Mr Dipl.-Ing. Hans M. Keller
Hans M. Keller received his engineering diploma from the University of Wuppertal, Germany, in 1987. Since then he worked as research associate at several institutes of the Department of Electrical Engineering at the University of Wuppertal. From 1987 to 1996 he has mainly developed low energy extraction systems for ion beam sources based on anisotropic etching of silicon. Until 2009 he has developed a 3D unit for ion beam profiling. In this time he supports also the examination office of the faculty. Since 2009 he is co-worker in the Institute for High Frequency and Communication Technology.
He is doing teaching in "Basics of high frequency technology - GHF", organized the seminar in communication engineering and helps with mechanical setups
He supports the internet appearance and is one of the system administrators of the group and
is the first-aider of the group,