High efficiency and stability of perovskite solar cells from π-conjugated 5-(Fmoc-amino) valeric acid modification

Kojima, 2009, Organometal halide perovskites as visible-light sensitizers for photovoltaic cells, J. Am. Chem. Soc., 131, 6050, 10.1021/ja809598r Stranks, 2013, Electron-hole diffusion lengths exceeding 1 micrometer in an organometal trihalide perovskite absorber, Science, 342, 341, 10.1126/science.1243982 Jeon, 2015, Compositional engineering of perovskite materials for high-performance solar cells, Nature, 517, 476, 10.1038/nature14133 Zhang, 2017, Efficient planar perovskite solar cells based on high-quality perovskite films with smooth surface and large crystal grains fabricated in ambient air conditions, Sol. Energy, 155, 942, 10.1016/j.solener.2017.07.039 Liu, 2020, Additives in metal halide perovskite films and their applications in solar cells, J. Energy Chem., 46, 215, 10.1016/j.jechem.2019.11.008 Chen, 2019, Imperfections and their passivation in halide perovskite solar cells, Chem. Soc. Rev., 48, 3842, 10.1039/C8CS00853A Wang, 2016, Phenylalkylamine passivation of organolead halide perovskites enabling high-efficiency and air-stable photovoltaic cells, Adv. Mater., 28, 9986, 10.1002/adma.201603062 Feng, 2020, Correlating alkyl chain length with defect passivation efficacy in perovskite solar cells, Chem. Commun., 56, 5006, 10.1039/D0CC01197E Abdelmageed, 2018, Improved stability of organometal halide perovskite films and solar cells toward humidity via surface passivation with oleic acid, ACS Appl. Energy Mater., 1, 387, 10.1021/acsaem.7b00069 Liu, 2020, Observing defect passivation of the grain boundary with 2-aminoterephthalic acid for efficient and stable perovskite solar cells, Angew. Chem. Int. Ed., 59, 4161, 10.1002/anie.201915422 Cao, 2018, Perovskite light-emitting diodes based on spontaneously formed submicrometre-scale structures, Nature, 562, 249, 10.1038/s41586-018-0576-2 Lin, 2019, Evidence for surface defect passivation as the origin of the remarkable photostability of unencapsulated perovskite solar cells employing aminovaleric acid as a processing additive, J. Mater. Chem. A., 7, 3006, 10.1039/C8TA11985F Mei, 2014, A hole-conductor–free, fully printable mesoscopic perovskite solar cell with high stability, Science, 345, 295, 10.1126/science.1254763 Zhang, 2018, Bifunctional molecular modification improving efficiency and stability of inverted perovskite solar cells, Adv. Mater. Interfaces, 5, 1800645, 10.1002/admi.201800645 Nimens, 2019, Understanding hydrogen bonding interactions in crosslinked methylammonium lead iodide crystals: towards reducing moisture and light degradation pathways, Angew. Chem. Int. Ed., 58, 13912, 10.1002/anie.201906017 Zhang, 2018, Ligand-exchange TiO2 nanocrystals induced formation of high-quality electron transporting layers at low temperature for efficient planar perovskite solar cells, Sol. Energy Mater. Sol. Cells, 178, 65, 10.1016/j.solmat.2018.01.021 Song, 2019, Colloidal synthesis of Y-doped SnO2 nanocrystals for efficient and slight hysteresis planar perovskite solar cells, Sol. Energy, 185, 508, 10.1016/j.solener.2019.04.084 Xu, 2018, High-performance planar perovskite solar cells based on low-temperature solution-processed well-crystalline SnO2 nanorods electron-transporting layers, Chem. Eng. J., 351, 391, 10.1016/j.cej.2018.06.124 Dou, 2019, Toward highly reproducible, efficient, and stable perovskite solar cells via interface engineering with coo nanoplates, ACS Appl. Mater. Interfaces, 11, 32159, 10.1021/acsami.9b11039 Li, 2019, Self-assembled NiO microspheres for efficient inverted mesoscopic perovskite solar cells, Sol. Energy, 193, 111, 10.1016/j.solener.2019.09.064 Fei, 2016, Controlled growth of textured perovskite films towards high performance solar cells, Nano Energy, 27, 17, 10.1016/j.nanoen.2016.06.041 Gutwald, 2020, Perspectives on intrinsic toughening