Photonics Research, Volume. 8, Issue 7, A1(2020)
Research progress in large-area perovskite solar cells
Fig. 1. (a) One-step deposited perovskite films. (b) Two-step deposited perovskite films. (c) J-V curve of the best large cell endowed with anti-reflection film. (d) J-V curve of the PSCs in large size of
Fig. 2. (a) Schematic illustration for the blade coating of perovskite film in the Landau–Levich mode. (b) The perovskite film’s thickness as a function of blade-coating speed by coating a 1 mol/L
Fig. 3. (a) Schematic illustration of the key steps involved in slot-die coating of perovskite thin films. (b) and (c) Schematic drawing of a module and J-V curve of an organometal halide perovskite solar cell, respectively. (d) The slot-die coating process for preparing
Fig. 4. (a) Schematic of concurrently pumped ultrasonic spray coating for perovskite precursor deposition. (b) A spray-coated four-cell module (
Fig. 5. Schematic diagrams for the two main inkjet-printing methods: (a) continuous inkjet printing (CIJ); (b) drop-on-demand (DOD) inkjet printing. (c)
Fig. 7. (a) Schematic illustration of vacuum-flash-assisted solution processing (VASP). (b) Surface scanning electron microscope (SEM) images of the perovskite films fabricated by the conventional process and vacuum-assisted solution process. (c) Diagram of the pressure-processing method for the deposition of perovskite films. (d) Surface SEM images of the perovskite films fabricated by the pressure-processing method and spin coating. (a) and (b) Reproduced with permission [20], Copyright 2015, Royal Society of Chemistry. (c) and (d) Reproduced with permission [46], Copyright 2016, American Association for the Advancement of Science.
Fig. 8. Evolution of the best reported lab-cell (
Fig. 9. SEM images of (a) surfaces and (b) cross-sections of perovskite films prepared with different solvents, respectively. Reproduced with permission [29], Copyright 2018, American Association for the Advancement of Science.
Fig. 10. (a) Morphological characterization of perovskite
Fig. 11. (a)–(d) Top-view SEM images of perovskite films made with different amounts
Fig. 12. (a) Scheme of the cell configuration highlighting the doped charge carrier extraction layers. (b) J–V curve of the best large cell endowed with antireflection film. (c) Comparison of the Bifluo-OMeTAD molecule (upper) and Spiro-OMeTAD (Merck) molecule. (d) J-V curve of PSCs with HTLs Bifluo-OMeTAD and Spiro-OMeTAD. (e) The structure of using P3HT as the HTL and structure of the interface between the P3HT and WBH. (f) I-V curves of solar modules formed by depositing the P3HT layer using bar-coating (purple) and spin-coating (orange) methods. (g) The DFT simulation of GO and Cl-GO. (h) PL spectra and TRPL spectra for different films. (a) and (b) Reproduced with permission [19], Copyright 2017, Wiley. (c) and (d) Reproduced with permission [74], Copyright 2017, Nature Publishing Group. (e) and (f) Reproduced with permission [75], Copyright 2019, Nature Publishing Group. (g) and (h) Reproduced with permission [76], Copyright 2019, American Association for the Advancement of Science.
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Yang Zhao, Fei Ma, Feng Gao, Zhigang Yin, Xingwang Zhang, Jingbi You. Research progress in large-area perovskite solar cells[J]. Photonics Research, 2020, 8(7): A1
Special Issue: PEROVSKITE PHOTONICS
Received: Mar. 19, 2020
Accepted: Apr. 21, 2020
Published Online: Jun. 23, 2020
The Author Email: Jingbi You (jyou@semi.ac.cn)