TY  - GEN
AU  - Heo,Jin Hyuck
AU  - Im,Sang Hyuk
TI  - CH3 NH3 PbBr3 -CH3 NH3 PbI3 Perovskite-Perovskite Tandem Solar Cells with Exceeding 2.2 V Open Circuit Voltage
SN  - 1521-4095
PY  - 2017///0602
N1  - Publication Type: Journal Article; Research Support, Non-U.S. Gov't
UR  - https://doi.org/10.1002/adma.201501629
ER  -