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View article: Design and Optimization of all-thin-film CdSe/Si Tandem Solar Cells Using SCAPS-1D Simulation
Design and Optimization of all-thin-film CdSe/Si Tandem Solar Cells Using SCAPS-1D Simulation Open
The pairing of thin-film cadmium selenide (CdSe) and silicon (Si) within tandem solar cell (TSC) structures offers a promising avenue to achieving high-efficiency, cost-effective, and flexible photovoltaic devices. Despite the favorable op…
View article: Designing an SOI Interleaver Using Genetic Algorithm
Designing an SOI Interleaver Using Genetic Algorithm Open
A multi-objective genetic algorithm is tailored to optimize the design of a wavelength interleaver/deinterleaver device. An interleaver combines data streams from two physical channels into one. The deinterleaver does the opposite job. The…
View article: Exploring the potential of lead-free ASnI2Br-based tandem 4 T and 2 T configurations: a comprehensive TCAD analysis
Exploring the potential of lead-free ASnI2Br-based tandem 4 T and 2 T configurations: a comprehensive TCAD analysis Open
To meet the growing demand for eco-friendly solar technologies, lead-free perovskite (PVK) materials are emerging as promising alternatives to their lead-based counterparts. Among these, ASnI 2 Br stands out due to its suitable wide bandga…
View article: Comprehensive TCAD simulation and optimization of lead-free AgBiI4 solar cells: Migration from single cell to high-performance indoor photovoltaic modules
Comprehensive TCAD simulation and optimization of lead-free AgBiI4 solar cells: Migration from single cell to high-performance indoor photovoltaic modules Open
The growing demand for sustainable power sources for IoT devices highlights the need for eco-friendly, efficient, and lead-free indoor photovoltaic (IPV) technologies, as current lead-based perovskites pose environmental and health risks. …
View article: Exploring the Optoelectronic Properties and Solar Cell Performance of Cs2SnI6−xBrx Lead-Free Double Perovskites: Combined DFT and SCAPS Simulation
Exploring the Optoelectronic Properties and Solar Cell Performance of Cs2SnI6−xBrx Lead-Free Double Perovskites: Combined DFT and SCAPS Simulation Open
This paper presents detailed results regarding the physical behavior of Cs2SnI6−xBrx alloys for their potential use in photovoltaic applications. Numerical computations based on density functional theory (DFT) revealed that Br substitution…
View article: Design and Simulation of All‐Inorganic Wide‐Bandgap CsPbIBr<sub>2</sub> Solar Cells for Indoor Photovoltaic Applications
Design and Simulation of All‐Inorganic Wide‐Bandgap CsPbIBr<sub>2</sub> Solar Cells for Indoor Photovoltaic Applications Open
The raising demand for efficient and stable energy sources for indoor applications demands the development of high‐performance photovoltaic (PV) materials. This study examines the potential of the all‐inorganic CsPbIBr 2 perovskite materia…
View article: A Genetic‐Algorithm Enhanced Design of a Silicon‐Photonics Wavelength Multiplexer/Demultiplexer Circuit
A Genetic‐Algorithm Enhanced Design of a Silicon‐Photonics Wavelength Multiplexer/Demultiplexer Circuit Open
This paper proposes a novel design for a wavelength Multiplexer/Demultiplexer circuit based on the complementary‐metal‐oxide‐semiconductor (CMOS) platform. The wavelength‐division multiplexing (WDM) specifications for this device include f…
View article: Obstacle arrangements effect on the mixed convection in an enclosure with movable top surface
Obstacle arrangements effect on the mixed convection in an enclosure with movable top surface Open
The flow finds extensive application in coating, drying, and mixing processes. The temperature and velocity distribution inside a rectangular enclosure that is driven by a lid were examined using a finite volume numerical method. Five adia…
View article: Advancements in eco-friendly lead-free perovskite/Sb2Se3 tandem solar cells: TCAD simulations
Advancements in eco-friendly lead-free perovskite/Sb2Se3 tandem solar cells: TCAD simulations Open
In light of the urgent need for sustainable energy solutions, this research addresses the critical environmental concerns of traditional lead-based perovskite materials. This paper explores advancements in an eco-friendly tandem solar cell…
View article: TCAD-Based Design and Optimization of Flexible Organic/Si Tandem Solar Cells
TCAD-Based Design and Optimization of Flexible Organic/Si Tandem Solar Cells Open
In order to surmount the Shockley–Queisser efficiency barrier of single-junction solar devices, tandem solar cells (TSCs) have shown a potential solution. Organic and Si materials can be promising candidates for the front and rear cells in…
View article: Full optoelectronic simulation of all antimony chalcogenide thin film tandem solar cell: Design routes from 4-T to 2-T configuration
Full optoelectronic simulation of all antimony chalcogenide thin film tandem solar cell: Design routes from 4-T to 2-T configuration Open
Antimony chalcogenide, as a newcomer to light harvesting materials, is regarded as an auspicious contender for incorporation as a photoactive layer in thin film tandem solar cells (TFTSCs). The current study introduces the design of all-an…
View article: Design PV-fed LED streetlight using Soft-Switching bidirectional DC-DC converter with optimal flux control
Design PV-fed LED streetlight using Soft-Switching bidirectional DC-DC converter with optimal flux control Open
Today, solar energy is used for various applications such as photovoltaic-powered light emitting diodes (LEDs) streetlights. Such systems are composed of a photovoltaic (PV) panel, a battery storage, and an LED light integrated with often …
