[PPS04-P06] Probing disk structure in a cavity of pre-transitional disks around Sun-like young stars
*Eiji Akiyama1, Motohide Tamura2,3, Yasuhiro Hasegawa4,1 (1.National Institute of Natural Sciences National Astronomical Observatory of Japan, 2.National Institute of Natural Sciences AstroBiology Center, 3. Department of Astronomy, Graduate School of Science, The University of Tokyo, 4.Jet Propulsion Laboratory, California Institute of Technology)