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Showing 1 to 20 of 21 for “"Perovskite Solar Cell"”.
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Approaching Novel Perovskites Photovoltaic Devices through Machine Learning and Interfacial Engineering
Organic metal halide perovskites have shown plenty of extraordinary optoelectronic properties which make them good candidates for various photovoltaic applications [1-5]. The fascinating optoelectronic properties of perovskite largely take credit to their low exciton binding energy, strong light …
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Atomic layer deposition of metal oxides for photovoltaic applications
Organic-inorganic halide perovskite solar cells have gained a lot of traction in recent years due to their high power conversion efficiencies (PCE), >20%, tunable band gap and low fabrication costs. However, as the maximum theoretical efficiency outlined by the Shockley-Quiesser model for a …
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Metal oxide nanostructures and hybrid perovskite semiconductor for photovoltaic application
Perovskite-based solar cells (PSC) is the fastest growing solar technology to date since inception in 2009. This technology has invigorated the photovoltaic (PV) community. While it has taken 15-42 years for traditional PV technologies to achieve maturity, PSC technology has accomplished the same …
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Interplay of optoelectronic properties and solar cell performance in multidimensional perovskites
Perovskite is an emerging material for photovoltaic application that has reached 22.7% efficiency to date. Despite its excellent properties such as defect tolerance and long carrier lifetime, the high-performing perovskite material, methylammonium lead iodide (MAPI), which has 3D structure, is …
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Naujų skersaryšinamų organinių krūvininkų pernašos medžiagų charakterizavimas /
… reason, TOF and photo-CELIV methods were used. Excellent crosslinking conditions were met with the incorporation of polyvinyl butyral (PVB) to the materials. The effects of crosslinking V311 and V331 materials were found to be negative. Hole mobility in both materials decreased significantly due …
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Spectroscopic Studies on the Impact of Defects in Hybrid Organic-Inorganic Perovskites on Charge Carrier Dynamics and Photovoltaic Device Performance
… devices based on hybrid organic-inorganic perovskites have seen a historic rise in efficiency over the past decade. Relatively low cost of fabrication has allowed a wide range researchers to make meaningful contributions. This class of materials is fascinating in that it acts in some ways …
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Advancing the treatment of relativistic theory within the OLCAO package and with application to solar photovoltaic technologies
… bromide, known as CH3NH3PbBr3, is a promising perovskite material for the absorption layer in solar cells. While its bulk electronic structure is favorable, its long-term stability and interface design remain as primary concerns before it can be used for commercial production. Although …
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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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Structural and aesthetic design applications of flexible, thin-film solar cells to power off-grid tensile structures
… trends in decreasing costs of silicon-based solar panels, the adoption of solar energy solutions as an alternative to fossil fuels has been impeded by high installation and manufacturing costs, as well as challenges in the customization of solar panels for different products and environments. …
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Machine Learning-aided High-throughput Synthesis and Development of Optoelectronic Materials
… the market. The development of metal-halide perovskites (MHPs) in particular can benefit from accelerated techniques: MHPs have emerged as excellent optoelectronic materials, but despite seeing unprecedented research intensity in the last decade, only a small fraction of the available …
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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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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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2d-Material Dispersion and Printing: From Laboratory to Commercial Scale
… development of a R2R system, to fully print a perovskite solar cell. This concludes my doctoral research with a through line ranging from small, laboratory-scale through to large, commercial-scale 2d-material device fabrication.
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Enhancing solar fuel synthesis via complementary approaches: round-the-clock operation and heat utilisation
… However, the inefficient utilisation of the solar spectrum limits its commercial viability. Requiring high energy photons to drive the reaction, a large portion of the solar spectrum, particularly visible (Vis) and infrared (IR) energy, could not be converted for most solar fuel synthesis, …
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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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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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The Studies of Fullerenes and Metallofullerenes in Geometry, Electron Transfer, Chromatography and Characterization
… endow metallofullerenes as an ideal material for perovskite solar cells to enhance the stabilities. It has been shown in our investigations that common metallofullerenes, such as Sc3N@C80, are capable to be as the electron transfer layers in perovskite solar cells, and the test demonstrates that …
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Atomic layer deposition of photovoltaics
In recent years organic-inorganic halide perovskites have gained significant interest due to their high power conversion efficiencies (PCEs). These high efficiencies can be attributed to the perovskites’ tuneable optical bandgap and long carrier diffusion length, with their low fabrication cost …
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Dispersive Transport and Drift Mobilities in Methylammonium Lead Iodide Perovskites
<p>Perovskite solar cells (PSCs) have impacted the photovoltaic industry over the past decade with unprecedented boosts in photo-conversion efficiencies. Perovskites’ dramatic rise has been due to borrowed ideas and research from other types of solar cell geometries. The initial surge in perovskite …
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Lead Free CH3NH3SNI3 Perovskite Thin-Film with P-type Semiconducting Nature and Metal-like Conductivity
… over the last several years. CH3NH3PbI3 based perovskite solar cells have reached a solar-to-electricity conversion efficiency of ~ 22%. Nevertheless, CH3NH3PbI3 perovskite solar cells contain lead, which has serious consequences for the environment and human health. In this work, the lead was …
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