Results 61 to 70 of about 2,076 (192)

Degradation Mechanisms Associated with Electron‐Blocking Layers in Inverted Perovskite Solar Cells

Advanced Science, EarlyView.
The effects of the three typical EBLs NiOx, PTAA, and 2PACz on the photovoltaic performance and degradation mechanisms are investigated under light soaking and solar‐thermal cycling conditions of corresponding PSCs, demonstrating that 2PACz is the best EBL due to the better interface contact and lower lattice distortion.
Xiongzhuo Jiang, Jie Zeng, Kun Sun, Simon Alexander Wegener, Zerui Li, Guangjiu Pan, Sarathlal Koyiloth Vayalil, Matthias Schwartzkopf, Baomin Xu, Peter Müller‐Buschbaum   +9 more
wiley   +1 more source

Behaviour of solar cell in different shading condition and calculation of maximum power point at partial shading condition [PDF]

, 2018
Because of the presence of any obstacle some part of Solar Module  (SM) may get shaded. This condition is called as partial shading condition (PSC). During PSC the output power from SM degrades severely.
Changmai, Papul, Metya, Sanjeev Kumar
core  

Comparative study of modern heuristic algorithms for global maximum power point tracking in photovoltaic systems under partial shading conditions

Frontiers in Energy Research, 2022
Under partial shading conditions (PSCs), photovoltaic (PV) generation systems exhibit multiple local and a single global maximum power point. Consequently, global maximum power point tracking (GMPPT) is required to improve the performance of PV systems ...
Kangshi Wang, Kangshi Wang, Jieming Ma, Ka Lok Man, Kaizhu Huang, Xiaowei Huang   +5 more
doaj   +1 more source

Decoupling Intrinsic Molecular Efficacy From Platform Effects: An Interpretable Machine Learning Framework for Unbiased Perovskite Passivator Discovery

Advanced Science, EarlyView.
This study establishes an interpretable machine learning framework that disentangles the intrinsic molecular efficacy of passivators from experimental platform effects—enabling unbiased, high‐throughput discovery of effective perovskite surface modifiers.
Jing Zhang, Ziyuan Li, Shan Gao, Zhen Zhu, Jing Wang, Xiangmei Duan   +5 more
wiley   +1 more source

Analysis of the Problems Occurred Due to Partial Shading of Solar Photovoltaic Array and Probable Solutions [PDF]

, 2019
A solar panel is made up of solar cells where semiconductors made to react and give us a potential difference when solar energy falls on it. However, due to the internal and external interferences, many problems are faced by solar panels, like dust ...
Changmai, P. (Papul), Henjum, J. (Joram), Mahanta, J. (Jyoti), Ronghangpi, A. (Arnaan)   +3 more
core   +1 more source

Human visual cortical responses to specular and matte motion flows [PDF]

, 2015
Determining the compositional properties of surfaces in the environment is an important visual capacity. One such property is specular reflectance, which encompasses the range from matte to shiny surfaces. Visual estimation of specular reflectance can be
Doerschner, K., Kam, T.-E., Kersten, D.J., Lee, S.-W., Mannion, D.J.   +4 more
core   +1 more source

A New Golden Eagle Optimization with Stooping Behaviour for Photovoltaic Maximum Power Tracking under Partial Shading

Energies, 2023
Solar photovoltaic (PV) systems often encounter a problem called partial shading condition (PSC), which causes a significant decrease in the system’s output power.
Zhi-Kai Fan, Kuo-Lung Lian, Jia-Fu Lin
doaj   +1 more source

Peripherally Fluorinated Tetraphenylethene: New Electron Extraction Interlayers for n‐i‐p Perovskite Solar Cells

Advanced Energy Materials, EarlyView.
Fluorinated tetraphenylethene (TPE) derivatives were developed as interfacial layers for perovskite solar cells. The optimized TFP‐TPE enhances interfacial compatibility, suppresses molecular aggregation, and improves charge extraction. Devices incorporating TFP‐TPE achieved a record efficiency of 25.29% and outstanding stability under humidity and ...
Xiao‐Xin Gao, Ezhumalai Yamuna, Liang‐Wei Lin, Roland C. Turnell‐Ritson, Shuqing Song, Wen Luo, Chenxu Zhao, Shao‐Huan Hong, Cheng‐Liang Liu, Shiyu Xing, Jun Shao, Paul J. Dyson, Ming‐Chou Chen, Mohammad Khaja Nazeeruddin   +13 more
wiley   +1 more source

Defect engineering for highly efficient and stable perovskite top cells for Si tandems

Bulletin of the Korean Chemical Society, EarlyView.
Defect passivation in wide‐bandgap perovskites is essential for enabling high‐efficiency and stable perovskite/Si tandem solar cells. Bulk, surface, and buried‐interface passivation strategies focus on suppressing nonradiative recombination, ion migration, and halide segregation, thereby clarifying critical design principles for next‐generation tandem ...
Ju Yeong Hong, Young Seon Yoon, Jin Young Kim   +2 more
wiley   +1 more source

Recent Progress on Fullerene–Based Functional Materials for Energy Conversion

Carbon Energy, EarlyView.
A schematic illustration summarizing the classification, and photo‐/electro‐‐/thermo‐catalysis and energy storage applications of C60 and derivatives. ABSTRACT Efficient energy conversion and environmental protection are still constrained by rapid carrier recombination, unstable interfaces, limited active site, and so on. Owing to the unique electronic
Ying Jiang, Bo Wu, Chunru Wang
wiley   +1 more source