Dr Łukasz Walczak is presently senior research and development specialist at R&D department in PREVAC company. His experience includes engineering, research and manager assignments in new products in the company. He is a specialist of nanoscience, nanotechnology, catalytical materials, components in solar cells and energy storage devices investigated by the photoelectron spectroscopies (XPS, Ambient Pressure XPS, HAXPES, UPS, ARPES, Spin-APRES, ARTOF), Scanning Tunneling Microscopy (STM) and cryogenic systems, Atomic Force Microscopy (AFM), obtained in Molecular Beam Epitaxy (MBE) systems and using ultra-high vacuum equipment. He has strong management and technical background in the coordination of the vacuum system at National Synchrotron Radiation Facility – Solaris, Jagiellonian University, Krakow, Poland. He contributed in the revision of the novel vacuum systems for Solaris and MAXIV projects. He participated in European research projects during work in Department of Physics of Nanostructures and Nanotechnology, Jagiellonian University and Department of Electronics, Faculty of Electrical Engineering, Automatics, Computer Science and Electronics, AGH University of Science and Technology. He received his PhD from the Universidad Autonoma de Madrid in Spain.