Kim, So Yeun; Kim, Tae Yun; Sandilands, Luke J.; Sinn, Soobin; Lee, Min-Cheol; Son, Jaeseok; Lee, Sungmin; Choi, Ki-Young; Kim, Wondong; Park, Byeong-Gyu; Jeon, C.; Kim, Hyeong-Do; Park, Cheol-Hwan; Park, Je-Geun; Moon, S. J.; Noh, T. W.
Physical Review Letters, Vol.120 No.13, p. 136402