Schedule 9 3:15 PM - 3:30 PM [We-3B-06] Lifetime limiting substrate originated deep level defects in 4H-SiC epilayers *Juergen Erlekampf1, Birgit Kallinger1, Mathias Rommel1, Patrick Berwian1, Jochen Friedrich1, Tobias Erlbacher1 (1. Fraunhofer IISB, Schottkystr. 10, 91058 Erlangen(Germany))