Journal ArticleDOI
Highly stable CsPbI3:Sr2+ nanocrystals with near-unity quantum yield enabling perovskite light-emitting diodes with an external quantum efficiency of 17.1%
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TLDR
In this paper, a modified hot injection method was used to synthesize Sr2+-doped CsPbI3:Sr2+ NCs, which showed enhanced stability and near-unity photoluminescence quantum yield (PLQY, 99.8%).About:
This article is published in Nano Energy.The article was published on 2021-07-01. It has received 68 citations till now. The article focuses on the topics: Perovskite (structure) & Quantum yield.read more
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Toward Stable and Efficient Perovskite Light-Emitting Diodes
Dexin Yang,Dexin Yang,Baodan Zhao,Baodan Zhao,Tao Yang,Runchen Lai,Dongchen Lan,Richard H. Friend,Dawei Di,Dawei Di +9 more
Journal ArticleDOI
Approaching high-performance light-emitting devices upon perovskite quantum dots: Advances and prospects
TL;DR: In this article , a comprehensive review of recent advances towards high-performance PQD-LEDs, including the progress in preparation modification, surface engineering and composition regulation of PQDs, as well as the device architecture optimization, is presented, accompanied by potential corresponding countermeasures and future development prospects.
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Ultrastable and highly efficient green-emitting perovskite quantum dot composites for Mini-LED displays or backlights
TL;DR: In this article , the authors reported ultrastable CsPbBr3:Sr/PbBBr(OH)/molecular sieve composites with a high photoluminescence quantum yield of 75% and high overall stability when exposed to water, blue light and heat.
Journal ArticleDOI
Electroluminescent Solar Cells Based on CsPbI3 Perovskite Quantum Dots
Yao Wang,Chenghao Duan,Xuliang Zhang,Jianguo Sun,Xufeng Ling,Junwei Shi,Long Hu,Zizhen Zhou,Xianxin Wu,Wei Han,Xinfeng Liu,Claudio Cazorla,Dewei Chu,Shujuan Huang,Tom Wu,Jianyu Yuan,Wanli Ma +16 more
Journal ArticleDOI
Efficient and Stable Blue- and Red-Emitting Perovskite Nanocrystals through Defect Engineering: PbX2 Purification
ChaeHyun Lee,YeJi Shin,Alexis Villanueva Antoli,Samrat Das Adhikari,Jhonatan Rodriguez-Pereira,Jhonatan Rodriguez-Pereira,Jan M. Macak,Jan M. Macak,Camilo A. Mesa,Sixto Gimenez,Seog Joon Yoon,Andrés Fabián Gualdrón Reyes,Andrés Fabián Gualdrón Reyes,Iván Mora-Seró +13 more
References
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Journal ArticleDOI
Nanocrystals of Cesium Lead Halide Perovskites (CsPbX3, X = Cl, Br, and I): Novel Optoelectronic Materials Showing Bright Emission with Wide Color Gamut
Loredana Protesescu,Loredana Protesescu,Sergii Yakunin,Sergii Yakunin,Maryna I. Bodnarchuk,Maryna I. Bodnarchuk,Franziska Krieg,Franziska Krieg,Riccarda Caputo,Christopher H. Hendon,Ruo Xi Yang,Aron Walsh,Maksym V. Kovalenko,Maksym V. Kovalenko +13 more
TL;DR: The compelling combination of enhanced optical properties and chemical robustness makes CsPbX3 nanocrystals appealing for optoelectronic applications, particularly for blue and green spectral regions (410–530 nm), where typical metal chalcogenide-based quantum dots suffer from photodegradation.
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Quantum Dot Light-Emitting Diodes Based on Inorganic Perovskite Cesium Lead Halides (CsPbX3)
TL;DR: The demonstration of these novel quantum-dot light-emitting diodes based on all-inorganic perovskite CsPbX3 (X = Cl, Br, I) nanocrystals opens a new avenue toward designing optoelectronic devices, such as displays, photodetectors, solar cells, and lasers.
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Quantum dot-induced phase stabilization of α-CsPbI3 perovskite for high-efficiency photovoltaics.
Abhishek Swarnkar,Abhishek Swarnkar,Ashley R. Marshall,Ashley R. Marshall,Erin M. Sanehira,Erin M. Sanehira,Boris D. Chernomordik,David T. Moore,Jeffrey A. Christians,Tamoghna Chakrabarti,Joseph M. Luther +10 more
TL;DR: N nanoscale phase stabilization of CsPbI3 quantum dots (QDs) to low temperatures that can be used as the active component of efficient optoelectronic devices and describe the formation of α-CsP bI3 QD films that are phase-stable for months in ambient air.
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Properties and potential optoelectronic applications of lead halide perovskite nanocrystals
Maksym V. Kovalenko,Maksym V. Kovalenko,Loredana Protesescu,Loredana Protesescu,Maryna I. Bodnarchuk +4 more
TL;DR: The prospects of LHP NCs for optoelectronic applications such as in television displays, light-emitting devices, and solar cells are surveyed, emphasizing the practical hurdles that remain to be overcome.
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Genesis, challenges and opportunities for colloidal lead halide perovskite nanocrystals
Quinten A. Akkerman,Quinten A. Akkerman,Gabriele Rainò,Gabriele Rainò,Maksym V. Kovalenko,Maksym V. Kovalenko,Liberato Manna,Liberato Manna +7 more
TL;DR: Lead-halide perovskites have entered the family of colloidal nanocrystals, showing excellent optical properties and easy synthesizability, and insight is provided into their chemical versatility, stability challenges and use in optoelectronics.