Journal ArticleDOI
Operational and Spectral Stability of Perovskite Light-Emitting Diodes
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This article is published in ACS energy letters.The article was published on 2021-09-10. It has received 31 citations till now. The article focuses on the topics: Perovskite (structure).read more
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Recent Progress in Halide Perovskite Radiation Detectors for Gamma-Ray Spectroscopy
Fangze Liu,Rong Wu,Jing Wei,Wanyi Nie,Aditya D. Mohite,Sergio Brovelli,Liberato Manna,Hongbo Li +7 more
TL;DR: In this article , a review of the recent developments in halide perovskite γ-ray detectors is presented, with an outlook on the field, with emphasis on the challenges to be overcome.
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Small Molecule Approach to Passivate Undercoordinated Ions in Perovskite Light Emitting Diodes: Progress and Challenges
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Perspective on Metal Halides with Self‐Trapped Exciton toward White Light‐Emitting Diodes
TL;DR: In this paper , the key issues and challenges of metal halides with self-trapped exciton (STE•MHs) as the single-layered emitter in WLEDs are discussed.
Journal ArticleDOI
Impacts of the Lattice Strain on Perovskite Light‐Emitting Diodes
Heyong Wang,Zhan Chen,Fuyu Tian,Guanhaojie Zheng,Hongguang Wang,Tiankai Zhang,Jiajun Qin,Xingyu Gao,Peter A. van Aken,Lijun Zhang,Xiao-Ke Liu,Feng Gao +11 more
TL;DR: In this article , the lattice strain in perovskite films and the stability of the resulting PeLEDs is analyzed. But the lattices strain is not optimized to maximize the lifetime of a PeLED.
References
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Journal ArticleDOI
Ce3+-Doping to Modulate Photoluminescence Kinetics for Efficient CsPbBr3 Nanocrystals Based Light-Emitting Diodes
Ji-Song Yao,Jing Ge,Boning Han,Kun-Hua Wang,Hong-Bin Yao,Hao-Lei Yu,Jianhai Li,Bai-Sheng Zhu,Jizhong Song,Chen Chen,Qun Zhang,Haibo Zeng,Yi Luo,Shu-Hong Yu +13 more
TL;DR: The ultrafast transient absorption and time-resolved photoluminescence (PL) spectroscopy revealed that Ce3+-doping can significantly modulate the PL kinetics to enhance the PL efficiency of doped CsPbBr3 NCs.
Journal ArticleDOI
Design Principles for Trap-Free CsPbX3 Nanocrystals: Enumerating and Eliminating Surface Halide Vacancies with Softer Lewis Bases.
David P. Nenon,Kimo Pressler,Jun Kang,Brent A. Koscher,Jacob H. Olshansky,Wojciech T. Osowiecki,Matthew A. Koc,Lin-Wang Wang,A. Paul Alivisatos +8 more
TL;DR: This work provides a systematic framework for preparing highly luminescent CsPbX3 nanocrystals with variable compositions and dimensionalities, thereby improving the fundamental understanding of these materials and informing future synthetic and post-synthetic efforts toward trap-free CspbX2 nanocrystal efforts.
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Modulation of recombination zone position for quasi-two-dimensional blue perovskite light-emitting diodes with efficiency exceeding 5
TL;DR: Li et al. push up the efficiency of blue diodes through composition engineering and vertical morphology control, and demonstrate the most efficient blue perovskite light-emitting diode to date with emission peak at 480 nm, record luminance of 3780 cd m−2 and record external quantum efficiency of 5.7%.
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High-Efficiency and Air-Stable Perovskite Quantum Dots Light-Emitting Diodes with an All-Inorganic Heterostructure
Zhifeng Shi,Ying Li,Yuantao Zhang,Yongsheng Chen,Xinjian Li,Di Wu,Tingting Xu,Chongxin Shan,Chongxin Shan,Guotong Du +9 more
TL;DR: This study designed and fabricated a stacking all-inorganic multilayer structure by using inorganic perovskite CsPbBr3 quantum dots (QDs) as the emissive layer and inorganic n- type MgZnO and p-type MgNiO as the carrier injectors, respectively, and obtained open possibilities for the design and development of high-efficiency and air-stable PeLEDs that are not dependent on expensive and less-stable organic
Journal ArticleDOI
Suppressed Ion Migration in Low-Dimensional Perovskites
TL;DR: In this paper, the authors showed that in low-dimensional perovskites both in the dark and under illumination, an indication of better stability of these materials for solar cells and light-emitting diodes.