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Nonthermal laser ablation of high-efficiency …
Perovskite solar cells (PSC) offer a promising solution for building integrated photovoltaics (BIPVs) due to its high photoelectric conversion efficiency (PCE). However, increasing the transparency of their functional …
Hybrid Laser-Etching-Process for Wafer Texturing
Hybrid process The microstructures generated by the laser modification are compared to those generated by ... Panek P, Lipinski M, Dutkiewicz J. Texturization of multicrystalline silicon by wet chemical etching for silicon solar cells. J …
Effect of Microstructures With Different Depth-to-Width Ratios on Surface Reflectance and Si Solar Cell …
Simultaneously, the influence of etching time and the concentration of AgNO 3 on etching depth, surface reflectance performance, and effect of reaming on the solar cell performance were studied. In total, 12 microstructures with different depth-to-width ratios ranging from 0.63 to 5.31 were prepared.
A laser texturing study on multi-crystalline silicon solar cells
This result revealed the better solar cell performance of half power laser textured (SET 2) ... Texturization of multicrystalline silicon by wet chemical etching for silicon solar cells J. Mater. Sci., 40 (2005), pp. 1459-1463 Crossref View in …
A laser texturing study on multi-crystalline silicon solar cells
laser texturing study on multi-crystalline silicon solar cells | A laser texturing process including laser ... After MCCE and the post‐etching process, the microstructures on the different ...
Texturisation of multicrystalline silicon solar cells by RIE and plasma etching …
Reactive ion etching (RIE) is therefore useful for mc-Si solar cells with the random grain orientation. In this study, we have fabricated mc-Si solar cells with a large-area (156 mm × 156 mm) by a random RIE texturing method using …
Convex grid-patterned microstructures on silicon induced by femtosecond laser assisted with chemical etching …
Also, the effect of experimental parameters including laser power, scanning speed, etching duration and etching temperature on the microstructures'' three-dimensional size is discussed in detail. In addition, the hydrophobic property of a surface with large-area convex grid-patterned microstructures was explored.
A laser texturing study on multi-crystalline silicon solar cells
A laser texturing process including laser ablation and post-etching has been developed to form a unique microstructure of pits in craters (PIC) on the front surface of the diamond wire sawn multi-crystalline silicon (DWS mc-Si) wafer. A …
Laser Patterning Technology Based on Nanosecond Pulsed Laser for Manufacturing Bifacial Perovskite Solar …
Bifacial semi-transparent perovskite (PVSK) solar cell is a promising candidate to achieve high photo-electrical conversion efficiency (PCE) in a tandem structure with Si solar cells. The gap between lab-scale cells and large area modules needs to be closed using innovative patterning technology. In this paper we demonstrate that a single …
Nonthermal laser ablation of high-efficiency semitransparent and aesthetic perovskite solar cells …
Perovskite solar cells (PSC) offer a promising solution for building integrated photovoltaics (BIPVs) due to its high photoelectric conversion efficiency (PCE). However, increasing the transparency of their functional layers dramatically decreases the PCE. Here, a computer controlled laser patterning method was proposed to directly turn PSC modules into …
Metal‐Assisted Chemical Etching of Silicon: Origin, Mechanism, and Black Silicon Solar Cell Applications …
Metal-assisted chemical etching (MacEtch) of silicon in hydrofluoric acid (HF) aqueous solutions is a widely used top-down approach for silicon micro/nanofabrication due to its cost-effectiveness, simplicity, versatility, and …
Antireflection microstructures on ZnSe for mid
Scientific Reports - Antireflection microstructures on ZnSe for mid- and far-IR fabricated by femtosecond laser ablation assisted with wet chemical etching Skip to main content Thank you for ...
Texturisation of multicrystalline silicon solar cells by RIE and plasma etching …
This study reported on the formation of sub-5-μm microstructures covered on titanium by cracks growth under 10-ns laser radiation at the wavelength of 532 nm and its induced light modification for production of nanostructures.The electric field intensity and laser ...
Investigating the Application and Impact of Laser Etching …
In this article, an ultraviolet picosecond laser (UV-ps), is used to open the front and back dielectric layer of the precursor of n-TOPCon solar cells. By changing the …
Advanced Laser Processing towards Solar Cells Fabrication
Solar cells based on laser-modified materials focus on three major thrusts that will lead to more efficient and economic thin-film solar cell fabrication by (i) …
Scalable shape-controlled fabrication of curved microstructures using a femtosecond laser wet-etching …
In summary, we proposed a femtosecond-laser-induced chemical etching process to fabricate various curved microstructures. By exposing the focused laser pulses on the silica glasses with the fixed-point and step …
Ultrafast Laser Textured Silicon Solar Cells
A novel ultrafast laser texturing method has been developed to produce arrays of nano/micro surface textures in silicon. Laser processing conditions have been …
Review: Surface Texturing Methods for Solar Cell Efficiency Enhancement
Demand for renewable energy continually increases due to environmental pollution and resource depletion caused by the increased use of fossil fuels. Among the various renewable energies, the solar cell developed by numerous researchers has been widely used because of its advantages, including ease of use and low maintenance cost. …
Enhanced metal assisted etching method for high aspect ratio microstructures: Applications in silicon micropillar array solar cells …
DOI: 10.1016/j.solener.2019.10.033 Corpus ID: 209928075 Enhanced metal assisted etching method for high aspect ratio microstructures: Applications in silicon micropillar array solar cells @article{Baytemir2019EnhancedMA, title={Enhanced metal assisted ...
