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Nanocrystalline Solar Cells
This chapter focuses on nanocrystalline solar cells. It discusses the various types of nanocrystalline solar cell, explains their mode and mechanism of …
Nanocrystalline FeS thin film used as an anode in photo-electrochemical solar cell and …
To investigate its use in solar energy application, these films have been employed as photo-anode in PEC solar cell. Catalytic property of FeS thin films (FeS/FTO electrode) has also been tested by the electrochemical reduction of …
Nanocrystalline‐silicon hole contact layers enabling efficiency …
Hydrogenated amorphous silicon (a-Si:H) is a key enabler in high-efficiency crystalline silicon solar cells known as the silicon heterojunction technology.
Photo-conversion efficiency measurement of dye-sensitized solar cell using nanocrystalline TiO2 thin film as photo …
Nanocrystalline TiO 2 has been synthesized through sol–gel process using precursor of modified titanium isopropoxide with acetylacetone and diacetyl monoxime. The transparent photo anodes of nanocrystalline TiO 2 thin film on Indium Tin Oxide (ITO) glass have been made from different modified precursor of titanium isopropoxide using …
Cation effects in nanocrystalline solar cells
Due to their high conversion efficiency and photostability, nanocrystalline dye-sensitized solar cells may represent a practical approach to solar energy conversion. In their landmark 1991 paper, O''Regan and Grätzel reported that the nature and concentration of cationic species in the electrolyte exerted a profound influence on the …
Investigating the Performance of Nanocrystalline Silicon HIT Solar Cell …
In this work, distinct parameters of nanocrystalline silicon HIT (heterojunction with intrinsic thin layer) solar cells were investigated. The modeling and simulations were performed by Silvaco ATLAS in accordance with the global standard spectrum (AM1.5g). PV characteristics of the solar cells, particularly fill factor, open-circuit voltage, efficiency, …
Flexible silicon solar cells with high power-to-weight ratios
This technological progress provides a practical basis for the commercialization of flexible, lightweight, low-cost and highly efficient solar cells, and the …
Nanocrystalline Solar Cells
This chapter focuses on nanocrystalline solar cells. It discusses the various types of nanocrystalline solar cell, explains their mode and mechanism of operation, and gives some ...
Nanocrystalline Dye Solar Cell
This dye-sensitized solar cell, also known as a Grätzel cell, uses a thin film of titanium dioxide which has been ground to a fine powder (nanocrystalline) to increase its reactive surface area. The TiO 2 is sandwiched between two glass slides that are coated with conductive and transparent indium tin oxide (ITO). ...
Yttrium-substituted nanocrystalline TiO 2 photoanodes for perovskite based heterojunction solar cells …
We report the use of Y3+-substituted TiO2 (0.5%Y–TiO2) in solid-state mesoscopic solar cells, consisting of CH3NH3PbI3 as the light harvester and spiro-OMeTAD as the hole transport material. A power conversion efficiency of 11.2% under simulated AM 1.5 full sun illumination was measured. A 15% improvement in
Nanocrystalline Thin-film Solar Cells
make perovskite solar cells a promising alternative. Costs for the conversion of sunlight into electric power can be reduced. A major Nanocrystalline Thin-film Solar Cells "NanoSolar" Project Studies New Materials and Improves Perovskite Solar Cell Processing
Effect of zinc oxide incorporation of poly (aniline)-titanium dioxide ternary nanocrystalline photo-anode for dye-sensitized solar cell ...
1. Introduction Dye-sensitized solar cells (DSSCs) possess the less expensive, easy to prepare and better power conversion efficiency of the current generation device [[1], [2], [3], [4]].The DSSCs consist of nanocrystalline semiconducting metal oxides such as TiO 2 and ZnO were used as the electron transport layer, dye molecules used as …
Nanocrystalline Silicon and Solar Cells | SpringerLink
Thin-film solar cell technology based on nanocrystalline silicon has made a significant progress since the production of the first hydrogenated nanocrystalline silicon …
The promise and challenge of nanostructured solar cells
Nanostructured materials are being investigated and developed as versatile components of optoelectronic devices with the ability to manipulate light (via plasmonic …
Conversion of sunlight to electric power by nanocrystalline dye-sensitized solar cells…
Fig. 2 shows the first laboratory embodiment of the dye-sensitized solar cell which dates back to 1988 [7].The photo-anode was a titanium sheet covered with a high surface area "fractal" TiO 2 film that was produced by a …
Effect of electrode separation on PECVD deposited nanocrystalline silicon thin film and solar cell …
Fig. 1 shows the variation of deposition rate with total gas flow rate for films deposited at different electrode separations. It is observed that deposition rate increases with decrease in electrode separation. Highest deposition rate of 7.4 Å/s is obtained for the films deposited at electrode separation of 1 cm, total gas flow rate of 300 sccm and at a power …
Nanocrystalline silicon thin film growth and application for silicon heterojunction solar cells…
Doped nanocrystalline silicon (nc-Si:H) thin films offer improved carrier transport characteristics and reduced parasitic absorption compared to amorphous silicon (a-Si:H) films for silicon heterojunction (SHJ) solar cell application. In this article, we review the growth conditions of nc-Si:H thin films as
Nanocrystalline‐silicon hole contact layers enabling efficiency improvement of silicon heterojunction solar cells…
Hydrogenated amorphous silicon (a‐Si:H) is a key enabler in high‐efficiency crystalline silicon solar cells known as the silicon heterojunction technology. Although efforts have been devoted to replacing doped a‐Si:H contact layer by hydrogenated nanocrystalline silicon (nc‐Si:H) to take advantage of its superior optoelectrical …
Development of high conducting phosphorous doped nanocrystalline thin silicon films for silicon heterojunction solar cells …
Some of the power conversion efficiency limiting factors related to silicon heterojunction (SHJ) solar cells are parasitic absorption [], and inefficient charge carrier transport [] due to inferior optoelectronic properties of doped hydrogenated amorphous silicon (a-Si:H) layers deposited via plasma-enhanced chemical vapor deposition (PECVD).
Nanocrystalline dye-sensitized solar cells having maximum performance
novel structures of TiO₂ photo-anode beside the TiO₂ nanoparticls thin film ... . Nelles, Applied Physics Letters, 84 (2004), 3497-3499 13. "Charge separation versus recombination in dye-sensitized nanocrystalline solar cells: the minimization of kinetic ...
Nanocrystalline FeS thin film used as an anode in photo-electrochemical solar cell and …
Nanocrystalline FeS thin films have been deposited on fluorine doped tin oxide (FTO) coated glass substrates by the thermal decomposition of a precursor complex in aqueous solution. The resulting FeS films were characterized by X-ray diffraction (XRD) and field emission scanning electron microscopy (FESEM). (FESEM).