Perovskite solar cells (PSCs) have drawn significant consideration as a competing cell technology because of the drastic advance in their power conversion efficiency (PCE) over last two decades. The interfaces between electron transport layer (ETL) and absorber hole (HTL) major impact on performance PSCs. In this paper, we investigated defect ETL/absorber layer/HTL calibrated experimental lead-based lead-free influence is studied order to find optimum value for maximum possible PCE. While...

Enhancing the performance of photovoltaic (PV) systems has recently become a key concern because market demand for green energy. To obtain most possible power from solar module, it is imperative to allow PV system operate at its maximum point (MPP) regardless climatic conditions. In this study, comparison distinctive Maximum Power-Point Tracking (MPPT) techniques provided, which are Perturb and Observe (P&O) Modified Variable Step-Size P&O, as well Incremental Conductance (INC) INC,...

Perovskite solar cells (PSCs) have attracted considerable attention as a competitor technology in due to the rapid enhancement their power conversion efficiency (PCE) recent years. PSCs several advantages such bandgap tunability, lower cost, tolerance of high impurities, protracted diffusion length and wide optical absorption. In this paper, simulation with copper oxide hole transport material (HTM) different electron materials (ETMs) has been presented. The proposed are replacement ordinary...

In this work, we report on the effect of substituting active intrinsic i-layer a conventional pin structure lead-free perovskite solar cell (PSC) by homo p-n junction, keeping thickness layer constant. It is expected that when substituted one can increase collection efficiency photo-generated electrons and holes due to built-in electric field junction. The impact technological physical device parameters performance have been worked out. was found p-side must be wider than n-side, while its...

Internet of Things (IoT) technology drives lifestyle changes in smart city infrastructure due to rapid growth services and activities that develop well-being. One the main challenges resulted from exponential spread IoT is dense number nodes with huge amount data over different networks influence collision probability, network congestion. Existing aggregation techniques worked solve these overlooking traffic characteristics their types. In this paper, adaptive are proposed based on types...

The primary purpose of recent research on solar cells is to achieve a higher power conversion efficiency with stable characteristics. To push the developments photovoltaic (PV) technology, tandem are being intensively researched, as they have (PCE) than single-junction cells. Perovskite (PSCs) recently used top cell thanks their tunable energy gap, high short circuit current, and low cost fabrication. One main challenges in PSCs stability issue. Carbon perovskite (CPSCs) without hole...

Organic and perovskite semiconductor materials are considered an interesting combination thanks to their similar processing technologies band gap tunability. Here, we present the design analysis of perovskite/organic tandem solar cells (TSCs) by using a full optoelectronic simulator (SETFOS). A wide lead-free ASnI2Br top subcell is utilized in conjunction with narrow DPPEZnP-TBO:PC61BM heterojunction organic bottom form configuration. The were designed according previous experimental work...

In this paper, an analytical model of a proposed low-cost high efficiency NPN silicon-based solar cell structure is presented. The based on using low cost heavily doped commercially available silicon wafers and to be fabricated by the same steps as conventional cells except extra deep trench etch step. Moreover, has been engineered react UV spectrum, resulting in greater conversion performance. presented takes electrical optical characteristics into account. Thus, influence both physical...

With the aim of achieving high efficiency, cost-effectiveness, and reliability solar cells, several technologies have been studied. Recently, emerging materials appeared to replace Si-based seeking economic fabrication cells. Thin-film cells (TFSCs) are considered strong candidates for this mission, specifically perovskite-based reporting competitive power convergence efficiencies reaching up 25.7%. Substantial efforts invested in experimental research work surpass performance. Simulation...

Antimony chalcogenide, as a newcomer to light harvesting materials, is regarded an auspicious contender for incorporation photoactive layer in thin film tandem solar cells (TFTSCs). The current study introduces the design of all-antimony chalcogenide TFTSC comprised Sb2S3 (1.7 eV) front subcell and Sb2Se3 (1.2 rear subcell. challenges migrating from four-terminal (4-T) two-terminal (2-T) designs are highlighted possible solutions proposed. To commence, calibration procedure two subcells...

Abstract This paper aims to present a proposed npn solar cell microstructure based on low cost heavily doped Silicon wafers. The physical perception of the structure is idea vertical generation and lateral collection light generated carriers. It should be mentioned that our can utilized whenever diffusion length photogenerated electron hole pairs smaller than penetration depth radiation. enhancement in performance attained by optimization technological geometrical parameters practical...

Tandem solar cells have a superb potential to push the power conversion efficiency (PCE) of photovoltaic technologies. They can be also more stable and economical. In this simulation work, an efficient perovskite cell (PSC) with Spiro-OMeTAD as hole transport material (HTM) no electron (ETM) replace traditional PSC structure is presented. This then used top sub together copper indium gallium sulfide (CIGS) bottom build tandem cell. The multi-junction behavior improved by engineering...

The primary purpose of recent research has been to achieve a higher power conversion efficiency (PCE) with stable characteristics, either through experimental studies or modeling and simulation. In this study, theoretical analysis an efficient perovskite solar cell (PSC) cuprous oxide (Cu2O) as the hole transport material (HTM) zinc oxysulfide (ZnOS) electron (ETM) was proposed replace traditional HTMs ETMs. addition, impact doping layer investigated. results show that heterostructure n-p...

Internet of things (IoT) is one the modern technologies, developing existing cellular communication networks to emerging fifth‐generation technology. The traffic modelling IoT applications different from recommended a Human‐type communication. Numerous unstructured data arise rapid growth heterogeneous and services. One challenges occurs by diverse variety characteristics, which increase influences. study characteristics has crucial role in bursts use cases. This proposes an enhanced ON/OFF...

This paper aims to present the design and simulation of two proposed low cost solar cell structures; namely, pn npn. Both structures are based on commercially available heavily doped silicon wafers. Their operation relies idea vertical generation lateral collection light generated carriers. A detailed qualitative analysis both is given verified using advanced TCAD tools. The comparison analyzed firstly regarding illuminated IV characteristics. open circuit voltage (V <sub...