A5035748526- Perovskite Materials and Applications
- ZnO doping and properties
- Thin-Film Transistor Technologies
- Silicon and Solar Cell Technologies
- Gas Sensing Nanomaterials and Sensors
- Chalcogenide Semiconductor Thin Films
- Phase-change materials and chalcogenides
- Semiconductor materials and interfaces
- solar cell performance optimization
- Photovoltaic System Optimization Techniques
- Nanotechnology research and applications
- Energetic Materials and Combustion
- Semiconductor Quantum Structures and Devices
- Quantum Dots Synthesis And Properties
- Ga2O3 and related materials
- Ionic liquids properties and applications
- Solid-state spectroscopy and crystallography
- Silicon Nanostructures and Photoluminescence
- Mercury impact and mitigation studies
- Conducting polymers and applications
- Phase Equilibria and Thermodynamics
- Crystallization and Solubility Studies
Satbayev University
2018-2024
Institute of Physics and Technology
2018-2023
National Research Tomsk State University
2014
Tomsk Polytechnic University
2014
The formation of complex surface morphology a multilayer structure, the processes which are based on quantum phenomena, is promising domain research. A hierarchy pore various sizes was determined in initial sample porous silicon by atomic force microscopy. After film deposition spray pyrolysis, ZnO nanoclusters regularly distributed over were formed. Using electron paramagnetic resonance (EPR) method it that localization centers occurs more efficiently as result deposition. An increase...
This paper reports on the optimization of fabrication parameters a heterojunction silicon solar cell using computer simulations and comparison simulation data with experimental results. The photovoltaic devices was performed respect to thicknesses amorphous layers. As result, reasonable correlation between results is observed within acceptable margin error cells efficiency exceeding 20%.
The detection of particles with uncompensated charge and the determination features their interaction during formation nanocrystals on substrates a developed surface are an interesting area research. porous formed via electrochemical etching silicon acquired fractal properties as result deposition zinc oxide layers. Microscopy methods using different resolutions revealed hierarchical structure surface, where each three consecutive levels contains uniformly distributed formations. 20 layers...
<title>Abstract</title> A process for finding inexpensive materials use in perovskite solar cell applications is an interesting task research aimed at reducing the cost of producing samples. To address this problem, application a metal oxide can be helpful. Metal oxides have always attracted attention due to their combination conductive and optic properties. Among them, zinc stands out. Zinc films, which are nontoxic easy produce, suitable band gap recommended as promising optoelectronics....
The formation of structures different sizes on the surface a single sample and study mechanisms their excitations energy transitions is promising area research. ZnO/SiO2/Si heterostructures were formed by two-stage electrochemical etching silicon wafers synthesizing zinc oxide nanoparticles using sol-gel technology. By scanning electron atomic force microscopies, various pores clusters identified. presence five levels hierarchy provided synthesis light-emitting particles with properties....
Introduction . Heterojunction silicon solar cells represent one of the most promising directions for development photovoltaics. This is due to both their high power conversion efficiency and reasonable likelihood further growth in performance, as well good commercial potential this technology, which relies on a transition from conventional diffusion-based processes thin film deposition. Aim. The paper describes results optimization fabrication heterojunction using AK-1000 inline tool,...
The article presents the results of a study concerning influence conditions copper wires electric explosion on dispersity produced nanopowders. It was shown that energy introduced into wire being increased, specific surface area grows and size nanopowders decreases.
Antimony has received considerable attention due to structural archetype for a variety of sulfide and sulfosalt minerals. In this work Sb thin films with thickness ~ 300 - 400 nm were grown by radio frequency magnetron sputtering, in order use as precursor synthesize chalcogenide semiconductors solar cells applications. It was shown the influence annealing temperatures structure as-deposited films. deposited on glass substrate subsequently annealed at different 300°C, 400°C, 500°C argon gas...
Recently, hybrid (organic–inorganic) metal halide perovskites have gained significant attention due to their excellent performance in optoelectronics and photovoltaics (PV). Single-junction PV cells made from these materials achieved record efficiencies of over 25%, with the potential for further improvement future. The crystal structure organohalide perovskite semiconductors plays a crucial role success perovskites. In this study, we used classical all-atom molecular dynamics simulations...
Indium tin oxide is a widely used material in modern optics and electronics has wide range of applications from antireflection coatings to liquid crystal displays. This work devoted the use indium films field solar energy. Films were obtained using magnetron sputtering, PVD (physical vapour deposition) method. The optimization film synthesis modes one most important tasks for photovoltaic. In this paper, we show results studying influence oxygen fluxes during on glass indium-tin by as well...
Methyl–ammonium lead–halide perovskites are acknowledged as highly promising materials for photovoltaic applications.The popularity of these is due to the high efficiency ready devices comparable industrial silicon solar cells well possibility significant reduction in production cost. Perovskite have a straight and narrow bandgap, result which they light absorption silicon; obtain requires thin layer solution obtained from solutions, significantly reduces perovskite. The fabrication process...
The paper presents studies of two types solar cells: silicon heterojunction and perovskite. investigations were carried out by the method impedance spectroscopy in frequency range from 100 Hz to 5 MHz at a rather wide temperature 128 299 K. Measurements this using specially designed microcryogenic cell. basic structure cell is also described detail work. capable operating 16 K room equipped with three contacts, which makes it possible study electrophysical properties both flat bulk samples....