View article: Optimizing Transport Carrier Free All-Polymer Solar Cells for Indoor Applications: TCAD Simulation under White LED Illumination
Optimizing Transport Carrier Free All-Polymer Solar Cells for Indoor Applications: TCAD Simulation under White LED Illumination Open
This work inspects the utilization of all-polymer solar cells (APSCs) in indoor applications under LED illumination, with a focus on boosting efficiency through simulation-based design. The study employs a SCAPS TCAD device simulator to in…
View article: π–π Stacking at the Perovskite/C<sub>60</sub> Interface Enables High‐Efficiency Wide‐Bandgap Perovskite Solar Cells
π–π Stacking at the Perovskite/C<sub>60</sub> Interface Enables High‐Efficiency Wide‐Bandgap Perovskite Solar Cells Open
Interface passivation is a key method for improving the efficiency of perovskite solar cells, and 2D/3D perovskite heterojunction is the mainstream passivation strategy. However, the passivation layer also produces a new interface between …
View article: Harmonizing power systems with a 13-level modified Packed U-Cells multi-level inverter: Design and implementation
Harmonizing power systems with a 13-level modified Packed U-Cells multi-level inverter: Design and implementation Open
Traditional multilevel inverter designs often face complexity challenges, prompting the need for a simplified solution. This study introduces and evaluates the performance of a Modified Packed U-Cells (MPUC) inverter in the realm of multil…
View article: Investigation of HTL-free perovskite solar cell under LED illumination: interplay between energy bandgap and absorber optimization
Investigation of HTL-free perovskite solar cell under LED illumination: interplay between energy bandgap and absorber optimization Open
In this paper, we introduce an efficient perovskite solar cell (PSC) designed for indoor applications, which does not incorporate a hole transport layer (HTL). The perovskite material studied in this work is MAPbI 3-x Cl x , whose bandgap …
View article: Performance optimization of high-K pocket hetero-dielectric TFET using improved geometry design
Performance optimization of high-K pocket hetero-dielectric TFET using improved geometry design Open
This study explores the optimization of a hetero-dielectric tunnel field-effect transistor (HDTFET) structure to improve device performance. By incorporating a high-k oxide pocket in a portion of the source-side gate insulator, a local min…
View article: A Multi-Objective Genetic Algorithm Approach for Silicon Photonics Design
A Multi-Objective Genetic Algorithm Approach for Silicon Photonics Design Open
A multi-objective genetic algorithm approach is formulated to optimize the design of silicon-photonics complex circuits with contradicting performance metrics and no closed-form expression for the circuit performance. A case study is the i…
View article: Numerical Simulation and Design of All-Thin-Film Homojunction Perovskite/c-Si Tandem Solar Cells
Numerical Simulation and Design of All-Thin-Film Homojunction Perovskite/c-Si Tandem Solar Cells Open
Double-junction solar devices featuring wide-bandgap and narrow-bandgap sub-cells are capable of boosting performance and efficiency compared to single-junction photovoltaic (PV) technologies. To achieve the best performance of a double-ju…
View article: Optoelectronic Device Modeling and Simulation of Selenium-Based Solar Cells under LED Illumination
Optoelectronic Device Modeling and Simulation of Selenium-Based Solar Cells under LED Illumination Open
Solar cells can be designed for indoor applications to provide a feasible solution for harnessing photon energy from indoor lighting. In this paper, we analyze the suitability of a selenium-based solar cell for gathering photon energy emit…
View article: Developing an Integrated Soft-Switching Bidirectional DC/DC Converter for Solar-Powered LED Street Lighting
Developing an Integrated Soft-Switching Bidirectional DC/DC Converter for Solar-Powered LED Street Lighting Open
In the current era marked by the growing adoption of renewable energy sources, the use of photovoltaic-powered LED streetlights, known for their enhanced efficiency and extended lifespan, is on the rise. This lighting solution encompasses …
View article: Studies on Optoelectronic and Transport Properties of XSnBr3 (X = Rb/Cs): A DFT Insight
Studies on Optoelectronic and Transport Properties of XSnBr3 (X = Rb/Cs): A DFT Insight Open
Modern manufacturing is aiming for products that are readily available, environmentally sustainable, and energy efficient. This paper delves into the exploration of compounds meeting these criteria. Specifically, we investigate the structu…
View article: Proposal for Repairable Silicon Solar Panels: Proof of Concept
Proposal for Repairable Silicon Solar Panels: Proof of Concept Open
The long-term performance of traditional solar panels can be affected by various climate conditions, resulting in issues such as decreased power output, interconnector failure, and cell fracture. Unfortunately, traditional modules are not …
View article: Design of n-i-p and p-i-n Sb<sub>2</sub>Se<sub>3</sub> solar cells: role of band alignment
Design of n-i-p and p-i-n Sb<sub>2</sub>Se<sub>3</sub> solar cells: role of band alignment Open
Investigations into novel device architectures and interfaces that enhance charge transport and collection are necessary to increase the power conversion efficiency (PCE) of antimony selenide (Sb 2 Se 3 ) solar cells, which have shown grea…