronics Haiyan Ou, Yiyu Ou, Aikaterini Argyraki, Saskia Schimmel, Michl Kaiser, Peter Wellmann, Margareta K. Linnarsson, Valdas Jokubavicius, Jianwu Sun, Rickard Liljedahl and Mikael Syväjärvi Eur. Phys. J. B, 87 3 (2014) 58 Published online: 10 March 2014 DOI: 10.1140/epjb/e2014-41100-0