TY - RPRT TI - Room-temperature, solution-processable organic electron extraction layer for high-performance planar heterojunction perovskite solar cells AU - Kim, Jong H. AU - Chueh, Chu-Chen AU - Williams, Spencer T. AU - Jen, Alex K. -Y. PY - 2015 DO - 10.1039/c5nr04250j UR - https://www.osti.gov/biblio/1343576 ID - 1343576 ER -