The effect of constituent ratios and varisized ammonium salts on performance of two-dimensional perovskite materials.
Sign Up to like & getrecommendations! Published in 2019 at "ChemSusChem"
DOI: 10.1002/cssc.201901948
Abstract: Currently, two-dimensional (2D) perovskite solar cells (PSCs) with high moisture resistance have become the focus of photovoltaic field. However, their lower PCE in comparison to 3D PSCs is still urgent problems to be solved. It… read more here.
Keywords: ammonium salts; constituent ratios; two dimensional; dimensional perovskite ... See more keywords
Highly efficient and stable FASnI3 perovskite solar cells with effective interface modulation by PEABr treated low-dimensional perovskite layer.
Sign Up to like & getrecommendations! Published in 2019 at "ChemSusChem"
DOI: 10.1002/cssc.201902000
Abstract: The promising tin perovskite solar cells (PSCs) suffer from the oxidation from Sn2+ to Sn4+, leading to a disappointed conversion efficiency far from what they deserve, along with poor stability. In this work, PEABr is… read more here.
Keywords: low dimensional; dimensional perovskite; perovskite layer; interface ... See more keywords
Inhibiting Interfacial Diffusion in Heterojunction Perovskite Solar Cells by Replacing Low-Dimensional Perovskite with Uniformly Anchored Quaternized Polystyrene.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202301091
Abstract: Surface heterojunction has been regarded as an effective method to improve the device efficiency of perovskite solar cells. Nevertheless, the durability of different heterojunction under thermal stress is rarely investigated and compared. In this work,… read more here.
Keywords: solar cells; heterojunction; dimensional perovskite; quaternized polystyrene ... See more keywords
Two-Dimensional Perovskite Chiral Ferromagnets
Sign Up to like & getrecommendations! Published in 2020 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.0c02729
Abstract: Magnetic molecular materials with a chiral configuration are attractive candidates for sensing, information storage, and spintronics. Herein, we report the first example of two-dimensional hybrid p... read more here.
Keywords: chiral ferromagnets; chemistry; perovskite chiral; two dimensional ... See more keywords
Bifunctional Organic Spacers for Formamidinium-Based Hybrid Dion-Jacobson Two-Dimensional Perovskite Solar Cells.
Sign Up to like & getrecommendations! Published in 2019 at "Nano letters"
DOI: 10.1021/acs.nanolett.8b03552
Abstract: Three-dimensional (3D) perovskite materials display remarkable potential in photovoltaics owing to their superior solar-to-electric power conversion efficiency, with current efforts focused on improving stability. Two-dimensional (2D) perovskite analogues feature greater stability toward environmental factors, such… read more here.
Keywords: dion jacobson; perovskite solar; bifunctional organic; dimensional perovskite ... See more keywords
Plasmonic and Graphene-Functionalized High-Performance Broadband Quasi-Two-Dimensional Perovskite Hybrid Photodetectors.
Sign Up to like & getrecommendations! Published in 2021 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.1c16631
Abstract: Quasi-two-dimensional (2D) layered organic-inorganic hybrid perovskites have attracted extensive attention, owing to their excellent optoelectronic tunability and moisture stability compared with three-dimensional perovskite counterparts and show great potential for application in photodetectors (PDs). However, owing… read more here.
Keywords: broadband; broadband quasi; graphene; quasi two ... See more keywords
Engineered Surface Halide Defects by Two-Dimensional Perovskite Passivation for Deformable Intelligent Photodetectors.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c03089
Abstract: As attractive photoactive materials, metal halide perovskites demonstrate outstanding performance in a wide range of optoelectronic applications. Among the various compositions studied, mixed-halide perovskites have a finely tunable band gap that renders them desirable for… read more here.
Keywords: two dimensional; halide; surface halide; dimensional perovskite ... See more keywords
Heat Treatment for Regenerating Degraded Low-Dimensional Perovskite Solar Cells.
Sign Up to like & getrecommendations! Published in 2018 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b15059
Abstract: Organolead halide perovskite devices are reported to be susceptible to thermal degradation, which results from heat-induced fast ion diffusion and structural decomposition. In this work, it is found that the performances of degraded low-dimensional perovskite… read more here.
Keywords: heat treatment; low dimensional; dimensional perovskite; degraded low ... See more keywords
Light-Enhanced Ion Migration in Two-Dimensional Perovskite Single Crystals Revealed in Carbon Nanotubes/Two-Dimensional Perovskite Heterostructure and Its Photomemory Application
Sign Up to like & getrecommendations! Published in 2019 at "ACS Central Science"
DOI: 10.1021/acscentsci.9b00839
Abstract: Two-dimensional (2D) hybrid perovskite sandwiched between two long-chain organic layers is an emerging class of low-cost semiconductor materials with unique optical properties and improved moisture stability. Unlike conventional semiconductors, ion migration in perovskite is a… read more here.
Keywords: ion migration; two dimensional; dimensional perovskite; migration ... See more keywords
Core-Shell Three-Dimensional Perovskite Nanocrystals with Chiral-Induced Spin Selectivity for Room-Temperature Spin Light-Emitting Diodes.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c01214
Abstract: We developed type-II core-shell nanocrystals (NCs) with a chiral low-dimensional perovskite shell and an achiral 3D MAPbBr3 core. The core-shell NCs exhibit spin-polarized luminescence at the first excitation band of the achiral core, which is… read more here.
Keywords: core; chiral induced; core shell; dimensional perovskite ... See more keywords
Inversion of Molecular Chirality Associated with Ferroelectric Switching in a High-Temperature Two-Dimensional Perovskite Ferroelectric.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.3c00634
Abstract: Controlling molecular chirality by external stimuli is of great significance in both fundamental research and technological applications. Herein, we report a high-temperature (384 K) molecular ferroelectric of a Cu(II) complex whose spontaneous polarization can be… read more here.
Keywords: molecular chirality; two dimensional; dimensional perovskite; ferroelectric switching ... See more keywords