1. Institute of Physics Kazimierz Wielki University in Bydgoszcz Powstańców Wielkopolskich Street 2 85090 Bydgoszcz Poland
2. Institute for Material Research Tohoku University 2-1-1 Katahira Aoba-ku Sendai Miyagi 980-8577 Japan
3. New Industry Creation Hatchery Center Tohoku University 6-6-10 Aoba, Aramaki, Aoba-ku Sendai Miyagi 980-8579 Japan
4. Faculty of Science Yamagata University 1-4-12, Kojirakawa-machi Yamagata 990-8560 Japan