Metal Halide Perovskite Nanocrystals: Synthesis, Post-Synthesis Modifications, and Their Optical Properties

Chemical Reviews, Год журнала: 2019, Номер 119(5), С. 3296 - 3348

Опубликована: Фев. 13, 2019

Metal halide perovskites represent a flourishing area of research, driven by both their potential application in photo-voltaics and optoelectronics, for the fundamental science underpinning unique optoelectronic properties. The advent colloidal methods synthesis perovskite nanocrystals has brought to attention inter-esting aspects this new type materials, above all defect-tolerance. This review aims provide an updated survey fast-moving field, with main focus on synthesis. We examine chemistry ca-pability different synthetic routes control shape, size optical properties resulting nano-crystals. also up date overview post-synthesis transformations, summarize various so-lution processes aimed at fabricating perovskite-based nanocomposites. then nanocrystals, focusing linear properties, effects quantum confinement and, then, current knowledge exciton binding energies. discuss emergence non-linear phenomena such as multiphoton absorption, biexcitons carrier multiplication. At last, we outlook most cogent open questions possible future directions.

Язык: Английский

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Recent progress of zero-dimensional luminescent metal halides

Chemical Society Reviews, Год журнала: 2021, Номер 50(4), С. 2626 - 2662

Опубликована: Янв. 1, 2021

This review provides in-depth insight into the structure–luminescence–application relationship of 0D all-inorganic/organic–inorganic hybrid metal halide luminescent materials.

Язык: Английский

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What Defines a Halide Perovskite?

ACS Energy Letters, Год журнала: 2020, Номер 5(2), С. 604 - 610

Опубликована: Янв. 28, 2020

ADVERTISEMENT RETURN TO ISSUEPREVViewpointNEXTWhat Defines a Halide Perovskite?Quinten A. Akkerman*Quinten AkkermanNanochemistry Department, Istituto Italiano di Tecnologia, Via Morego 30, 16163 Genova, Italy*Email: [email protected]More by Quinten Akkerman and Liberato Manna*Liberato MannaNanochemistry Mannahttp://orcid.org/0000-0003-4386-7985Cite this: ACS Energy Lett. 2020, 5, 2, 604–610Publication Date (Web):January 28, 2020Publication History Received7 January 2020Accepted17 2020Published online28 inissue 14 February 2020https://pubs.acs.org/doi/10.1021/acsenergylett.0c00039https://doi.org/10.1021/acsenergylett.0c00039article-commentaryACS PublicationsCopyright © 2020 American Chemical Society. This publication is licensed under CC-BY. Open Access the license indicated. Learn MoreArticle Views35965Altmetric-Citations254LEARN ABOUT THESE METRICSArticle Views are COUNTER-compliant sum of full text article downloads since November 2008 (both PDF HTML) across all institutions individuals. These metrics regularly updated to reflect usage leading up last few days.Citations number other articles citing this article, calculated Crossref daily. Find more information about citation counts.The Altmetric Attention Score quantitative measure attention that research has received online. Clicking on donut icon will load page at altmetric.com with additional details score social media presence for given article. how calculated. Share Add toView InAdd Full Text ReferenceAdd Description ExportRISCitationCitation abstractCitation referencesMore Options onFacebookTwitterWechatLinked InRedditEmail (6 MB) Get e-AlertscloseSUBJECTS:Cations,Halogens,Inorganic compounds,Metals,Perovskites e-Alerts

Язык: Английский

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Luminescent perovskites: recent advances in theory and experiments

Inorganic Chemistry Frontiers, Год журнала: 2019, Номер 6(11), С. 2969 - 3011

Опубликована: Янв. 1, 2019

This review summarizes previous research on luminescent perovskites, including oxides and halides, with different structural dimensionality. The relationship between the crystal structure, electronic structure properties is discussed in detail.

Язык: Английский

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Defect engineering of oxide perovskites for catalysis and energy storage: synthesis of chemistry and materials science

Chemical Society Reviews, Год журнала: 2021, Номер 50(18), С. 10116 - 10211

Опубликована: Янв. 1, 2021

The present work provides a critical review of the science and technological state-of-the-art defect engineering applied to oxide perovskites in thermocatalytic, electrocatalytic, photocatalytic, energy-storage applications.

