Fluorine and rubidium doped perovskite solar cell and preparation method thereof
A solar cell and perovskite technology, applied in the field of solar cells, can solve problems such as low photoelectric conversion efficiency, and achieve the effects of reducing surface pores, improving spectral absorption performance, and film-forming crystallinity
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[0037] as attached Figure 1-2 As shown, a perovskite solar cell doped with fluorine and rubidium includes substrate 1, conductive layer 2, TiO 2 Dense layer 3, TiO 2 Mesoporous layer 4, fluorine and rubidium doped perovskite light absorbing layer 5, hole transport layer 6 and counter electrode 7; the material of the fluorine and rubidium doped perovskite light absorbing layer 5 is Cs 1-x Rb x PbBrI 2-y f y , x is 0-0.05, y is 0-0.3, and the thickness is 400nm; the bottom substrate 1 is a glass substrate, and the conductive layer 2 is SnO doped with fluorine 2The conductive glass layer is called the FTO conductive layer; the top surface of the substrate 1 is provided with an FTO conductive layer with a width slightly narrower than that of the substrate, the length of the FTO conductive layer is consistent with that of the substrate 1, and the top surface of the FTO conductive layer is provided with TiO 2 Dense layer 3 and TiO 2 Mesoporous layer 4; TiO 2 The mesoporous l...
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