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Showing 1 to 15 of 15 for “"Transparent Conductive Oxide"”.
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Hydrogen in transition metal doped transparent conductive oxide SnO₂
… the behavior of hydrogen defects in doped-tin oxides. The calculated results indicate that Mo-, W-, Nb-, F-doped SnO2 are the best doped-tin oxides at reducing hydrogen solubility in their matrices. We expect these oxides also to be the best for removing hydrogen via proton reduction and …
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Monolayer terpyridyl metal complexes for high-efficiency electrochromic materials
… industry is limited to mainly inorganic metal oxides, conjugated conducting polymers, and liquid crystal-based materials. Hybrid metal-organic materials belong to a relatively new class of ECMs that offer exciting properties of extended stability, great color variability and the highest …
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Poly-Si films on ZnO:Al coated glass prepared by the aliminium-induced layer exchange process
… Silizium-Schichten (poly-Si) auf mit transparenten, leitfähigen Oxiden (TCO – transparent conductive oxide) beschichteten Glassubstraten eröffnet neue Möglichkeiten für die Entwicklung von Solarzellen. Diese Arbeit behandelt das Wachstum von poly-Si mit großen Kristalliten auf …
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Novel Integration Strategies with Photovoltaics Using Different Compound Parabolic Concentrator Geometries: Optical, Thermal, and Scalable Investigations
… DiACPC receiver, starting with the ITO as the transparent conductive oxide, a first step towards concentrator-integrated device manufacturing without intermediary adhesives. To complement experimental results, COMSOL Multiphysics simulations were employed with heat transfer in solids. This …
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Residual stresses and mechanical properties of thin film photovoltaic materials
… silicon (Si) p-n junction diode, a zinc oxide (ZnO) Transparent Conductive Oxide (TCO) layer (each 1μm thick), a Kapton® polyimide layer acting as the bottom cathode and a thick aluminum substrate. Analysis of straight blister delaminations in the p-n junction layer and telephone cord …
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Hybrid Organic/Inorganic Flexible Structures: Low Temperature Deposition of Silver Conductive Tracks on Flexible Substrates
The ability to atmospherically deposit conductive patterns on flexible polymeric substrates has recently gained considerable interest as an alternative to vacuum processes. This is because it can potentially lead to highly efficient and reliable transparent electrode components that can be used in …
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Imaging as characterization techniques for thin-film cadmium telluride photovoltaics
… voltage, which include inhomogeneities in the transparent-conductive oxide (TCO) front contact, CdS window layer, and CdTe absorber layer. EL signatures include large gradients, local reduction of luminescence, and local increases in luminescence on the interior of the device as well as bright …
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CdTe Solar Cells: Key Layers and Electrical Effects
… (PV) performance. Annealing of the CdS/TCO (transparent conductive oxide) bilayer in both oxidising and reducing ambients was investigated in order to study changes in the electrical properties of the In/CdS/TCO structure. It was found that post-growth oxidising changed the current–voltage …
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Development of ternary oxides for use in advanced front contacts in cadmium telluride solar cells by magnetron sputtering
… front of the device, the layers should be highly transparent to minimize parasitic absorption while also supporting electron transport to the external load. In this thesis, two sputter-deposited front contact layers were investigated with the goal of improving both processing and materials science …
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Photo-electrical conversion efficiency of dye sensitized solar cells prepared from Mopane leaf chlorophyll extract
… performance by using natural dye. A transparent conductive oxide (TCO) film of Fluorine - doped Tin Oxide (FTO) was used as an anode. In this research, chlorophyll extracted from Colophospermum Mopane leaves using methanol was employed as the dye for TiO2-based DSSC. TiO2 precursor …
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Solar Cells with Passivating Contacts − Investigation of Their Temperature- and Illumination-Dependent Performance and Surface Passivation
… cells using passivating contacts such as tunnel oxide passivated contact (TOPCon), Si heterojunction (SHJ), and transition metal oxide (TMO)-integrated solar cells is investigated. Temperature coefficients (TCs) of the electrical properties of these solar cells are extracted and compared to those …
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Plasmon supported defect absorption in amorphous silicon thin film solar cells and devices
… edge (Fig. 5.11). No direct contact to the TCO (transparent conductive oxide) is necessary to provide carriers for charge compensation. The applied devices are a demonstration of the impurity photovoltaic (IPV) effect in a-Si:H. The defect states contributing to the observed transitions are …
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Film sottili di In2O3 drogati con metalli di transizione come TCO per applicazioni nel fotovoltaico
… in alternativa ai più ampiamente utilizzati transparent conductive oxides (TCOs). Sebbene questi raggiungano elevate performances in termini di trasparenza e conduttività, risultano ancora costosi e tossici, come quelli basati sull’ossido di indio, di cui l’ossido di indio drogato con stagno …
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Design and Optimization of Advanced Layers for Enhanced Performance in Silicon-Based Solar Cells [Progettazione e Ottimizzazione di Layer Innovativi per Migliorare le Prestazioni delle Celle Solari a Base di Silicio]
La crescente domanda globale di energia, insieme all'urgenza di mitigare il cambiamento climatico, sottolinea l'importanza di adottare le energie rinnovabili come alternativa sostenibile ai combustibili fossili. Tra queste, l'energia solare, in particolare grazie ai progressi nell'industria …
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Optical and electrical optimization by advanced characterization of monolithic perovskite/silicon tandem solar cells
… perovskite layer, selective contact layers and transparent conductive oxide were presented. These optimizations led to an improvement from 25.0% to 26.0% due to reduced reflection and better matching of the photogenerated current densities of the perovskite and silicon subcell. The cumulated …