10:30 AM - 10:45 AM △ [20a-C202-3] Synthesis of Large Single Crystal and Monolayer WS2 by Rapid Cooling Thermal CVD 〇(D)Chao Li1, Toshiro Kaneko1, Toshiaki Kato1,2 (1.Tohoku Univ., 2.JST PRESTO)