Язык: Английский

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Halide Perovskites: Thermal Transport and Prospects for Thermoelectricity

Advanced Science, Год журнала: 2020, Номер 7(10)

Опубликована: Апрель 16, 2020

The recent re-emergence of halide perovskites has received escalating interest for optoelectronic applications. In addition to photovoltaics, the multifunctional nature led diverse ultralow thermal conductivity coupled with decent mobility and charge carrier tunability prediction as a possible contender future thermoelectrics. Herein, advances in transport their potentials challenges thermoelectrics are reviewed. An overview phonon behavior perovskites, well compositional dependency is analyzed. Understanding knowing value crucial creating effective heat dissipation schemes determining other thermal-related properties like thermo-optic coefficients, hot-carrier cooling, thermoelectric efficiency. Recent works on perovskite-based together theoretical predictions viability highlighted. Also, progress modulating using light chemical doping discussed. Finally, strategies overcome limiting factors perovskite prospects emphasized.

Язык: Английский

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Resurfacing halide perovskite nanocrystals

Science, Год журнала: 2019, Номер 364(6443), С. 833 - 834

Опубликована: Май 30, 2019

Optoelectronic devices require tailored ligands that stabilize nanocrystals and promote charge transport

Язык: Английский

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Photoluminescence Origin of Zero-Dimensional Cs₄PbBr₆ Perovskite

ACS Energy Letters, Год журнала: 2019, Номер 5(1), С. 87 - 99

Опубликована: Ноя. 22, 2019

Green-emitting zero-dimensional perovskite Cs4PbBr6, consisting of an array isolated [PbBr6]4– octahedra, has drawn a magnitude interest due to its peculiar yet robust photoluminescence properties. Given many advances in the past few years, true nature unusual green emission from wide-bandgap Cs4PbBr6 remains elusive. Although number reviews have been published on this subject, emerging evidence motivates us summarize rapid progress about debate, whereby critical comments were made either rationalize or question each point view. This Review summarizes latest findings PL origins covering both CsPbBr3 impurity and defect theories. Specifically, chemical defects, including Br vacancies, polybromide, self-trapped excitons, interstitial molecules, is discussed. The phase transformation between particularly stressed because it brought more cloud puzzle. Finally, we discuss potential application material envisioned several future directions that may clarify mechanism PL.

Язык: Английский

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Strategies Toward Efficient Blue Perovskite Light‐Emitting Diodes

Advanced Functional Materials, Год журнала: 2021, Номер 31(30)

Опубликована: Май 24, 2021

Abstract Substantial progress has been made in blue perovskite light‐emitting diodes (PeLEDs). In this review, the strategies for high‐performance PeLEDs are described, and main focus is on optimization of optical electrical properties perovskites. detail, fundamental device working principles first elucidated, followed by a systematical discussion key issues achieving high‐quality nanocrystals (NCs) quasi‐2D These involve ligand metal doping enhancing carrier transport reducing traps NCs, as well phase modulation defect passivation improving energy transfer emission efficiency The efficient 3D mixed‐halide lead‐free LEDs then briefly introduced. After that, other strategies, including effective charge layer, system, architecture high light outcoupling efficiency, further discussed to boost PeLED performances. Meanwhile, testing standard lifetime suggested enable direct comparisons operational stability. Finally, challenges future directions addressed.

Язык: Английский

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Low‐Dimensional Metal Halide for High Performance Scintillators

Advanced Functional Materials, Год журнала: 2024, Номер 34(38)

Опубликована: Апрель 25, 2024

Abstract Inorganic scintillators play a pivotal role in diverse fields like medical imaging, nondestructive detection, homeland security, and high‐energy physics. However, traditional inorganic encounter challenges such as high fabrication costs low light yield. Recently, low‐dimensional metal halide (LDMHS) have witnessed rapid progress, owing to their distinctive crystal structure superior radioluminescence performance. Herein, an overview of recent advancements proposed instructive pathways for achieving high‐performance LDMHS is provided. First, the scintillation physical mechanism emphasis on essential requirements applications are elucidated. Furthermore, classified according B‐site cations, respective characteristics introduced. This encompasses understanding structure‐property relationships routes rules optimizing Finally, persisting this burgeoning field potential research directions future exploration discussed.

Язык: Английский

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