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140 articles for “Power conversion efficiency”
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Enhancing Power Conversion Efficiency in Tandem Solar Cells with Temporal Dynamic Graph Neural Network
Abstract: In modern homes, people want good comfort and also less electricity bill, so managing heating load and cooling load become very important. Heating Load (HL) and Cooling Load (CL) depend on many things like wall material, window size, sunlight, ventilation, and weather. Because of this many factors, calculation and optimization of HL and CL is little difficult and many time normal formulas give wrong or not perfect results. So in …
Published in Journal of Semiconductor Devices and Circuits · Vol. 13, Issue 2, 2026 · pp. 12–19 Read article
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A Study on Wireless Energy Harvesting for Low Power IoT Devices
Abstract: The Internet of Things (IoT) is an up-and-coming technology that connects a huge number of physical objects with unique identifiers to the Internet which enable these objects to collect and exchange data. Long-term and self-sustainable operations are key components for the realization of such a complex network and need devices that are capable of harvesting the required energy from available energy sources. Among the different energy harvesting methods available, such …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 4, Issue 2, 2016 · pp. 21–27 Read article
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Variation of PbS Layer Thickness in Colloidal Quantum Dot Solar Cell
Abstract: The broad tuning of semiconductor band structure is proposed for colloidal quantum dot via the quantum size effect by several workers. In this paper, we define brief details on effect of the thickness of lead sulphide (PbS) layer as the absorbing photovoltaic materials in the colloidal CQD solar cell and show their effect on the performance of the solar cell. The calculated results shows that with lower thickness of 180 …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 1, 2019 · pp. 1–4 Read article
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Design and Analysis of Quantum Dot Solar Cell Using SCAPS-1D Software
Abstract: Compared to conventional solar cells, quantum dot solar cells (QDSCs) have drawn a lot of attention due to their hybrid structure, low production cost, and greater power conversion efficiency. Nevertheless, carrier recombination in the quasi-neutral region (QNR) continues to limit their performance. The electron transport layer (ETL) and hole transport layer (HTL) are two of the layers that are most important in determining the overall efficiency of the device. The …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 17, Issue 1, 2026 · pp. 15–20 Read article
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Thermal Analysis (Energy and Exergy) of Crystalline Silicon Solar Photovoltaic Module for Hazy Day
Abstract: Abstract With the growing population, demand for a renewable energy source has reached to peak level. It is necessary to have that source available easily and in sufficient quantity so that with the diminishing non-renewable source, basic need of energy can be fulfilled. This source can be the all-time available source, ‘solar energy’. Concern of most of the countries is just to make the availability of this source better and …
Published in Journal of Thermal Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 8–19 Read article
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High Gain High Efficiency Single Switch DC–DC Converter for Green Power Source Conversion
Abstract: Efficiency of solar cell is very low and it is preferred to be operated at low voltages; so it is difficult to supply power to a certain load. Conventional boost converter offers limited gain. So a high voltage boosting is needed. Proposed converter consists of coupled inductor and switched capacitor technique to achieve high gain without high duty ratio and turns ratio. In the magnetic field of coupled inductor and …
Published in Journal of Power Electronics and Power Systems · Vol. 8, Issue 3, 2018 · pp. 46–56 Read article
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Recent Advancements in Quantum Dot Sensitized Solar Cells
Abstract: In the last few decades, Quantum Dot Sensitized Solar Cells (QDSSCs) have attracted attention of researchers worldwide and extensive work has been done to improve the efficiency of the solar cell.QDSSCs is considered as the best alternative to the other solar cell devices due to its photovoltaic properties with the combination of miniaturization. The best property of quantum dot is the size and bandgap tunability and it makes quantum dots …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 23, Issue 3, 2021 · pp. 1–10 Read article
