1. Metal Physics Department, Taras Shevchenko National University of Kyiv, Kyiv 01033, Ukraine
2. Science and Research Center “Synthesis”, Kyiv 02161, Ukraine
3. Centre for Engineering Materials, University of Huddersfield, Huddersfield HD1 3DH, U.K.
4. Centre for Precision Engineering, University of Huddersfield, Huddersfield HD1 3DH, U.K.