研究目的
Investigating the development of a facile method for preparing NiO hole transport layers for inverted perovskite solar cells to achieve high power conversion efficiencies and good stability.
研究成果
The developed PMMA-assisted deposition method for NiO films offers a simple, low-temperature, and cost-effective route for producing high-performance inverted perovskite solar cells with a champion PCE of 17.78% and good stability.
研究不足
The study focuses on the preparation and characterization of NiO films and their application in PSCs, but does not explore the scalability of the method or its performance under varying environmental conditions.
1：Experimental Design and Method Selection:
The study involved the development of a PMMA-assisted deposition method for preparing NiO films at low temperatures.
2：Sample Selection and Data Sources:
NiO films were prepared on ITO substrates using a precursor solution of nickel(II) nitrate hexahydrate and PMMA in acetone.
3：List of Experimental Equipment and Materials:
Instruments included XRD, Raman spectroscopy, AFM, SEM, PL, and UV-Vis absorption characterization tools.
4：Experimental Procedures and Operational Workflow:
The precursor solution was spin-coated onto ITO substrates and annealed at 275 ℃ for 3 h.
5：Data Analysis Methods:
The performance of the NiO films and the resulting PSCs was analyzed using various characterization techniques.
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