Journal Article 1.424 perovskite solar cells 369 organic solar cells 239 solar cells 221 Review 143 Research Support, Non-U.S. Gov't 114 stability 109 mehr ... polymer solar cells 86 power conversion efficiency 74 perovskites 51 nonfullerene acceptors 48 high efficiency 46 Research Support, U.S. Gov't, Non-P.H.S. 45 perovskite solar cell 36 morphology 35 perovskite 34 passivation 33 all-polymer solar cells 31 charge transport 29 defect passivation 27 tandem solar cells 26 efficiency 25 inverted perovskite solar cells 25 solar cell 25 interface engineering 23 organic solar cell 23 conjugated polymers 22 organic photovoltaics 22 defects 21 Polymers 20 weniger ...