1 Supporting Information Order-of-magnitude, Broadband Enhanced Light Emission from Quantum Dots Assembled in Multi- scale Phase-Separated Block Copolymers Geon Yeong Kim, 1† Shinho Kim, 2† Jinyoung Choi, 1† Moohyun Kim, 1 Hunhee Lim, 1 Tae Won Nam, 1 Wonseok Choi, 1 Eugene N. Cho, 1 Hyeuk Jin Han, 1 ChulHee Lee, 1 Jong Chan Kim, 3 Hu Young Jeong, 3 Sung-Yool Choi, 2 Min Seok Jang, 2* Duk Young Jeon, 1* and Yeon Sik Jung 1* 1 Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291 Daehak-ro, Yuseong-gu, Daejeon 34141, Republic of Korea 2 School of Electrical Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291 Daehak-ro, Yuseong-gu, Daejeon 34141, Republic of Korea 3 UNIST Central Research Facilities and School of Materials Science and Engineering, Ulsan National Institute of Science and Technology (UNIST), 50 UNIST-gil, Eonyang-eup, Ulju-gun, Ulsan 44919, Republic of Korea