Martin Otto received the Dipl. Ing. degree in electrical engineering from RWTH Aachen University, Aachen Germany in 1999. He worked on nanoimprint lithography as a research associate at the Institute of Semiconductor electronics at RWTH and since 2008 he has been employed as a research associate in the graphene group at AMO GmbH, Aachen, Germany. His current research interests include graphene synthesis and transfer.