strategies and passivation of perovskite films with organic additives, Sol. Energy Mater. Sol. Cells, 209, 110433, 10.1016/j.solmat.2020.110433 Liu, 2020, Defect control strategy by bifunctional thioacetamide at low temperature for highly efficient planar perovskite solar cells, ACS Appl. Mater. Interfaces, 12, 12883, 10.1021/acsami.0c00146 Yue, 2017, Efficacious engineering on charge extraction for realizing highly efficient perovskite solar cells, Energy Environ. Sci., 10, 2570, 10.1039/C7EE02685D Li, 2017, Graded heterojunction engineering for hole-conductor-free perovskite solar cells with high hole extraction efficiency and conductivity, Adv. Mater., 29, 1701221, 10.1002/adma.201701221 Duan, 2018, High-purity inorganic perovskite films for solar cells with 9.72 % efficiency, Angew. Chem. Int. Ed., 57, 3787, 10.1002/anie.201800019 Liang, 2014, Additive enhanced crystallization of solution-processed perovskite for highly efficient planar-heterojunction solar cells, Adv. Mater., 26, 3748, 10.1002/adma.201400231 Jia, 2020, Combustion procedure deposited SnO2 electron transport layers for high efficient perovskite solar cells, J. Alloys Compd., 844, 156032, 10.1016/j.jallcom.2020.156032 Liu, 2019, Pyrrole: an additive for improving the efficiency and stability of perovskite solar cells, J. Mater. Chem. A., 7, 11764, 10.1039/C9TA02916H Duan, 2020, Alkyl-chain-regulated charge transfer in fluorescent inorganic CsPbBr3 perovskite solar cells, Angew. Chem. Int. Ed., 59, 4391, 10.1002/anie.202000199 Tian, 2019, Dual Interfacial design for efficient CsPbI2Br perovskite solar cells with improved photostability, Adv. Mater., 31, 1901152, 10.1002/adma.201901152 Wang, 2020, Highly efficient CsPbBr3 planar perovskite solar cells via additive engineering with NH4SCN, ACS Appl. Mater. Interfaces, 12, 10579, 10.1021/acsami.9b23384 Zhang, 2017, Isomer-pure bis-PCBM-assisted crystal engineering of perovskite solar cells showing excellent efficiency and stability, Adv. Mater., 29, 1606806, 10.1002/adma.201606806 Zhang, 2018, Improving the stability and performance of perovskite solar cells via off-the-shelf post-device ligand treatment, Energy Environ. Sci., 11, 2253, 10.1039/C8EE00580J Duan, 2019, Hole-boosted Cu(Cr,M)O2 nanocrystals for all-inorganic CsPbBr3 perovskite solar cells, Angew. Chem. Int. Ed., 58, 16147, 10.1002/anie.201910843 Yang, 2016, Surface optimization to eliminate hysteresis for record efficiency planar perovskite solar cells, Energy Environ. Sci., 9, 3071, 10.1039/C6EE02139E Zhang, 2017, CH3NH3Br Additive for enhanced photovoltaic performance and air stability of planar perovskite solar cells prepared by two-step dipping method, Energy Technol., 5, 1887, 10.1002/ente.201700561 Li, 2019, Reducing saturation-current density to realize high-efficiency low-bandgap mixed tin–lead halide perovskite solar cells, Adv. Energy Mater., 9, 1803135, 10.1002/aenm.201803135 Würfel, 2015, Impact of charge transport on current–voltage characteristics and power-conversion efficiency of organic solar cells, Nat. Commun., 6, 6951, 10.1038/ncomms7951 Ali, 2018, Efficiency enhancement of perovskite solar cells by incorporation of CdS quantum dot through fast electron injection, Org. Electron., 62, 21, 10.1016/j.orgel.2018.07.012 Cai, 2018, Molecular engineering of conjugated polymers for efficient hole transport and defect passivation in perovskite solar cells, Nano Energy, 45, 28, 10.1016/j.nanoen.2017.12.028 Zhang, 2019, Polarized ferroelectric polymers for high-performance perovskite solar cells, Adv. Mater., 31, 1902222, 10.1002/adma.201902222 Wang, 2020, CoBr2-doping-induced efficiency improvement of CsPbBr3 planar perovskite solar cells, J. Mater. Chem. C., 8, 1649, 10.1039/C9TC05679C Tang, 2020, Interfacial strain release from WS2/CsPbBr3 van der waals heterostructure for 1.7 V-voltage all-inorganic perovskite solar cells, Angew. Chem. Int. Ed., n/a