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This article introduces a novel Maximum Power Point Tracking (MPPT) algorithm and cost-effective hardware for long-term operational stability measurements in perovskite solar cells (PSCs). Harnessing the untapped potential of solar energy…

Applied Physics · Physics 2024-04-30 Emilio J. Juarez-Perez , Cristina Momblona , Roberto Casas , Marta Haro

In this article, we investigate the effect of prolonged light exposure on silicon heterojunction solar cells. We show that, although light exposure systematicallyimproves solar cell efficiency in the case of devices using intrinsic and…

Optimizing selective contact layers in photovoltaics is necessary to yield high performing stable devices. However, this has been difficult for perovskites due to their complex interfacial defects that affect carrier concentrations in the…

Perovskite-organic tandem solar cells (P-O TSCs) hold great promise for next-generation thin-film photovoltaics, with steadily improving power conversion efficiency (PCE). However, the development of optimal interconnecting layers (ICLs)…

The significant advancements in perovskite solar cell (PSC) research and development have reignited optimism for the practicality of solar energy. A deeper comprehension of the fundamental mechanisms is essential for enhancing the current…

Applied Physics · Physics 2024-05-20 Rajat Kumar Goyal , M. Chandrasekhar

Capacitance measurements as a function of voltage, frequency and temperature are useful tools to identify fundamental parameters that affect solar cell operation. Techniques such as capacitance-voltage (CV), Mott-Schottky analysis and…

Applied Physics · Physics 2021-12-23 Sandheep Ravishankar , Zhifa Liu , Uwe Rau , Thomas Kirchartz

Operational stability of perovskite solar cells is remarkably influenced by the device temperature, therefore, decreasing the interior temperature of the device is one of the most effective approaches to prolong the service life. Herein, we…

Intrinsic and extrinsic ion migration is a very large threat to the operational stability of perovskite solar cells and is difficult to completely eliminate due to the low activation energy of ion migration and the existence of internal…

Applied Physics · Physics 2020-08-06 Jiangjian Shi , Yiming Li , Yusheng Li , Huijue Wu , Yanhong Luo , Dongmei Li , Qingbo Meng

The commercialization prospects of perovskite light emitting diodes depend on its luminescence efficiency under large carrier densities. The decrease in luminescence efficiency under such high injection conditions could lead to an undesired…

Materials Science · Physics 2024-12-30 Pradeep R. Nair , Karthik Raitani

Halide perovskites are promising materials for light-emitting and light-harvesting applications. In this context, two-dimensional perovskites such as nanoplatelets or Ruddlesden-Popper and Dion-Jacobson layered structures are important…

Applied Physics · Physics 2021-10-25 Sushant Ghimire , Christian Klinke

The hybrid halide perovskite CH$_{3}$NH$_{3}$PbI$_{3}$ has enabled solar cells to reach an efficiency of about 18\%, demonstrating a pace for improvements with no precedents in the solar energy arena. Despite such explosive progress, the…

Materials Science · Physics 2015-05-20 Carlo Motta , Fedwa El Mellouhi , Sabre Kais , Nouar Tabet , Fahhad Alharbi , Stefano Sanvito

Halide perovskite solar cells based on CH3NH3PbI3 and related materials have emerged as the most exciting development in the next generation photovoltaic technologies, yet the microscopic phenomena involving photo-carriers, ionic defects,…

Materials Science · Physics 2017-10-17 Jiangyu Li , Boyuan Huang , Ehsan Nasr Esfahani , Linlin Wei , Jianjun Yao , Jinjin Zhao , Wei Chen

Hybrid peroskite solar cells are newly emergent high-performance photovoltaic devices, which suffer from disadvantages such as toxic elements, short-term stabilities, and so on. Searching for alternative perovskites with high photovoltaic…

Materials Science · Physics 2023-08-02 Linkang Zhan , Danfeng Ye , Xinjian Qiu , Yan Cen

We carried out simulative investigations on a non-toxic, lead-free perovskite solar cell (PSC), where Cs2AgBiBr6, P3HT, ZnO nanorod, and C were utilized as the absorber layer, hole transport layer, electron transport layer, and back…

Materials Science · Physics 2021-06-25 Intekhab Alam , Rahat Mollick , Md Ali Ashraf

We report on the role of plasmonic resonances in determining the delicate balance between scattering and absorption of light in nanometric particle arrays applied to the front surface of solar cells. Strong parasitic absorption is shown to…

The ability to absorb light is indispensable for high efficient solar power generation. This places conflicting requirements on the structure of a solar cell: On one hand, it needs to have thick active layers to absorb more of the available…

Optics · Physics 2019-10-23 Ido Frenkel , Shilpi Shital , Avi Niv

Halide perovskites excel in the pursuit of highly efficient thin film photovoltaics, with power conversion efficiencies reaching 25.5% in single junction and 29.5% in tandem halide perovskite/silicon solar cell configurations. Operational…

Hybrid metal-organic perovskite solar cells have astounded the solar cell community with their rapid rise in efficiency over the past three years. Despite this success, the basic processes governing the photogeneration of free charges,…

A design tool was formulated for optimizing the efficiency of inorganic, thin-film, photovoltaic solar cells. The solar cell can have multiple semiconductor layers in addition to antireflection coatings, passivation layers, and buffer…

Numerical Analysis · Mathematics 2024-09-23 Tom H. Anderson , Benjamin J. Civiletti , Peter Monk , Akhlesh Lakhtakia

An effective method, performed adding external electric field (EEF) on CH3NH3PbI3-xClx (OPIC) perovskite layer during the annealing process, is proposed to improve the performance of the solar cell. By harmonizing EEF direction with the…

Materials Science · Physics 2015-07-10 Xiu Gong , Heng Ma , Yu-Rong Jiang , Meng Li , Zhao-Kui Wang , Tetsuo Soga
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