[D-1-17] Observatory of Nano-scale Polishing Phenomena during SiO2-CMP process by Compact Apparatus applying Optical Evanescent Field 〇Thitipat Permpatdechakul1, Panart Khajornrungruang1, Keisuke Suzuki1, Aran Blattler1 (1.Kyushu Institute of Technology) Keywords:Polishing、evanescent field、nanoscale phenomenon、nanoparticle、chemical mechanical polishing (CMP)