1. Department of Production Machines and Equipment, Faculty of Mechanical Engineering, Czech Technical University in Prague, Prague 2, Czech Republic
2. Academy of Sciences of the Czech Republic, HiLASE Centre, Institute of Physics, Dolni Brezany, Czech Republic
3. Faculty of Electrical Engineering, Department of Control Engineering, Czech Technical University in Prague, Prague 6, Czech Republic
4. Faculty of Nuclear Sciences and Physical Engineering, Czech Technical University in Prague, Prague, Czech Republic