1. South Ural State University, Lenin av., 76, 454080 Chelyabinsk, Russia
2. Scientific Practical Materials Research Centre of NAS of Belarus, P. Brovki str., 19, 220072 Minsk, Belorussia
3. Frank Laboratory of Neutron Physics, Joint Institute for Nuclear Research, Joliot-Curie str., 6, 141980 Dubna, Russia
4. Donetsk Institute of Physics and Technology named after O.O. Galkin of the NASU, Nauki av., 46, 03680 Kiev, Ukraine
5. National University of Science and Technology “MISiS”, Leninsky av., 4, 119049 Moscow, Russia
6. Faculty of Mathematics and Physics, Charles University, 18000 Prague 8, Czech Republic
7. Physics Department, Taras Shevchenko National University, Volodymyrska str., 64/13, 01601 Kiev, Ukraine
8. Department of Physics, Federal University of Ceara, Fortaleza, Ceara 60-455-970, Brazil
9. Electronic Materials Research Laboratory, Key Laboratory of the Ministry of Education & International Center for Dielectric Research, School of Electronic Science and Engineering, Xi’an Jiaotong University, Xi’an 710049, China
10. Department of Physics, Electronics and Space Science, Gujarat University, Gujarat, Ahmedabad 380009, India
11. School of Electronics and Electrical Engineering, Lovely Professional University, Phagwara, Punjab 144411, India
12. Engineering Technology Research Center of Magnetic Materials, School of Physics & Materials Science, Anhui University, Hefei 230601, P. R. China