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MATLAB Simulation of Partial Power Converter with Dual- Mode Inverter for Solar Conversion
Abstract: The growing insertion of solar photovoltaic (PV) systems in the modern power systems requires high-efficiency, compact and reliable power conversion solutions. The traditional PV conversion system generally uses full-power processed DC-DC converters followed by inverters, which increases conduction and switching power losses, especially at higher power ratings. To overcome these challenges, this paper proposes a partial power processed resonant converter with a dual-mode transformer-less inverter for efficient solar PV power …
Published in Trends in Electrical Engineering · Vol. 16, Issue 2, 2025 · pp. 33–43 Read article
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Water in Diesel Emulsion: Efficient Fuel
Abstract: Diesel engines are the most power conversion efficient engines, due to which it dominates the usage in various sectors but in spite of these advantages it emits various pollutants in air which can no more be tolerated. Modern hardware based solutions for pollution control with high price tag are incompatible with existing diesel engines and are pressing needs to develop technology which can fit into existing engine model and lower …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 34–39 Read article
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Thin Film Solar Cells: Progress in Materials, Fabrication, and Efficiency Enhancements
Abstract: Thin film solar cells (TFSCs) have drawn a lot of interest because of their potential for efficient and reasonably priced photovoltaic energy conversion. Their flexibility, low weight, and lower material consumption make them a desirable substitute for conventional solar cells made of crystalline silicon. This review explores recent advancements in TFSC technology, with a focus on materials, fabrication techniques, and efficiency improvements.Various thin-film materials, such as amorphous silicon (a-Si), perovskite, …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 37–42 Read article
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Performance Optimization of Thin Film Cu(In,Ga)Se2 Solar Cell using BSF Layer
Abstract: This research work offers numerical analysis of CIGS solar cell designing an ultrathin absorber layer. The CIGS structure is outperformed from the theoretical and experimental evaluation considering the physical properties, dimensions and thickness of various layers of solar cell. Concentration of gallium within CIGS (Cu (In, Gа) Sе2) has major influence on the efficiency attributed to CIGS based solar cell and maximum power conversion efficiency of 27.26% is attained by …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 2, 2021 · pp. 19–26 Read article
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Organic Solar Cell: It’s future prospect
Abstract: Organic solar cells (OSCs) are emerging as a promising frontier in renewable energy technology, distinguished by their lightweight, flexible composition, cost-effective manufacturing processes, and potential for large-scale deployment. Unlike their silicon-based counterparts, which rely on inorganic materials, OSCs harness organic molecules or polymers to convert sunlight into electricity. Their adaptability in design and production is a key strength, facilitated by the ease with which organic materials can be synthesized and …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 1, 2024 Read article
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Study of Perovskite (CH3NH3PbI3) Solar Cell using CuI (Copper Iodide) as Hole Transport Layer (HTL) at different thickness of HTL layer
Abstract: While solar energy is a viable option, future clean energy solutions may require other energy sources. Renewable electricity sources are known for being affordable, easy to access, and not producing greenhouse gases. Photovoltaic cells, which turn sunlight into electrical power, are a good choice. Over the last twenty years, advancements in photovoltaic technology have lowered costs and improved the efficiency of solar cells. Perovskite materials, recognized for their unique crystal …
Published in Journal of Power Electronics and Power Systems · Vol. 14, Issue 2, 2024 · pp. 1–11 Read article
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Study of Generation of Waveform of Output Voltage for Voltage and Power Maximization in VEH Device
Abstract: AbstractVibration energy harvester is good source for sensors; and power conversion efficiency of electromagnetic devices is very low. Size of the device is one of the limitations for maximum voltage and power generated. This paper discusses various ways and combinations for voltage maximization. Maximum voltage is generated at resonance, also initial position of magnet at rest plays important role in voltage generated. Value of maximum voltage generated does not always …
