Results 31 to 40 of about 19,509 (295)

Identifying high performance and durable methylammonium-free lead halide perovskites through high throughput synthesis and characterization

open access: yes, 2021
One of the organic component in the perovskite photo-absorber, the methylammonium cation, has been suggested to be a roadblock to long-term operation of organic-inorganic hybrid perovskite-based solar cells. Methylammonium-free perovskites thus represent
Vagott, Jacob N.   +9 more
core   +1 more source

Low‐dimensional perovskite materials and their optoelectronics

open access: yesInfoMat, 2021
Three‐dimensional (3D) organic–inorganic metal halide perovskite materials possess great potential applications for approaching efficient optoelectronics due to the unique optoelectronic properties of perovskite materials and cost‐effective manufacturing
Tao Zhu, Xiong Gong
doaj   +1 more source

Synthesis of organo tin halide perovskites via simple aqueous acidic solution-based method

open access: yesJournal of Science: Advanced Materials and Devices, 2018
Organometal halide perovskites have been studied extensively during the last ten years for their interesting applications in solar cells and optoelectronics. One drawback of these materials is the presence of lead inside the compound, thus limiting their
Thuat Nguyen-Tran   +4 more
doaj   +1 more source

Recent Advancements in Crystalline Pb-Free Halide Double Perovskites

open access: yesCrystals, 2020
Lead halide perovskites have gained more and more attention because of their ease of synthesis and excellent photoelectric properties including a large absorption coefficient, long carrier lifetime, long carrier diffusion length, and high carrier ...
Muhammad Usman, Qingfeng Yan
doaj   +1 more source

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

On biosafety of Sn-containing halide perovskites

open access: yes, 2023
Lead based halide perovskites have made great progress in various fields especially optoelectronic devices, but the health risk caused by heavy metal lead strongly blocks their widespread applications.
Sun, Handong   +4 more
core   +1 more source

Recent Developments in Lead and Lead-Free Halide Perovskite Nanostructures towards Photocatalytic CO2 Reduction

open access: yesNanomaterials, 2020
Perovskite materials have been widely considered as emerging photocatalysts for CO2 reduction due to their extraordinary physicochemical and optical properties. Perovskites offer a wide range of benefits compared to conventional semiconductors, including
Chaitanya B. Hiragond   +2 more
doaj   +1 more source

Halide perovskite composites for photocatalysis: A mini review

open access: yesEcoMat, 2021
Halide perovskites have attracted increasing scientific interests for photocatalysis because of their remarkable opto‐electronic properties, such as optimal band structures, long charge carrier lifetimes, high photoluminescence quantum yields, and so on.
Jianqiang Luo   +7 more
doaj   +1 more source

Disentangling Second Harmonic Generation from Multiphoton Photoluminescence in Halide Perovskites using Multidimensional Harmonic Generation

open access: yes, 2020
Metal halide perovskites are an intriguing class of semiconductor materials being explored for their linear and non-linear optical, and potentially ferroelectric properties. In particular, layered two-dimensional Ruddlesden-Popper (RP) halide perovskites
Amelia, Wheaton   +12 more
core   +1 more source

Can Nitride Perovskites Provide the Same Superior Optoelectronic Properties as Lead Halide Perovskites?

open access: yes, 2023
Halide perovskites represented by lead halide perovskites have emerged as a class of star materials for optoelectronic applications, particularly for solar cells, due to their superior optoelectronic properties.
Shining Geng (12511840)   +1 more
core   +1 more source

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