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Showing 1 to 20 of 64 for “"Perovskite Solar Cells"”.
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Multisource Evaporation of Perovskite Solar Cells
… emerging semiconductor family of metal-halide perovskites for their application in solar cells. Halide perovskite materials have shown several promising properties, such as high absorption coefficient, low exciton binding energy, high charge mobility, long diffusion length and low annealing …
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Vapor Transport Deposition for Perovskite Solar Cells
As perovskite solar cells move closer to commercialization, vapor transport deposition (VTD) has emerged as one of the potential routes for large-scale film growth of photoactive and charge transport layers for these solar cells. As a low-cost alternative to thermal evaporation, VTD has the …
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Electroluminescence characterization of organometallic perovskite solar cells
… (PV) devices based on "Organometallic Perovskites" which exhibit high power conversion efficiencies of approximately 23%. Aside from single-junction current-voltage characteristics, these devices exhibit low voltage light emitting diode (LED) operation with thermally activated …
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Electron Microscopy Studies of Hybrid Perovskite Solar Cells
… five years hybrid organic-inorganic metal halide perovskites have attracted strong interest in the solar cell community as a result of their high power conversion efficiency and the solid opportunity to realise a low-cost as well as industry-scalable technology. Nevertheless, several aspects of this …
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Advancing inorganic perovskite solar cells for application in tandem architectures
Silicon-perovskite tandem solar cells have remarkable power conversion efficiencies (PCEs) and can contribute to the rapid transition towards renewable energy sources. While inorganic perovskite solar cells show superior temperature stability as compared to organic-inorganic perovskite solar cells, …
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Nanoscale Study of Perovskite Solar Cells for Efficient Charge Transport
… technique. Grain boundary potential of perovskite films exhibited variation in electrical properties with humidity level, temperature and water concentration in methyl ammonium iodide solution. X-ray diffraction (XRD) indicates the formation of PbI<sub>2 </sub>phase in perovskite film …
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Correlating Structural and Opto-electrical Properties of Perovskite Solar Cells
Perovskite photovoltaics is one of the fastest growing opto-electronic technologies with device efficiencies currently exceeding 23%. The opportunity to deposit these abundant materials with large area solution processing techniques could make perovskites viable for low-cost production. However, …
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Improving the Environmental Stability of Methylammonium-Based Perovskite Solar Cells
Perovskite solar cells (PSCs), as an emerging type of photovoltaics, have reached beyond 20% efficiency within a decade. Technoeconomic analysis suggests that PSCs are promising alternatives to the market-dominant silicon, because PSC manufacturing processes are more cost effective due to their …
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Chemical Modifications and Passivation Approaches in Metal Halide Perovskite Solar Cells
… and chemically modified hybrid metal halide perovskite materials and development of highly efficient charge transport layers for perovskite solar cells. We first developed an efficient electron transport layer via modification of titanium dioxide nanostructure followed by a unique chemical …
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Scalable Fabrication of High Efficiency Hybrid Perovskite Solar Cells by Electrospray
Perovskite solar cells have attracted much attention both in research and industrial domains. An unprecedented progress in development of hybrid perovskite solar cells (HPSCs) has been seen in past few years. The power conversion efficiencies of HPSCs has been improved from 3.8% to 24.2% in less …
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The uncommon nature of point defects in organic-inorganic Perovskite solar cells
Organic-inorganic perovskite solar cells (PSCs) have shown enormous success in the past decade, increasing in power conversion efficiency from ~4% in 2009 to >22%. One of the critical properties that contributed to this success is "defect tolerance": in organic-inorganic perovskites, the majority …
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Towards High-Performance Multi-Junction Perovskite Solar Cells: Fabrication, Interlayer Design, and Characterisation
Metal halide perovskites have emerged as a leading class of materials in the development of next-generation optoelectronic technologies. Their exceptional properties, including high absorption coefficients, long carrier diffusion lengths, and tuneable bandgaps, have driven remarkable progress, …
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Lewis-base Thioacetamide assisted crystallization of lead-free perovskite solar Cells for improved Efficiency
<p>High-efficiency perovskite solar cells that are also very cheap to produce have been rapidly developed in response to the growing global demand for electricity. However, the light absorber materials used in cutting-edge perovskite solar cells include lead, which has been linked to health risks …
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Design and performance evaluation of lead-free inorganic perovskite solar cells for addressing Nigeria's energy crisis.
… Renewable Energy (RE) resources, particularly solar radiation, with potential varying from 3.393 to 6.669 kWh/m2/day across its six geopolitical zones. While solar energy could significantly enhance Nigeria’s energy mix, its high initial cost poses a challenge to widespread adoption in …
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Mixed Halide Perovskite Solar Cells: Influence of Fabrication and Post Fabrication Conditions on the Device Performance
Organic-inorganic hybrid perovskite solar cells have attracted tremendous attention due to the dramatic improvement in efficiency from 3.8% to 22% in seven years. The technology, however, faces several challenges such as degradation due to the effect of humidity, hysteresis in the current-voltage …
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Behaviour of Perovskite Solar Cells Under Reverse Bias and Interface Engineering for Efficient and Stable Solar Cells
Perovskites have drawn tremendous attention due to their excellent optoelectronic properties, low-cost and versatile solution-processibility. The power conversion efficiency of single-junction perovskite solar cells (PSCs) has reached 26.1%, showing promising prospects for commercialization. …
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Behaviour of Perovskite Solar Cells Under Reverse Bias and Interface Engineering for Efficient and Stable Solar Cells
Perovskites have drawn tremendous attention due to their excellent optoelectronic properties, low-cost and versatile solution-processibility. The power conversion efficiency of single-junction perovskite solar cells (PSCs) has reached 26.1%, showing promising prospects for commercialization. …
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