Versatile defect passivation methods for metal halide perovskite materials and their application to light‐emitting devices

S Lee, DB Kim, JC Yu, CH Jang, JH Park… - Advanced …, 2019 - Wiley Online Library
Metal halide perovskites (MHPs) have emerged as promising emitters because of their
excellent optoelectronic properties, including high photoluminescence quantum yields …

[HTML][HTML] In situ growth of ultra-thin perovskitoid layer to stabilize and passivate MAPbI3 for efficient and stable photovoltaics

Y Miao, X Wang, H Zhang, T Zhang, N Wei, X Liu… - EScience, 2021 - Elsevier
The efficiency and stability of typical three-dimensional (3D) MAPbI 3 perovskite-based solar
cells are highly restricted, due to the weak interaction between methylammonium (MA+) and …

Perovskite light-emitting diodes

C Zhao, D Zhang, C Qin - CCS Chemistry, 2020 - chinesechemsoc.org
Perovskites show exciting potential for photoelectric applications, especially for light-emitting
diodes (LEDs), owing to their intrinsically high photoluminescence efficiency and color …

Lattice strain suppresses point defect formation in halide perovskites

C Deger, S Tan, KN Houk, Y Yang, I Yavuz - Nano Research, 2022 - Springer
We computationally investigate the impact of crystal strain on the formation of native point
defects likely to be formed in halide perovskites; A-site cation antisite (IA), Pb antisite (IPb), A …

Fine control of perovskite crystallization and reducing luminescence quenching using self‐doped polyaniline hole injection layer for efficient perovskite light‐emitting …

S Ahn, MH Park, SH Jeong, YH Kim… - Advanced Functional …, 2019 - Wiley Online Library
Organic–inorganic hybrid perovskites (OHPs) are promising emitters for light‐emitting
diodes (LEDs) due to the high color purity, low cost, and simple synthesis. However, the …

Conjugated Polyelectrolytes as Multifunctional Passivating and Hole‐Transporting Layers for Efficient Perovskite Light‐Emitting Diodes

S Lee, CH Jang, TL Nguyen, SH Kim… - Advanced …, 2019 - Wiley Online Library
Metal halide perovskites (MHPs) have attracted significant attention as light‐emitting
materials owing to their high color purities and tunabilities. A key issue in perovskite light …

Stabilizing lead halide perovskites with quaternary ammonium cations: the case of tetramethylammonium lead iodide

A Ciccioli, R Panetta, A Luongo, B Brunetti… - Physical Chemistry …, 2019 - pubs.rsc.org
Organoammonium lead halide perovskites, especially methylammonium lead iodide
CH3NH3PbI3, are promising photovoltaic materials, but they are far from commercial …

Enhanced electroluminescence of cesium lead bromide light-emitting diode driven by ion migration via surface passivation with organic halide surfactants

K Srisawad, P Kanjanaboos, P Wilairat… - Surfaces and …, 2022 - Elsevier
One strategy to enhance the performance of perovskite light-emitting diode is to reduce the
surface defect of the perovskite. In this work, we investigated the post treatment of CsPbBr 3 …

Exploration of the Defect Passivation in Perovskite Materials Using Organic Spacer Cations

K Shen, J Wang, Y Lu, Y Shen, YQ Li… - Advanced Materials …, 2022 - Wiley Online Library
Quasi‐2D metal halide perovskite light emitting diodes (PeLEDs) have attracted a lot of
attentions in recent years, while their potential applications in displays and lighting are …

Considering the effectiveness of a unique combined annealing-based postprocessing method on the optoelectronic properties of MAPbBr3-based light emitting …

X Zhang, L Xu, Y Li, S SaeidNahaei - Solid State Communications, 2022 - Elsevier
Abstract Metal Halide Perovskites (MHPs) have been considered as a hot research field for
optoelectronic devices such as Perovskite Light Emitting Diodes (PeLEDs), photodetectors …