Laser Patterning Technology Based on Nanosecond Pulsed …
A novel ultrafast laser processing technique is used to create self-assembled micro/nano structures on a silicon surface for efficient light trapping. Under …
Nano-fabrication methods and novel applications of black silicon
Ruby et al. [16]made further research on the application of bSi prepared by reactive ion etching in SF 6 /O 2 for solar cells. ... Black silicon laser-doped selective emitter solar cell with 18.1% efficiency Solar Energy Mater. Solar Cells, 144 (2016), pp. …
Advanced Laser Processing towards Solar Cells Fabrication
The ultra-short pulse laser has the potential in selective nano-structuring of thin-films layers by adjusting the wavelength of laser radiation depending on optical properties of the thin- film and the substrate that will solve its efficiency and stability issues in a one-step process, which is a promising methodology for thin-film solar cell fabrication …
Laser Scribing for Perovskite Solar Modules of Long-Term …
affects the cell-to-module (CTM) loss.[25,26] So far, several researchers have reported on the mechanisms of the P1-, P2-, and P3-laser-scribing processes for perovskite modules and their effect on module performance.[20,27–31] Schultz et …
Full length article Convex grid-patterned microstructures on silicon induced by femtosecond laser assisted with chemical etching …
Also, the effect of experimental parameters including laser power, scanning speed, etching duration and etching temperature on the microstructures'' three-dimensional size is discussed in detail. In addition, the hydrophobic property of a surface with large-area convex grid-patterned microstructures was explored.
Investigating the Application and Impact of Laser Etching …
In this article, an ultraviolet picosecond laser (UV‐ps), is used to open the front and back dielectric layer of the precursor of n‐TOPCon solar cells. By changing the laser …
Enhanced metal assisted etching method for high aspect ratio microstructures: Applications in silicon micropillar array solar cells …
Microscale Si features prepared by MacEtch can be applied to solar energy conversion. Radial p-n junction solar cells based on the Si micropillars fabricated by optimized MacEtch showed enhanced ...
Laser induced backside wet and dry etching of solar glass by short pulse ytterbium fiber laser irradiation | Journal of Laser …
Microstructures fabricated on the surface of solar glass have the potential to improve the performance of solar cells. In this paper, in order to overcome the h He Chao, Liu Furong, Wang Min, Yuan Jianwen, Chen Jimin; Laser induced backside wet and dry etching of solar glass by short pulse ytterbium fiber laser irradiation. ...
Translucent Si Solar Cells Patterned with Pulsed Ultraviolet Laser …
3 · We apply the optimized laser-beam parameters to fabricate translucent Si solar cells using fully fabricated Si P-N junction solar cells (Solar Made). These monocrystalline Si cells show a typical open-circuit voltage ( V oc ) of ≈0.61 V, a short-circuit current ( I sc …
Controllable Si (100) micro/nanostructures by chemical-etching-assisted femtosecond laser …
The pulse fluence is altered to create various laser printing patterns for the etching mask, resulting in the sequential evolution of three distinct surface micro/nanostructures, namely, ring-like microstructures, flat-top pillar microstructures, and spike nanostructures.
Dynamic multi-focus laser sculpting of freeform 3D glass microstructures …
To enhance the efficiency of the laser direct writing technique, a parallel laser processing method using the spatial multi-focus laser has been introduced. One-dimensional axial multi-focus beam with the adjustable spacing of foci is developed to achieve stealth dicing of bulk materials, which realizes material separation with superior breakage strength, and no …
Efficient light trapping in silicon solar cells by ultrafast‐laser…
A novel ultrafast laser processing technique is used to create self-assembled micro/nano structures on a silicon surface for efficient light trapping. Under appropriate experimental conditions, light reflection (including scattering) of the Si surface has been reduced to less than 3% for the entire solar spectrum and the material appears …
Effect of Microstructures With Different Depth-to-Width Ratios on Surface Reflectance and Si Solar Cell …
Metal-catalyzed chemical etching (MCCE) is an effective method for making texture surface on diamond wire saw (DWS) cut mc-Si wafer. In this work, microstructures with different depth-to-width ratios were obtained by MCCE on the surface of DWS cut mc-Si wafers. Simultaneously, the influence of etching time and the concentration of AgNO3 on …
Light management of solar cells by implementation of nano/microstructures …
Finally, the required structure is formed on the silicon wafer by nanoimprinting and etching technology. The reflectivity of 2.8% is obtained on silicon, which can potentially increase the opto-electrical performance of the solar cell.
Deep multilevel wet etching of fused silica glass microstructures …
Deep multilevel wet etching of fused silica glass ...
Investigating the Application and Impact of Laser Etching Technology in the Fabrication of Solar Cells
The most crucial initial step in the metallization process of electroplating is the local contact openings in dielectric layers. In this article, an ultraviolet picosecond laser (UV‐ps), is used to open the front and back dielectric layer of the precursor of n‐TOPCon solar cells. By changing the laser parameters and spot overlap rate, the surface …
Chemical etching of glasses in hydrofluoric Acid: A brief review
Section snippets Wet etching mechanism and role of etch parameters Only Hydrofluoric Acid or other HF-containing aqueous solutions are used to etch glasses. The fundamental chemical formula for HF dissolving silicon dioxide is shown in equation (1) [11]. SiO 2 + 6HF → H 2 SiF 6 + 2H 2 O ...
Dynamic multi-focus laser sculpting of freeform 3D glass microstructures …
Request PDF | Dynamic multi-focus laser sculpting of freeform 3D glass microstructures | The three-dimensional (3D) sculpturing of glass remains a significant challenge owing to its inherent hard ...
Light management of solar cells by implementation of …
In this paper, an efficient anti-reflection micro/nanostructure is proposed to improve the conversion efficiency of the solar cell. Graded effective refractive index …