Results 11 to 20 of about 2,536,814 (333)

Lead-Free Halide Double Perovskite Materials: A New Superstar Toward Green and Stable Optoelectronic Applications

open access: yesNano-Micro Letters, 2019
Lead-based halide perovskites have emerged as excellent semiconductors for a broad range of optoelectronic applications, such as photovoltaics, lighting, lasing and photon detection.
Liang Chu   +7 more
doaj   +3 more sources

Challenges and Progress in Lead‐Free Halide Double Perovskite Solar Cells

open access: yesSolar RRL, 2023
Lead‐free halide double perovskites (HDPs) with a chemical formula of A2B+B3+X6 are booming as attractive alternatives to solve the toxicity issue of lead‐based halide perovskites (APbX3).
Fuxiang Ji   +3 more
semanticscholar   +1 more source

Hydrogenated Cs2AgBiBr6 for significantly improved efficiency of lead-free inorganic double perovskite solar cell

open access: yesNature Communications, 2022
Development of lead-free inorganic perovskite material, such as Cs2AgBiBr6, is of great importance to solve the toxicity and stability issues of traditional lead halide perovskite solar cells.
Zeyu Zhang   +6 more
semanticscholar   +1 more source

Halide Double Perovskite Nanocrystals Doped with Rare‐Earth Ions for Multifunctional Applications

open access: yesAdvancement of science, 2023
Most lead‐free halide double perovskite materials display low photoluminescence quantum yield (PLQY) due to the indirect bandgap or forbidden transition. Doping is an effective strategy to tailor the optical properties of materials.
Xin Li   +13 more
semanticscholar   +1 more source

Synthesis and Optimization of Cs2B′B″X6 Double Perovskite for Efficient and Sustainable Solar Cells

open access: yesMolecules, 2023
Hybrid perovskite materials with high light absorption coefficients, long diffusion lengths, and high mobility have attracted much attention, but their commercial development has been seriously hindered by two major problems: instability and lead ...
Ruijia Yao   +4 more
doaj   +1 more source

Lead‐Free Double Perovskite Cs2AgBiBr6: Fundamentals, Applications, and Perspectives

open access: yesAdvanced Functional Materials, 2021
Cs2AgBiBr6, as a benchmark lead‐free double perovskite, has emerged as a promising alternative to lead‐based perovskites because of its high stability, non‐toxicity, exceptional optoelectronic properties, and multifunctionality.
Hongwei Lei, D. Hardy, F. Gao
semanticscholar   +1 more source

Understanding complex multiple sublattice magnetism in double double perovskites [PDF]

open access: yesScientific Reports, 2021
AbstractUnderstanding magnetism in multiple magnetic sublattice system, driven by the interplay of varied nature of magnetic exchanges, is on one hand challenging and on other hand intriguing. Motivated by the recent synthesis of AA$$^{\prime }$$ ′ BB ...
Anita Halder   +3 more
openaire   +3 more sources

Halide Double Perovskite Ferroelectrics

open access: yesAngewandte 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
openaire   +3 more sources

Highly ordered lead-free double perovskite halides by design

open access: yesJournal of Materiomics, 2020
Lead-free double perovskite halides are emerging optoelectronic materials that are alternatives to lead-based perovskite halides. Recently, single-crystalline double perovskite halides were synthesized, and their intriguing functional properties were ...
Chang Won Ahn   +13 more
doaj   +1 more source

Numerical assessment and optimization of highly efficient lead-free hybrid double perovskite solar cell

open access: yesResults in Optics, 2023
In this work, a performance assessment of a double perovskite Cs2BiCuI6 solar cell with the typical lead-based perovskite CH3NH3PbI3 as an active layer is presented using SCAPS-1D software.
Ajay Kumar   +4 more
doaj   +1 more source

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