since March 2014 Senior researcher at Institute of Materials Engineering, University of Siegen, Siegen, Germany Since January 2021 Lecturer (PD) in the fields of materials science and surface engineering at the Institute of Materials Engineering, University of Siegen December 2020 Habilitation at the Institute of Materials Engineering, University of Siegen December 2008 Senior researcher and group lead of biosensor team at Fraunhofer Institute for Applied Solid State Physics (IAF), Freiburg, Germany October 2006 Invited researcher at Diamond Research Center, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan October 2005 Postdoctoral researcher at Department of Chemistry and Biochemistry at New Mexico State University, Las Cruces, New Mexico, USA September 2005 PhD degree from University of Fukui, Fukui, Japan

Carbon materials, Electrochemistry, Scanning probe microscope