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Journal ArticleDOI

State of the Art and Prospects for Halide Perovskite Nanocrystals.

Amrita Dey, +78 more
- 27 Jul 2021 - 
- Vol. 15, Iss: 7, pp 10775-10981
TLDR
A comprehensive review of metal-halide perovskite nanocrystals can be found in this article, where researchers having expertise in different fields (chemistry, physics, and device engineering) have joined together to provide a state-of-the-art overview and future prospects of metalhalide nanocrystal research.
Abstract
Metal-halide perovskites have rapidly emerged as one of the most promising materials of the 21st century, with many exciting properties and great potential for a broad range of applications, from photovoltaics to optoelectronics and photocatalysis. The ease with which metal-halide perovskites can be synthesized in the form of brightly luminescent colloidal nanocrystals, as well as their tunable and intriguing optical and electronic properties, has attracted researchers from different disciplines of science and technology. In the last few years, there has been a significant progress in the shape-controlled synthesis of perovskite nanocrystals and understanding of their properties and applications. In this comprehensive review, researchers having expertise in different fields (chemistry, physics, and device engineering) of metal-halide perovskite nanocrystals have joined together to provide a state of the art overview and future prospects of metal-halide perovskite nanocrystal research.

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Citations
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Journal ArticleDOI

Colloidal Metal‐Halide Perovskite Nanoplatelets: Thickness‐Controlled Synthesis, Properties, and Application in Light‐Emitting Diodes

TL;DR: In this paper , the state-of-the-art in colloidal metal-halide perovskite nanocrystals (MHP NCs) is discussed, and the challenges associated with their thickness-controlled synthesis, environmental and thermal stability, and their application in making efficient LEDs are discussed.
Journal ArticleDOI

Controlling the nucleation and growth kinetics of lead halide perovskite quantum dots

TL;DR: In this paper , a room-temperature synthesis of monodisperse, isolable, spheroidal APbBr3 QDs with size tunable from 3 to > 13 nanometers was reported.
Journal ArticleDOI

Dual-Band-Tunable White-Light Emission from Bi3+/Te4+ Emitters in Perovskite-Derivative Cs2SnCl6 Microcrystals.

TL;DR: These findings provide not only new insights into the excited-state dynamics of Bi3+ and Te4+ in Cs2SnCl6, but also a general approach to achieve single-composition white-light emitters based on lead-free metal halides through ns2-metal ion co-doping.
Journal ArticleDOI

What Happens When Halide Perovskites Meet with Water?

TL;DR: In this paper , the degradation of halide perovskites upon water exposure has been intensively studied, resulting in chemical insights into key processes, including hydration, phase transformation, decomposition, and dissolution.
References
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Journal ArticleDOI

Triplet Energy Transfer from CsPbBr3 Nanocrystals Enabled by Quantum Confinement

TL;DR: It is reported that quantum confinement is required for triplet energy transfer (TET) from perovskite NCs to polycyclic aromatic hydrocarbons (PAHs), and the TET rate scaled linearly with carrier probability density at the NC surface, consistent with a Dexter-type TET mechanism requiring wave function exchange between the NC donors and pyrene acceptors.
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Efficient and Stable Luminescence from Mn2+ in Core and Core-Isocrystalline Shell CsPbCl3 Perovskite Nanocrystals.

TL;DR: A facile room temperature method for Mn2+ doping into CsPbCl3 NCs with characteristic cubic phase structure very similar to the undoped counterpart, indicating that the nucleation and growth mechanism are not significantly modified for the doping concentrations realized.
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Do grain boundaries dominate non-radiative recombination in CH3NH3PbI3 perovskite thin films?

TL;DR: Grain boundaries with respect to non-GB regions in high-quality micrometer-sized perovskite MAPbI3 thin films are examined using high-resolution confocal fluorescence-lifetime imaging microscopy in conjunction with kinetic modeling of charge-transport and recombination processes to show that GBs in these films do not lead to increased recombination.
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One-Step Preparation of Long-Term Stable and Flexible CsPbBr3 Perovskite Quantum Dots/Ethylene Vinyl Acetate Copolymer Composite Films for White Light-Emitting Diodes

TL;DR: In this article, CsPbBr3 perovskite quantum dots (PQDs)/ethylene vinyl acetate (EVA) composite films were prepared via a one-step method; on the basis of this, both supersaturated recrystallization of PQDs and dissolution of EVA were realized in toluene.
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