Published in Recent Trends in Sensor Research & Technology · Vol. 4, Issue 1, 2017 · pp. 1–6 Read article
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Effect of Thickness of Absorber Layer on the Enhancement of Efficiency, and Performance of CH3NH3SnI3 based Perovskite Solar Cell using SCAPS-1D
Abstract: The present research article deals with the improvement of efficiency, and performance of tin based perovskite solar cells (PSCs) using SCAPS-1D software. SCAPS-1D has been used for investigating the absorber layer of the inverted p-i-n arrangement of tin based perovskite solar cells. The inverted p-i-n solar cell arrangement are Glass/ITO/NiO/CH3NH3SnI3/ PCBM/AL where ITO, NiO, CH3NH3SnI3, PCBM and Al are transparent conducting oxide, hole transporting layer (HTL), absorber layer and electron …
Published in Journal of Nanoscience, NanoEngineering & Applications · pp. 1–7 Read article
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Impact of ETL/Absorber Interface layer on Perovskite (CH3NH3PbX3, X: I, Br, Cl) Solar Cell
Abstract: In this paper, the impact of ETL/Absorber interface layer has been studied on the efficiency of perovskite solar cell using perovskite materials such as methyl ammonium lead trihalide (MAPbX3, MA=CH3NH3, X: I, Br, Cl) through the SCAPS tool. Modeling and the numerical simulation have been performed with electrical properties of the MAPbX3 material used as the active layer and calculated different parameters such as open-circuit voltage (Voc), power conversion efficiency …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 2, 2019 · pp. 1–6 Read article
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Progress of Graphene/Silicon Solar Cells-Present Status & Future Prospect
Abstract: The ever-increasing demand for next-generation high efficiency low cost solar cell has triggered interest to search for new materials which are easily available, environmentally benign as well as cost-effective. In this context, graphene has attracted tremendous importance due to its outstanding optical, electrical and mechanical properties, for possible application in future graphene/silicon Schottky and heterojunction solar cells. Significant progress has been noted as the power conversion efficiency of such cells …
Published in Journal of Semiconductor Devices and Circuits · Vol. 7, Issue 3, 2020 · pp. 19–29 Read article
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Analysis of Perovskite (CH3NH3PbI3) Solar Cells Using Cu2O as a Hole Transport Layer (HTL) with Varying ETL Thickness
Abstract: Solar cells offer a viable option for creating new clean energy solutions, though they may require supplementary energy sources. Renewable electricity sources, known for being affordable, accessible, and greenhouse gas-free, are increasingly popular. Photovoltaic cells, which convert sunlight into electricity, stand out as an excellent choice. Over the past two decades, advancements in photovoltaic technology have significantly reduced costs and enhanced the efficiency of solar cells.[4] Perovskite materials, recognized for …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 38–48 Read article
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Effect Analysis of Different ETL Layer Thickness in Perovskite (CH3NH3PbI3) Solar Cell Using CuSCN as Hole Transport Layer
Abstract: Thickness of Electron Transport Layer (ETL) shows an important role in terms of stability and efficiency of perovskite solar cells. In this paper, numerical simulation and detailed modeling on perovskite solar cell was carried out using perovskite material such as methyl ammonium lead iodide (MAPbI3, MA= CH3NH3) at various thickness’s of ETL layer using the SCAPS tool. The electrical properties of the “MAPbI3 material” used as active layer for different …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 1, 2023 · pp. 1–7 Read article
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Effect of ETL layer thickness on perovskite (CH3NH3PbI3) solar cell
Abstract: Abstract: Thickness of ETL (Electron transport layer) shows important role in term of stability and efficiency of perovskite solar cells. In this paper the numerical simulation and extensive modeling have been performed on perovskite solar cell using perovskite material such as methyl ammonium lead Iodide (MAPbI3, MA=CH3NH3) with the help of SCAPS tool. The electrical properties of the MAPbI3 material used as active layer, have been calculated for different parameter …
Published in Trends in Opto-electro & Optical Communication · Vol. 9, Issue 1, 2019 · pp. 32–37 Read article