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Related papers: How Good Can 2D Excitonic Solar Cells Be?

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Because of the reduced dielectric screening and enhanced Coulomb interactions, two-dimensional (2D) materials like phosphorene and transition metal dichalcogenides (TMDs) exhibit strong excitonic effects, resulting in fascinating…

Materials Science · Physics 2019-11-04 Xiaoyang Zheng , Xian Zhang

A coupled optoelectronic model was implemented along with the differential evolution algorithm to assess the efficacy of grading the bandgap of the CZTSSe layer for enhancing the power conversion efficiency of thin-film CZTSSe solar cells.…

Applied Physics · Physics 2020-04-07 Faiz Ahmad , Akhlesh Lakhtakia , Tom H. Anderson , Peter B. Monk

An approach using a differential evolution (DE) optimization algorithm is proposed to optimize design parameters for improving the optical absorption efficiency of plasmonic solar cells (PSC). This approach is based on formulating the…

Applied Physics · Physics 2018-07-03 Ankit Vora , Satyadhar Joshi , Arun Matai , Joshua M. Pearce , Durdu Guney

Blends of carbon nanotubes with conjugated polymer and fullerene derivatives are complex nanocomposite systems, which have recently attracted a great research interest for their photovoltaic ability. Therefore, gaining a better…

Mesoscale and Nanoscale Physics · Physics 2018-05-17 Diana Gisell Figueroa del Valle , Giuseppe M. Paternò , Francesco Scotognella

Photovoltaic solar cell is one of the main renewable energy sources, and its power conversion efficiency (PCE) is improved by employing doping or heterojunction to reduce the photogenerated carrier recombination. Here, we propose a…

Applied Physics · Physics 2024-08-23 Lei Li , Zi-Xuan Yang , Tao Huang , Hui Wan , Wu-Yu Chen , Tao Zhang , Gui-Fang Huang , Wangyu Hu , Wei-Qing Huang

As several photovoltaic materials experimentally approach the Shockley-Queisser limit, there has been a growing interest in unconventional materials and approaches with the potential to cross this efficiency barrier. One such candidate is…

Applied Physics · Physics 2022-02-11 Sayan Roy , Zixuan Hu , Sabre Kais , Peter Bermel

Organic solar cells (OSCs) are uniquely suited for semitransparent applications due to their adjustable absorption spectrum. However, most high-performance semitransparent cells reported to date are based on materials that have shown high…

Visibly transparent luminescent solar concentrators (TLSCs) can optimize both power production and visible transparency by selectively harvesting the invisible portion of the solar spectrum. Since the primary applications of TLSCs include…

Due to their tailorable optical properties, organic semiconductors show considerable promise for use in indoor photovoltaics (IPVs), which present a sustainable route for powering ubiquitous "Internet-of-Things" devices in the coming…

Lead poisoning and notorious ambient instability in lead-based halide perovskites pave the way for the exploration of alternative materials for affordable and efficient solar cell fabrication. An important prerequisite to this end is the…

Monolayer transition metal dichalcogenides (TMDCs) are direct gap semiconductors with unique potential for ultrathin light emitters. Yet, their photoluminescence (PL) is not completely understood. We compute the radiative recombination rate…

Materials Science · Physics 2018-07-20 Hsiao-Yi Chen , Maurizia Palummo , Davide Sangalli , Marco Bernardi

Charge transfer in polymer devices represents a crucial, though highly inaccessible stage of photocurrent generation. In this article we propose studying the properties and behaviour of organic solar cells through the modification of…

Applied Physics · Physics 2018-09-27 S. Oviedo-Casado , A. Urbina , J. Prior

The integration of two-dimensional (2D) periodic nanopattern defined by nanoimprint lithography and dry etching into aluminum induced crystallization (AIC) based polycrystalline silicon (Poly-Si) thin film solar cells is investigated…

Monolayers of group-VI transition-metal dichalcogenides (TMDs) are two-dimensional semiconductors that exhibit exceptionally strong light-matter coupling yet typically suffer from low emission quantum yields. In this letter, we investigate…

Lead-free all-inorganic halide perovskite solar cells (PSCs) have emerged as a promising alternative to toxic lead-based solar cells and organic solar cells, which have limited stability. This work explores such a PSC with sodium tin…

Materials Science · Physics 2025-03-05 Md Tashfiq Bin Kashem , Sadia Anjum Esha

Carbon materials are excellent candidates for photovoltaic solar cells: they are Earth-abundant, possess high optical absorption, and superior thermal and photostability. Here we report on solar cells with active layers made solely of…

This paper proposes an efficient three-layered p-GaAs/p-CIGS/n-CdS (PPN), a unique solar cell architecture. Copper indium gallium selenide (CIGS)-based solar cells exhibit substantial performance than the ones utilizing cadmium sulfide…

Systems and Control · Electrical Eng. & Systems 2023-09-15 Satyam Bhatti , Habib Ullah Manzoor , Ahmed Zoha , Rami Ghannam

Two-dimensional (2-D) monolayer transition-metal dichalcogenides (TMDCs) are promising materials for realizing ultracompact, low-threshold semiconductor lasers. And the development of the electrical-driven TMDC devices is crucial for…

Hot carrier-based energy conversion systems could double the efficiency of conventional solar energy technology or drive photochemical reactions that would not be possible using fully thermalized, ``cool'' carriers, but current strategies…

Renewable energy source such as photovoltaic (PV) cell generates power from the sun light by converting solar power to electrical power with no moving parts and less maintenance. A single photovoltaic cell produces voltage of low level. In…

Applied Physics · Physics 2018-10-29 A. Bharathi sankar , R. Seyezhai