Journal of Inorganic Materials, Volume. 39, Issue 4, 359(2024)
Figures & Tables(14)
1. Schematic diagrams of structures of (a) perovskite solar cells and (b) UCNP
S1. (a) Schematic illustration of the cs-TPT setup ](ND filter: neutral density filter, DUT: device under test, Sync.: synchronizing, Trig.: trigger, Sig.= signal); (b) Time sequences of typical cs-TPT settings (Trigger, Laser, V G, and R S)
2. SEM images of (a) Compact/PVK, (b) UCNP+ Compact/PVK, (c) Compact/PVK+UCNP, and (d) UCNP+ Compact/PVK+UCNP
S3. Mixed solutions of (a) UCNP+Compact and (b) PVK+ UCNP irradiated with 980 nm laser
3. XRD patterns of Compact/PVK, UCNP+Compact/PVK, Compact/PVK+UCNP, and UCNP+Compact/PVK+UCNP samples
4. (a) UV-Vis absorption and steady-state fluorescence spectra of perovskite films deposited on quartz substrates, and (b) time resolved fluorescence spectra of four perovskite thin films
S4. Pictures of (a) UCNP+Compact/PVK, (b) Compact/PVK+UCNP and (c) UCNP+Compact/PVK+UCNP irradiated with 980 nm laser
S5. PCE and HF statistical data of different devices under forward and reverse scanning
5. J-V curves under forward and reverse scanning conditions for perovskite solar cells with champion performances of (a) Compact/PVK, (b) UCNP+Compact/PVK, (c) Compact/PVK+UCNP, and (d) UCNP+Compact/PVK+UCNP
6. (a) Open-circuit photovoltage buildup curves and (b) cs-TPT kinetics curves of different perovskite solar cells
Table 1. HF and variance of PCE under forward and reverse scanning conditions of cells
View tableView in ArticleTable 1. HF and variance of PCE under forward and reverse scanning conditions of cells
Sample S2(PCEreverse) S2(PCEforward) S2(HF) Compact/PVK 0.55956 0.58046 0.01156 UCNP+Compact/PVK 0.41318 0.40968 0.01130 Compact/PVK+UCNP 0.25838 0.33691 0.00810 UCNP+Compact/PVK+UCNP 0.19304 0.96262 0.01451
Table 1. Photovoltaic parameters and hysteresis factors (HF) of four perovskite devices upon forward and reverse scanning conditions
View tableView in ArticleTable 1. Photovoltaic parameters and hysteresis factors (HF) of four perovskite devices upon forward and reverse scanning conditions
Sample Scan direction Open-circuit voltage/ mV Short-circuit current/ (mA·cm-2) FF/% PCE/% HF Compact/PVK Reverse 996 19.56 63.45 12.36 0.42 Forward 912 17.89 44.13 7.20 UCNP+Compact/PVK Reverse 1038 20.37 0.74 15.65 0.07 Forward 1045 19.84 0.70 14.52 Compact/PVK+UCNP Reverse 1034 20.96 0.75 16.27 0.05 Forward 1032 20.39 0.73 15.37 UCNP+Compact/PVK+UCNP Reverse 1016 18.31 0.66 12.28 0.15 Forward 976 17.76 0.60 10.40
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Man YU, Rongyao GAO, Yujun QIN, Xicheng AI.
Paper Information
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Received: Sep. 18, 2023
Accepted: --
Published Online: Jul. 8, 2024
The Author Email: AI Xicheng (xcai@ruc.edu.cn)
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