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Article
Effect of ZnO do** co-carried out by Co–Cu on nonlinear optical properties prepared by the spin coating method
In the present work, thin films of ZnO co-doped with Co and Cu cations were obtained on glass substrate, combining the sol gel process and spin-coating technique. For the compound, the general chemical formula...
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Article
Open AccessStability Improvement of Methylammonium Lead Iodide Perovskite Thin Films by Bismuth Do**
Perovskites have been in the spotlight in the field of solar cells due to their high efficiency and their low cost of materials and fabrication processes. Perovskite solar cells (PSCs) have shown an efficiency...
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Article
Optimization of electrodeposition time on the properties of Cu2ZnSnS4 thin films for thin film solar cell applications
The Electrochemical deposition was used to create a quaternary CZTS (Cu2ZnSnS4) kesterite thin layer. An aqueous solution of CZTS was used to deposit a thin layer over Indium Tin Oxide. The effects of deposition ...
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Article
Inorganic perovskites improved film and crystal quality of CsPbIBr2 when doped with rubidium
In this work CsPbIBr2 is doped with rubidium, where up to 12% of caesium atoms are replaced with those of rubidium. The obtained Cs1 − xRbxPbIBr2, x= (0, 0.02, 0.04, 0.06, 0.08, 0.10, 0.12), films were characteri...
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Article
Ag/ZnO nano-structures synthesized by single-step solution combustion approach for the photodegradation of Cibacron Red and Triclopyr
In the current work, an energy-efficient solution combustion route is adopted to synthesize silver-modified ZnO nanomaterials having 1, 3, 5, and 7 mol% of silver content. The samples were characterized by dif...
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Article
Shedding Light on the Effect of Diethyl Ether Antisolvent on the Growth of (CH3NH3) PbI3 Thin Films
Antisolvent behavior is one of the most important treatments for producing high-quality perovskite MaPbI3 thin films. However, the optimization of the amount of antisolvent used has not been analyzed on a uniform...
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Article
High performance novel flexible perovskite solar cell based on a low-cost-processed ZnO:Co electron transport layer
In this work, high quality uniform and dense nanostructured cobalt-doped zinc oxide (ZnO:Co) films were used as electron-transport layers in CH3NH3PbI3-based planar heterojunction perovskite solar cells (PSCs) on...
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Article
Electrodeposited CdZnS/CdS/CIGS/Mo: Characterization and Solar Cell Performance
Copper indium gallium and di-selenium (CIGS) films have been successfully deposited by the electrodeposition technique. The as-deposited films were annealed at 450°C for 40 min. The (CdS) and cadmium–zinc sulf...
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Article
Optical and structural investigations of MLaAlO4:Eu3+ (M = Mg2 +, Ca2+, Sr2+, and Ba2+) nanophosphors for full-color displays
A series of Eu3+ -doped MLaAlO4 (M = Mg2+, Ca2+, Sr2+, and Ba2+) was synthesized via self-sustained solution combustion method. The samples were prepared at 600 °C, using large range of Eu3+ ion concentration (0....
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Article
Deposit on different back contacts: to high-quality CuInGaS2 thin films for photovoltaic application
Cu(In,Ga)Se2 (CIGS) absorber layer for photovoltaic application was successfully deposited by different substrate, indium tin oxide (ITO), fluorine-doped tin oxide (FTO) and molybdenum (Mo) after optimization of ...
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Article
Optoelectronic characterization of CuInGa(S)2 thin films grown by spray pyrolysis for photovoltaic application
Copper–indium gallium disulfide (CIGS) is a good absorber for photovoltaic application. Thin films of CIGS were prepared by spray pyrolysis on glass substrates in the ambient atmosphere. The films were charact...
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Article
Enhanced luminescence by tunable coupling of Eu3+ and Tb3+ in ZnAl2O4:Eu3+:Tb3+ phosphor synthesized by solution combustion method
ZnAl2O4:Eu3+ or Tb3+ (1 mol%) and ZnAl2O4:Eu3+/Tb3+ with varied concentrations of Eu3+ and Tb3+ were prepared by solution combustion method. The photoluminescence spectra of synthesized compounds shows that simul...
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Article
Non-metal modified TiO2: a step towards visible light photocatalysis
Advanced oxidation process (AOP) is a versatile photocatalytic approach to degrade various environmental pollutants. Among many photocatalysts used in AOP such as ZnO, TiO2, ZrO2, ZnS, CdS; TiO2 is the most widel...
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Article
Effect of CdTe Back Surface Field on the Efficiency Enhancement of a CGS Based Thin Film Solar Cell
Numerical analysis of the proposed solar cell is based on cadmium telluride (CdTe) and copper gallium sulfide (CuGaS2), also known as CGS, is proposed in this research work. Performance of a CdTe/CGS/CdS/ZnO cell...
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Article
Efficiency Enhancement of CH3NH3SnI3 Solar Cells by Device Modeling
Lead halide perovskite solar cells (LHPSC) have great potential, with conversion efficiency exceeding 20%. However, their toxic nature and difficult fabrication prevent their consideration for commercial appli...
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Article
Ultrathin-layer α-Fe2O3 deposited under hematite for solar water splitting
This work proposes a new strategy to prepare a hematite (α-Fe2O3) bilayer photoanode by hydrothermally depositing α-Fe2O3 (B) on the α-Fe2O3 (A) films prepared by electrochemical deposition. Compact smooth surfac...
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Article
Influence of P+-ZnTe back surface contact on photovoltaic performance of ZnTe based solar cells
In order to improve photovoltaic performance of solar cells based on ZnTe thin films two device structures have been proposed and its photovoltaic parameters have been numerically simulated using Solar Cell Ca...
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Article
Annealing study of electrodeposited CuInSe2 and CuInS2 thin films
In this study CuInSe2 and CuInS2 thin films were prepared onto ITO glass substrate using the electrodeposition technique in aqueous solution. The electrodeposited films were characterized by X-ray diffraction (XR...
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Article
Tin-mono-sulfide (SnS) thin films prepared by chemical spray pyrolysis with different [S]/[Sn] ratios
SnS thin films were deposited by chemical spray pyrolysis using cost-effective and low-toxicity sources materials like tin (II) chloride dihydrate and thiourea as sources of tin and sulphur, respectively. We h...
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Article
Optoelectronics properties of TiO2:Cu thin films obtained by sol gel method
In this research, Cu-doped TiO2 thin films have been successfully deposited onto a glass substrate by Sol–gel technique using dip coating method. The films were annealed at different annealing temperatures (400–5...
