1. Introduction. Compared to other crystalline silicon cell, the short-circuit current (J sc) of the amorphous silicon/crystalline silicon heterojunction solar cell (HJT) is relatively low [1, 2].The anti-reflective (AR) layer can play a dominant role in improving the J sc.The transparent conducting oxide (TCO) film acts as the electrode and the anti-reflective layer in the HJT solar …
In this work, we introduce Cu2O thin films as a hole-transport layer in planar perovskite solar cells. Here, a Cu2O layer was formed through successive ionic layer adsorption and reaction (SILAR) method. With methylammonium lead triiodide (MAPbI3) we form a direct structure (p–i–n), where the perovskite layer is sandwiched between a layer of p-type Cu2O …
This article presents the optimization of Zinc Tin Oxide/Silver/Zinc Tin Oxide (ZTO/Ag/ZTO) multilayers to implement them in thin film solar cells as transparent electrodes. To achieve improvements on the performance of these transparent multilayers, effect of Ag and ZTO thicknesses, and position of Ag layer within the multilayer were investigated. Electrical and …
Light trapping technology is one of the effective ways to improve the performance of solar cells, which can enhance the light absorption and reduce the thickness of the material and thus the expense. In recent years, surface plasmons (SPs) have made considerable progress in this field. By exploiting the light scattering and coupling effects of SPs, the …
Among this prevalent trend, the commercially available thin-film-based CdTe solar-cell technology accordingly has captured great attentions. ... each stands for a particular fabrication process for CdTe solar cells. The average transmittance values in the 780–1200 nm range for the samples are shown on the dashed lines; ...
Flexible and transparent thin-film silicon solar cells were fabricated and optimized for building-integrated photovoltaics and bifacial operation.
A low cost and facile air ambient spray deposition technique was used to fabricate Ni-doped CuO (CuO:Ni) thin films with varying the Nickel (Ni) content (0.5, 1, 1.5, and 2.0 wt%). CuO:Ni at the nanoscale must have its properties optimized to have good performance as in solar cells. And for that variety of characterization techniques have been used to extensively …
Transparent conducting oxide (TCO) thin films have attracted significant research attention in the recent years due to their wide use in optoelectronic devices such as touch screens, liquid crystal displays, solar cells and light emitting diodes [1, 2, 3].TCOs should exhibit both high electrical conductivity and high optical transparency in the visible region.
Thin film solar cell TFSC is fabricated by combining material layers that are usually used to make solar cells, but as thin films, which reduces the cost of the solar cell''s …
29.9%-efficient, commercially viable perovskite/CuInSe 2 thin-film tandem solar cells. Author links open overlay panel Haoming Liang 1 2, Jiangang Feng 1 2, ... This wavelength-dependent interference behavior controlled by LiF thickness gives rise to the matching of solar-cell transmittance with the AM 1.5 G solar irradiance spectrum.
Abstract This study presents the results of investigating thin-film CdS/CdTe-based solar cells obtained on glass substrates with In2O3(Sn) and SnO2 frontal electrodes. On the surface of frontal electrodes (In2O3(Sn)/SnO2), 100-nm thick cadmium sulfide films were deposited by vacuum thermal evaporation at a substrate temperature of 200°C, then …
Highly efficient thin-film tandems have a huge potential for high-value applications in building-integrated photovoltaics (BIPVs), transportation (such as vehicles and drones), agrivoltaics, etc., where efficiency, lightweight, …
Using a simple and fast (∼1 μm min–1) rapid thermal evaporation process, we oriented crystal growth perpendicular to the substrate, and produced Sb2Se3 thin-film solar cells with a certified ...
Herein, we report on the variation in photovoltaic (PV) parameters of CdTe/CdS thin-film solar cells fabricated by depositing Cadmium sulfide (CdS) window layers on soda lime, indium doped tin oxide (ITO), fluorine-doped tin oxide (FTO) coated glass substrates by chemical bath deposition (CBD) technique. X-ray diffraction (XRD) patterns confirmed the cubic …
Singh et al. applied NiO thin film as HTL in organic solar cell viaan inkjet printing technique. With device structure With device structure ITO/NiO(IJ)/P3HT:PC 60 BM (70 nm)/LiF(1 nm)/Al ...
The Al- and Cu-doped ZnO nanostructured films in this study were deposited using a sputtering technique. Investigations based on X-ray diffraction, X-ray photoelectron spectroscopy, scanning electron microscopy, Hall effect measurements, and optical transmission spectroscopy was performed to analyze the structural, electrical, and optical characteristics of …
Combining the semi-transparent PSC with a narrow-band-gap CIS cell, we demonstrate an efficient perovskite/CIS 4T TSC with a 29.9% efficiency, which is the highest …
The device structure of the semitransparent CdTe solar cell is shown in Fig. 1: The substrate is fluorine-doped tin oxide-coated glass (FTO, TEC-10). At room temperature, approximately 120 nm of CdS thin film was deposited using a magnetron sputtering system in a pure argon atmosphere at 1 Pa.
