Affiliation: | 1.Faculty of Electrical Engineering, Tampere University, Korkeakoulunkatu 7, 33720, Tampere, Finland ;2.Department of Physics, Åbo Akademi University, Porthansgatan 3, 20500, Turku, Finland ;3.Faculty of Automation Technology and Mechanical Engineering, Tampere University, Korkeakoulunkatu 7, 33720, Tampere, Finland ;4.Faculty of Medicine and Health Technology, Tampere University, Korkeakoulunkatu 7, 33720, Tampere, Finland ; |