Jiayao Wu, Ruipeng Han, Yanqin Feng, Rongjing Tong, Minglin Zhao, Jun Dai. Ellipsometric Study of Optical Properties of Triple-Cation Perovskite Thin Films[J]. Laser & Optoelectronics Progress, 2022, 59(11): 1131001
- Laser & Optoelectronics Progress
- Vol. 59, Issue 11, 1131001 (2022)
Fig. 1. Basic characterization of FAMACsPbI2.52Br0.48 thin film. (a) XRD image; (b) SEM image
Fig. 2. Ellipsometric experimental spectra and simulated spectra of the FAMACsPbI2.52Br0.48 thin film
Fig. 3. Optical constants of different types of doped perovskite. (a) Refractive index; (b) extinction coefficient
Fig. 4. Second derivative of the dielectric function of the FAMACsPbI2.52Br0.48 film
Fig. 5. Second derivative of the the dielectric function of different types of perovskites. (a) Real part; (b) imaginary part
Fig. 6. Modeling model and results of simulation experiment. (a) Structural model of perovskite solar cell; (b) reflectance, transmittance and absorptivity of solar cell
Fig. 7. LHE of the FAMACsPbI2.52Br0.48 perovskite solar cell
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Table 1. Best fitting parameters of the Tauc-Lorentz model
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