[1] Univ Aveiro, Dept Mech Engn, Ctr Mech Technol & Automat TEMA, P-3810193 Aveiro, Portugal
[2] Dept Mat & Ceram, P-3810193 Aveiro, Portugal
[3] CICECO, P-3810193 Aveiro, Portugal
[4] RAS, Inst Math Problems Biol, Pushchino 142290, Moscow District, Russia
[5] Univ Latvia, Inst Phys, LV-2169 Salaspils, Latvia