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Halide Double Perovskite Ferroelectrics
Angewandte Chemie, 2020 AbstractHalide double perovskites have recently emerged as a promising environmentally friendly optoelectronic and photovoltaic material for their inherent thermodynamic stability, high defect tolerance, and appropriate band gaps. However, to date, no ferroelectric material based on halide double perovskites has been discovered.
Weichuan Zhang, Maochun Hong, Junhua Luo
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The rise of halide perovskite semiconductors
Light: Science & Applications, 2023 AbstractAdvances in metal-halide perovskite semiconductors have significantly influenced light-current conversion technologies. The excellent structural and compositional tunability of perovskites, coupled with their exceptional quantum yields for photoluminescence, make them a promising candidate for optoelectronic devices.
Chenlu He, Xiaogang Liu
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Halide‐Perovskite Resonant Nanophotonics [PDF]
Advanced Optical Materials, 2018 AbstractHalide perovskites have emerged recently as promising materials for many applications in photovoltaics and optoelectronics. Recent studies of optical properties of halide perovskites suggest many novel opportunities for a design of advanced nanophotonic devices due to their low‐cost fabrication, relatively high values of the refractive index ...
Sergey Makarov +7 more
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Multifunctional π‐Conjugated Additives for Halide Perovskite
Advanced Science, 2022 Additive is a conventional way to enhance halide perovskite active layer performance in multiaspects. Among them, π‐conjugated molecules have significantly special influence on halide perovskite due to the superior electrical conductivity, rigidity ...
Yinan Lao +6 more
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From Lead Halide Perovskites to Lead‐Free Metal Halide Perovskites and Perovskite Derivatives
Advanced Materials, 2019 AbstractDespite the exciting progress on power conversion efficiencies, the commercialization of the emerging lead (Pb) halide perovskite solar cell technology still faces significant challenges, one of which is the inclusion of toxic Pb. Searching for Pb‐free perovskite solar cell absorbers is currently an attractive research direction. The approaches
Zewen Xiao, Zhaoning Song, Yanfa Yan
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Photoflexoelectric effect in halide perovskites [PDF]
Nature Materials, 2020 Harvesting environmental energy to generate electricity is a key scientific and technological endeavour of our time. Photovoltaic conversion and electromechanical transduction are two common energy-harvesting mechanisms based on, respectively, semiconducting junctions and piezoelectric insulators. However, the different material families on which these
Longlong Shu +16 more
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Advances in Theoretical Calculation of Halide Perovskites for Photocatalysis
Frontiers in Nanotechnology, 2021 Photocatalysis, which includes water splitting for hydrogen fuel generation, degradation of organic pollutants, and CO2 reduction using renewable solar energy, is one of the most promising solutions for environmental protection and energy conversion ...
Xiaolin Liu, Jichao Fan, Changzhu Huang
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Pseudo-halide anion engineering for α-FAPbI3 perovskite solar cells
Nature, 2021 Metal halide perovskites of the general formula ABX3—where A is a monovalent cation such as caesium, methylammonium or formamidinium; B is divalent lead, tin or germanium; and X is a halide anion—have shown great potential as light harvesters for thin ...
Jaeki Jeong +23 more
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Nanomaterials, 2023 Metal halide perovskites are promising energy materials because of their high absorption coefficients, long carrier lifetimes, strong photoluminescence, and low cost.
Yangbin Lu +4 more
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Entropy in halide perovskites [PDF]
Nature Materials, 2018 Claudine Katan, Aditya D. Mohite and Jacky Even discuss the possible impact of various entropy contributions (stochastic structural fluctuations, anharmonicity and lattice softness) on the optoelectronic properties of halide perovskite materials and devices.
Katan, Claudine +2 more
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