[1] HUSSAIN A, ARIF S M, ASLAM M. Emerging renewable and sustainable energy technologies: state of the art[J]. Renewable and Sustainable Energy Reviews(2017).

[2] AKIHIRO K, KENJIRO T, YASUO S et al. Organometal halide perovskites as visible-light sensitizers for photovoltaic cells[J]. Journal of the American Chemical Society, 6050(2009).

[3] MEI A, LI X, LIU L et al. A hole-conductor-free, fully printable mesoscopic perovskite solar cell with high stability[J]. Science, 295(2014).

[4] LEIJTENS T, BUSH K A, PRASANNA R et al. Opportunities and challenges for tandem solar cells using metal halide perovskite semiconductors[J]. Nature Energy, 828(2018).

[5] JIN Y K, LEE J W, JUNG H S et al. High-efficiency perovskite solar cells[J]. Chemical Reviews, 7867(2020).

[6] VALADI K, GHARIBI S, TAHERI-LEDARI R et al. Metal oxide electron transport materials for perovskite solar cells: a review[J]. Environmental Chemistry Letters, 2185(2021).

[7] AVA T T, MAMUN A A, MARSILLAC S et al. A review: thermal stability of methylammonium lead halide based perovskite solar cells[J]. Applied Sciences, 188(2019).

[8] ZHANG C, WANG Y, LIN X et al. Effects of A site doping on the crystallization of perovskite films[J]. Journal of Materials Chemistry A, 1372(2021).

[9] GONG J, GUO P, BENJAMIN S E et al. Cation engineering on lead iodide perovskites for stable and high-performance photovoltaic applications[J]. Journal of Energy Chemistry, 1017(2018).

[10] KNIGHT A J, BORCHERT J, OLIVER R D J et al. Halide segregation in mixed-halide perovskites: influence of A-site cations[J]. ACS Energy Letters, 799(2021).

[11] YANG Y, GAO J, CUI J R et al. Research progress of perovskite solar cells[J]. Journal of Inorganic Materials, 1131(2015).

[12] CHU Z Y, LI G L, JIANG Z H et al. Recent progress in high- quality perovskite CH₃NH₃PbI₃ single crystal[J]. Journal of Inorganic Materials, 1035(2018).

[13] WELLER M T, WEBER O J, CHARLES B. Phase behaviour and composition in the formamidinium-methylammonium hybrid lead iodide perovskite solid solution[J]. Journal of Materials Chemistry A, 15375(2016).

[14] YIN W J, YANG J H, KANG J et al. Halide perovskite materials for solar cells: a theoretical review[J]. Journal of Materials Chemistry A, 8926(2015).

[15] CONINGS B, DRIJKONINGEN J, GAUQUELIN N et al. Intrinsic thermal instability of methylammonium lead trihalide perovskite[J]. Advanced Energy Materials, 1500477(2015).

[16] LU H, LIU Y, AHLAWAT P et al. Vapor-assisted deposition of highly efficient, stable black-phase FAPbI₃ perovskite solar cells[J]. Science, 74(2020).

[17] EPERON G E, STRANKS S D, MENELAOU C et al. Formamidinium lead trihalide: a broadly tunable perovskite for efficient planar heterojunction solar cells[J]. Energy & Environmental Science, 982(2014).

[18] YU B, SHI J, TAN S et al. Efficient (>20%) and stable all- inorganic cesium lead triiodide solar cell enabled by thiocyanate molten salts[J]. Angewandte Chemie International Edition, 13436(2021).

[19] PELLET N, GAO P, GREGORI G et al. Mixed-organic-cation perovskite photovoltaics for enhanced solar-light harvesting[J]. Angewandte Chemie International Edition, 3151(2014).

[20] JASON J, GABKYUNG, CHUA R M et al. Efficient perovskite solar cells via improved carrier management[J]. Nature, 587(2021).

[21] SALIBA M, MATSUI T, SEO J Y et al. Cesium-containing triple cation perovskite solar cells: improved stability, reproducibility and high efficiency[J]. Energy & Environmental Science, 1989(2016).

[22] SUSANA R, FRANCISCO I J, DIEGO B et al. Insight into the role of guanidinium and cesium in triple cation lead halide perovskites[J]. Solar RRL, 2100586(2021).

[23] WANG Z, LI R, HUO X. Effcient and stable TiO₂ nanorod array structured perovskite solar cells in air: co-passivation and synergistic mechanism[J]. Ceramics International, 17950(2022).

[24] LEE J W, SEOL D J, CHO A N et al. High-efficiency perovskite solar cells based on the black polymorph of HC(NH₂)₂PbI₃[J]. Advanced Materials, 4991(2014).

[25] KOH T M, FU K, FANG Y et al. Formamidinium-containing metal-halide: an alternative material for near-IR absorption perovskite solar cells[J]. Journal of Physical Chemistry C, 16458(2014).

[26] GUO M, ZHANG M, LI R et al. Nb₂O₅ coating on the performance of flexible dye sensitized solar cell based on TiO₂ nanoarrays/upconversion luminescence composite structure[J]. Journal of Inorganic Materials, 590(2019).

[27] HAGFELDT A, GRAETZEL M. Light-induced redox reactions in nanocrystalline systems[J]. Chemical Reviews, 49(1995).

[28] BI D, YI C, LUO J et al. Polymer-templated nucleation and crystal growth of perovskite films for solar cells with efficiency greater than 21%[J]. Nature Energy, 16142(2016).