言語種別 英語 発行・発表の年月 2017 形態種別 その他論文 査読 査読あり 標題 ALMA view of the massive dense clump in the Galactic center 50 km s-1 molecular cloud.   ALMA view of the massive dense clump in the Galactic center 50 km s-1 molecular cloud. 執筆形態 共著 掲載誌名 Memorie della Societa Astronomica Italiana, 掲載区分 国外 巻・号・頁 88,pp.755 著者・共著者 Uehara, K.; Tsuboi, M.; Kitamura, Y.; Miyawaki, R.; Miyazaki, A.   Uehara, K.; Tsuboi, M.; Kitamura, Y.; Miyawaki, R.; Miyazaki, A. 概要 We observed the 50 km s-1 molecular cloud with a high angular resolution (˜1.5 arcsec) using ALMA in the H13CO+ J=1-0, C34S J=2-1, CS J=2-1 and SiO v=0 J=2-1 emission lines. This cloud is a candidate for the massive star forming region induced by cloud-cloud collision (CCC). We newly found a massive dense clump (DC1) with a size of ˜0.3 pc in the CCC region of the cloud in the H13CO+ J=1-0 map.