Numerical Simulation, Preparation, and Evaluation of Cu(In, Ga)Se2 (CIGS) Thin-Film Solar Cells
نویسندگان
چکیده
This study presents the numerical simulation, optimization, preparation, and characterization of Cu(In, Ga)Se2 (CIGS) thin-film solar cells (TFSCs). Different cell parameters were investigated, including Ga/(Ga+In) (GGI) ratios, thicknesses CIGS absorption layers, fill factor (FF), open-circuit voltage (Voc), short-circuit current (Isc). The effects simulated on power conversion efficiency (η) each prototype investigated. optimal GGI ratio was approximately 0.6. Using COMSOL Multiphysics software, a layer thickness 2 μm an η 17% calculated, assuming constant operating temperatures. Moreover, with various compositions prepared via simple cost-effective method based sol–gel, sonication, spin-coating techniques. microstructures electrical optical properties CIGS-based evaluated using current–voltage (I-V) characteristics, scanning electron microscopy (SEM), X-ray diffraction, atomic force (AFM), UV-vis spectroscopy. elemental layers energy-dispersive fluorescence (EDXRF). obtained results compared experimental results. For example, in 0.6, value about 15%. Our revealed that agreement between simulation findings for most is quite good. These indicate non-destructive analysis EDXRF versatile tool evaluating very short time excellent repeatability both composition thickness.
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ژورنال
عنوان ژورنال: ChemEngineering
سال: 2023
ISSN: ['2305-7084']
DOI: https://doi.org/10.3390/chemengineering7050087