Metal oxide charge transfer complex for effective energy band tailoring in multilayer optoelectronics oleh Moohyun Kim, Byoung-Hwa Kwon, Chul Woong Joo, Myeong Seon Cho, Hanhwi Jang, Ye ji Kim, Hyunjin Cho, Duk Young Jeon, Eugene N. Cho, Yeon Sik Jung