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A thermotropic liquid crystal enables efficient and stable perovskite solar modules
Related publications (33)
Vapor Deposition of Perovskite Solar Cells
Quentin Jean-Marie Armand Guesnay
Thanks to the continuous improvement of crystalline silicon (c-Si) solar cells, largely dominating the market, photovoltaic electricity is nowadays the cheapest source of energy on the market. Yet, solar energy is far from being completely harvested, as t ...
EPFL2023Efficient and Stable Perovskite Solar Cells by Tailoring of Interfaces
Mohammad Khaja Nazeeruddin, Jianxing Xia, Muhammad Sohail
The interface tailoring is crucial for the efficiency and stability of Perovskite Solar Cells (PSCs). The reported interface engineering primarily focuses on the energy level turning and trap state passivation to improve the photovoltaic performance of PSC ...
WILEY-V C H VERLAG GMBH2023Molecularly Tailored Surface Defect Modifier for Efficient and Stable Perovskite Solar Cells
Shaik Mohammed Zakeeruddin, Zhongjin Shen, Yelin Hu, Hongwei Zhu, Yinghui Wu, Jialin Wang, Miao Chen
Surface defects cause non-radiative charge recombination and reduce the photovoltaic performance of perovskite solar cells (PSCs), thus effective passivation of defects has become a crucial method for achieving efficient and stable devices. Organic ammoniu ...
WILEY-V C H VERLAG GMBH2023Photoelectrochemical Cell Engineering for Solar Energy Conversion
Solar energy is the most abundant energy source, harnessing solar energy holds the solution to the challenge of increasing global energy demand and reducing our dependence on fossil fuels. Photovoltaics which directly convert solar energy into electricity ...
EPFL2023In situ growth of graphene on both sides of a Cu-Ni alloy electrode for perovskite solar cells with improved stability
Michael Graetzel, Yinghui Wu, Huimin Su
The instability of rear electrodes undermines the long-term operational durability of efficient perovskite solar cells. Here, a composite electrode of copper-nickel (Cu-Ni) alloy stabilized by in situ grown bifacial graphene is designed. The alloying makes ...
NATURE PORTFOLIO2022Compositional and interfacial optimization for enhancement of perovskite solar cells performance
Non-renewable sources are responsible for most of the overall greenhouse gas emissions, the development of sustainable energy sources is of prime importance to mitigate the negative effects of climate change. Among renewable sources, solar energy is one of ...
EPFL2022The emergence of concentrator photovoltaics for perovskite solar cells
Mohammad Khaja Nazeeruddin, Anurag Roy
The emergence of high-efficiency photovoltaic research is undergoing intense study and is technologically desirable to meet sustainable energy and environmental demand. However, every single solar cell has a theoretical power conversion efficiency limit, a ...
AIP Publishing2021Role of ions and interfaces for efficient and stable perovskite solar cells
Perovskite Solar Cells (PSCs) have grabbed global attention of the researchers due to their outstanding Photovoltaic (PV) performance. PSCs have the potential to be the future of the PV technology as they can generate power with performance being comparabl ...
EPFL2021Surface Reconstruction Engineering with Synergistic Effect of Mixed‐Salt Passivation Treatment toward Efficient and Stable Perovskite Solar Cells
Michael Graetzel, Shaik Mohammed Zakeeruddin, Yeonju Kim, Ulf Anders Hagfeldt, Filippo de Angelis, Hui-Seon Kim, Bowen Yang, Jiajia Suo
Surface passivation treatment is a widely used strategy to resolve trap-mediated nonradiative recombination toward high-efficiency metal-halide perovskite photovoltaics. However, a lack of passivation with mixture treatment has been investigated, as well a ...
2021