Still today the photovoltaic (PV) market is dominated by silicon wafer-based solar modules; however, in 2009 the annual production volume of CdTe thin film solar modules increased to above 10% of the total annual PV production [].The enormous increase of the CdTe-based PV in the market share in the recent history is induced by the company First Solar Inc.
CdTe thin film solar cell has attracted intensive research interests since CdTe has a direct band gap of 1.46 eV and high absorption coefficient (>10 5 cm −1) [], and therefore is an ideal light absorption layer for solar cells.The highest power conversion efficiency of CdTe solar cell is predicted to be 28 % [].CdS is commonly utilized as the window layer for the CdTe …
For solar cells such as thin-film and organic types, photodegradation needs to be avoided to prolong the lifetime of the cells. ... which can reduce the solar cell''s temperature. The transmittance curve for the system in Fig. 18.22 shows that more than 90% transmittance was obtained in a wavelength range of 400–1300 ...
In this paper, we review recent progress in TPVs along with strategies that enable the transparency of conventional photovoltaics, including thin-film technology, selective …
The tuning on optical filler layer realizes high transmittance of the front cell ... Despite the ease of fabrication and no current matching constraint in mechanically stacked thin-film-based tandem solar cells, both electrical and optical losses still limit the performance of wide-band-gap perovskite semi-transparent solar cells in such tandem ...
A simple but effective chemical surface treatment method for removing surface damage from c-Si microholes is proposed by Park et al. A 25-cm2 large neutral-colored transparent c-Si solar cell with chemical surface treatment exhibits the highest PCE of 14.5% at a transmittance of 20% by removing the damaged surface of c-Si microholes.
Inorganic thin-film photovoltaic (PV) cells have been fabricated using the n-type cadmium sulfide (CdS) window and p-type cadmium telluride (CdTe) absorber layers. This work combines significant literature with new results from a research programme including electroplated and chemical bath deposited CdTe and CdS, respectively. The structural, …
Photovoltaics (PV) is a rapidly growing energy production method, that amounted to around 2.2% of global electricity production in 2019 (Photovoltaics Report - Fraunhofer ISE, 2020).Crystalline silicon solar cells dominate the commercial PV market sovereignly: 95% of commercially produced cells and panels were multi- and monocrystalline silicon, and the …
Cadmium telluride (CdTe)/Cadmium sulphide (CdS) thin-film solar cell is a potential candidate for the production of energy through photovoltaic (PV) technology, which reduces the manufacturing cost by replacing the expensive silicon wafers. Many studies have focused on the key attributes, such as wide direct band gap and high absorption coefficient, of …
Preliminary CZTS thin film solar cell fabrication results in the highest conversion efficiency of 0.266% obtained CdS + Salvia dye, indicating the potential use of the CdS films as a buffer layer ...
There has been a recent surge in interest toward thin film-based solar cells, specifically new absorber materials composed by Earth-abundant and non-toxic elements. Among these materials, antimony selenide (Sb2Se3) is a good candidate due to its peculiar properties, such as an appropriate bandgap that promises a theoretical maximum power conversion …
Here, we demonstrate a flexible dielectric-metal-dielectric-based electrode with ~88.4% absolute transmittance, even higher than the ~88.1% transmittance of the polymer …
Perovskite solar cells (PSCs) are advancing rapidly and have reached a performance comparable to that of silicon solar cells. Recently, they have been expanding into a variety of applications based on the excellent photoelectric properties of perovskite. Semi-transparent PSCs (ST-PSCs) are one promising application that utilizes the tunable …
Bandgap gradient is a promising approach to improve the open-circuit voltage in thin film solar cells. Here, authors incorporate a Cd(O,S,Se,Te) region to realize the bandgap gradient at front ...
Titanium dioxide (TiO 2) is a transparent, conductive photocatalyst widely used in photovoltaic cells (perovskites, DSCC, etc.) [1], [2], [3] s low electron-hole separation coefficient due to its limited UV photo-catalytic activity (5%) prevents its optimal use in photovoltaic cells [2] this work, we develop TiO 2 thin films using the sol–gel method …
A new way of making large sheets of high-quality, atomically thin graphene could lead to ultra-lightweight, flexible solar cells, and to new classes of light-emitting devices and other thin-film electronics. The new manufacturing …
Based on numerical optimization of the MTE design and the experimental characterization of thin-film perovskite solar cell (PSC) samples, we show that reflection in the …
