This chapter discusses the role of the iodine-based redox systems in the three components of the dye-sensitized solar cell (DSSC) separately; at the …
Learn more WhatsAppDuring the last few years the tungsten iodine lamp has emerged as a practical light source, though as yet its whole field of application has not been fully explored. This paper reviews the physical operation of the lamp and the factors underlying its engineering design ...
Learn more WhatsAppAn improved Tungsten light source system for photo voltaic cell testing constructed from low-cost, commercially available materials is presented as an alternative to current high …
Learn more WhatsAppThe iodide/iodine-free redox couple as a substitute for the fluid I(-)/I(3)(-) redox shuttle is discussed and how the structures of the sensitizing dye molecules and additives of lithium or imidazolium salts influence device performance is demonstrated. Dye-sensitized solar cells (DSSCs) are built from nanocrystalline anatase TiO(2) with a 101 crystal face (nc-TiO(2)) …
Learn more WhatsAppTin (Sn)-based perovskites are very promising for the fabrication of low-toxicity lead-free perovskite solar cells (PSCs), but they suffer from easy oxidation of Sn2+ to Sn4+ which leads to poor performance. Herein, we report a facile solution method for the purification of SnI2 in Sn-based PSCs by toluene w
Learn more WhatsAppOrganic–inorganic hybrid metal halide perovskites have emerged as a revolutionary class of light-harvesting materials for solar cell applications (referred to as perovskite solar cells, PSCs ...
Learn more WhatsAppThis paper presents a systematic investigation on the effects of iodine content in the electrolyte on electron recombination, charge, and ion transportation to the power …
Learn more WhatsAppAtomic layer-deposited Al2O3 thin film has been used to inhibit the self-degradation of perovskite solar cell devices. Das et al. report the room temperature deposition of Al2O3 onto perovskite to limit the flow of iodide under solar cell working conditions. This has the 2-fold benefit of protecting both the perovskite and hole …
Learn more WhatsAppEnhancing Charge Transfer in Perovskite-Inspired Silver Iodobismuthate-Based Solar Cells via Cesium Iodide Interlayer Basheer Al-Anesi, Vipinraj Sugathan, Joshua K. G. Karlsson, Amit Tewari, Roshan Nasare, Paavo Mäkinen, Debjit Manna, Matti Mäntysalo, and
Learn more WhatsAppA halogen lamp (Philips 50 W, 12 V) provided a variable white light bias to the solar cells while the EQE ... Malinkiewicz, O. et al. Perovskite solar cells employing organic charge-transport ...
Learn more WhatsAppDOI: 10.1039/d3ee03405d Corpus ID: 265072356 Iodine-trapping strategy for light-heat stable inverted perovskite solar cells under ISOS protocols @article{Li2023IodinetrappingSF, title={Iodine-trapping strategy for light-heat stable inverted perovskite solar cells under ISOS protocols}, author={Xiaodong Li and Hui Yang …
Learn more WhatsAppGlobal energy demand is increasing; thus, emerging renewable energy sources, such as organic solar cells (OSCs), are fundamental to mitigate the negative effects of fuel consumption. Within …
Learn more WhatsAppAn improved Tungsten light source system for photovoltaic cell testing made from low-cost, commercially available materials is presented as an alternative to standard expensive …
Learn more WhatsAppThe quality of the perovskite absorber is known to be the most crucial parameter for the photovoltaic performance of perovskite solar cells. By combining the one-step anti-solvent engineering method …
Learn more WhatsAppWe demonstrate that iodine is dislocated by the electric field between the electrodes, and this is an intrinsic cause for electromigration of I – from the perovskite until it reaches the …
Learn more WhatsAppEfficient organic solar cells using copper(I) iodide (CuI) hole transport layers Ying Peng, Nir Yaacobi-Gross, Ajay K. Perumal, Hendrik A. Faber, George Vourlias, Panos A. Patsalas, Donal
Learn more WhatsAppPatterned ITO glass substrates (1.5 cm by 1.5 cm for solar cells and 13.0 cm by 8.5 cm for solar modules) were first cleaned by ultrasonication with soap, …
Learn more WhatsAppSolar cells containing this orange dye show a power conversion efficiency of 10.2% under standard conditions (AM 1.5G, 1000 Wm−2) using iodine/iodide as the electrolyte redox shuttle in the ...
Learn more WhatsAppSUPPLEMENTAL INFORMATION Iodine-trapping Strategy for Light-heat Inverted Stable Perovskite Solar Cells under ISOS Protocols Xiaodong Li*, Hui Yang, Acan Liu, Chunyan Lu, Haobo Yuan, Wenxiao Zhang and Junfeng Fang* Fig. S2. XPS of I 3d in PSCs with ...
Learn more WhatsAppThe maximum exergy efficiency is achieved in the TiO 2 porosity range of 0.38–0.40. Having the electron transport rate above 1.45 × 10 −7 (cm/s) enhance the exergy efficiency. Having the recombination and the regeneration rate above 2.693 × 10 −7 and 1.55 × 10 −7 (cm/s) respectively enhance the exergy efficiency. ...
Learn more WhatsAppIodine-doped ZnO nanopillar arrays for perovskite solar cells with high efficiency up to 18.24%† Yan-Zhen Zheng,* ab Er-Fei Zhao, a Fan-Li Meng, a Xue-Sen Lai, a Xue-Mei Dong, a Jiao-Jiao Wu a and Xia Tao * a
Learn more WhatsAppPerovskite solar cells are especially an attractive top cell partner for tandem applications with silicon bottom cells and other solar cell types with lower bandgap absorbers. For such tandem applications, …
Learn more WhatsAppEfficient charge-transport in hybrid lead iodide perovskite solar cells† Jinjin Zhao,* a,b Peng Wang, a Liyu Wei, a Zhenghao Liu, a Xueqian Fang, a Xianglin Liu, a
Learn more WhatsAppUnravelling the mechanism of photoinduced charge ...
Learn more WhatsAppHere, an iodine-trapping strategy is proposed to fabricate operationally stable PSCs through introducing an iodine trapper of β-cyclodextrin (β-CD). β-CD can …
Learn more WhatsAppPerovskite solar cells (PSCs) are being developed rapidly and exhibit greatly potential commercialization. Herein, it is found that the device performance can be improved by manipulating the …
Learn more WhatsApphad an efficiency of 1.20%. Figure 13 shows the dark and light IV curves of the fabricated solar cell. ... buffer layers for tungsten di-sulfide (WS2) solar cells by scaps-1D . Chalcogenide ...
Learn more WhatsAppLead halide perovskites have recently been used as light absorbers in hybrid organic–inorganic solid-state solar cells, with efficiencies as high as 15% and open-circuit voltages of 1 V. However, a detailed explanation of the mechanisms of operation within this photovoltaic system is still lacking. Here, we investigate the photoinduced …
Learn more WhatsAppDifferent synthesis methods of PbI 2 precursor and relative performance of perovskite solar cells. a) Schematic diagram of water solution-based PbI 2 synthesis (labeled "Type I") for which potassium iodide and lead(II) nitrate are dissolved in water separately, and these two transport solvents are mixed in the vessel with a heating process.
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