5:15 PM - 7:15 PM
*Takeshi Ohba1, Muga Yaguchi2, Nozomi Numanami4, Seiya Toyoshima4, Akihiko Terada3 (1.Department of chemistry, School of Science, Tokia University, 2.Meteorological Res. Inst., 3.University of Science Tokyo, 4.Graduate School of Scicence and Technology, Tokai University)