Baljmaa Byambakhand ², Yukihiro Takahashi¹, Margad-Erdene Jargalsaikhan⁴, Bayarsaikhan Uudus³, Erdenebaatar Dashdondog², Turtogtokh Tumenjargal², Davaadulam Gombosuren⁵, *Begzsuren Tumendemberel^1,2 (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Department of Physics, School of Arts and Sciences, National University of Mongolia, 3.Department of Biology, School of Arts and Sciences, National University of Mongolia, 4.Center for Remote sensing, Yamaguchi University, Japan , 5.Institute of Physics and Technology, Academy of Sciences, Mongolia )

Bayartsetseg Oyungerel², Bayarsaikhan Uudus³, Yukihiro Takahashi¹, Erdenebaatar Dashdondog², Turtogtokh Tumenjargal², *Begzsuren Tumendemberel^1,2 (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.Department of Physics, School of Arts and Sciences, National University of Mongolia, 3.Department of Biology, School of Arts and Sciences, National University of Mongolia)