1. Department of Physics, Southern Federal University; 5 Zorge street 344090 Rostov-on-Don Russia
2. Institute of High Technologies and Piezotechnics, Southern Federal University; 10 Milchakov street 344090 Rostov-on-Don Russia
3. Department of Mechanical Engineering, University of Bath; BA2 7AY Bath UK
4. IRC “Smart Materials”, Southern Federal University; 178/24 Sladkova street 344090 Rostov-on-Don Russia