Themed collection Quantum Dots: A Nanoscience Nobel Prize

36 items
Open Access Focus

Technology progress on quantum dot light-emitting diodes for next-generation displays

This article focuses on state-of-the-art technologies used in the research on materials, devices and processes to achieve high-performance QD-LEDs.

Graphical abstract: Technology progress on quantum dot light-emitting diodes for next-generation displays
From the themed collection: Focus article collection
Feature Article

Tin and germanium monochalcogenide IV–VI semiconductor nanocrystals for use in solar cells

This feature article highlights efforts towards achieving synthetic control over non-lead containing IV–VI monochalcogenides and their application in photovoltaic devices.

Graphical abstract: Tin and germanium monochalcogenide IV–VI semiconductor nanocrystals for use in solar cells
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Review Article

Mercury chalcogenide colloidal quantum dots for infrared photodetection: from synthesis to device applications

A comprehensive review on Hg chalcogenide colloidal quantum dot infrared photodetectors, with the essential progress of synthesis methods, property control, device engineering, focus plane array integration and innovative applications.

Graphical abstract: Mercury chalcogenide colloidal quantum dots for infrared photodetection: from synthesis to device applications
From the themed collection: Nanoscale and Nanoscale Horizons: Nanodevices
Open Access Review Article

Biomolecule-derived quantum dots for sustainable optoelectronics

The recent advances in sustainable optoelectronics applications of quantum dots derived from different biomolecules are documented in this review.

Graphical abstract: Biomolecule-derived quantum dots for sustainable optoelectronics
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Review Article

Novel properties and applications of carbon nanodots

Overview of the optical properties and versatile applications of carbon dots.

Graphical abstract: Novel properties and applications of carbon nanodots
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Review Article

Semicondutor quantum dots-based metal ion probes

This review details the recent progress regarding the state-of-the-art use of semiconductor quantum dots (QDs) as metal ion probes for diverse applications.

Graphical abstract: Semicondutor quantum dots-based metal ion probes
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Review Article

Focusing on luminescent graphene quantum dots: current status and future perspectives

Recent progress on graphene quantum dots is presented, mainly focusing on the top-down synthetic routes, optical properties and applications.

Graphical abstract: Focusing on luminescent graphene quantum dots: current status and future perspectives
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Stable continuous-wave lasing from discrete cesium lead bromide quantum dots embedded in a microcavity

We have successfully fabricated a high-Q vertical-cavity surface-emitting laser (VCSEL) using CsPbBr3 QDs, achieving room-temperature lasing with a low threshold of 8.8 W cm−2, demonstrating excellent stability even after a year.

Graphical abstract: Stable continuous-wave lasing from discrete cesium lead bromide quantum dots embedded in a microcavity
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Communication

Photoinduced interfacial electron transfer from perovskite quantum dots to molecular acceptors for solar cells

Electron donor-acceptor systems between halide perovskites and molecular acceptors form promising p-n junctions for solar cells.

Graphical abstract: Photoinduced interfacial electron transfer from perovskite quantum dots to molecular acceptors for solar cells
From the themed collection: Halide Perovskite Optoelectronics
Open Access Communication

InP/ZnS quantum dot photoluminescence modulation via in situ H2S interface engineering

High photoluminescent InP/ZnS QDs synthesis by in situ H2S interface engineering.

Graphical abstract: InP/ZnS quantum dot photoluminescence modulation via in situ H2S interface engineering
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Communication

Determination of the optical constants of ligand-free organic lead halide perovskite quantum dots

We determine the complex refractive index of perovskite QDs, for which we take advantage of a ligand-free synthetic approach that facilitates discriminating the contribution of the nanocrystals to the effective optical constant of the ensemble.

Graphical abstract: Determination of the optical constants of ligand-free organic lead halide perovskite quantum dots
From the themed collection: Halide Perovskite Optoelectronics
Communication

High-performance tricolored white lighting electroluminescent devices integrated with environmentally benign quantum dots

Tricolored white lighting quantum dot-light-emitting diodes comprising three environmentally benign primary color emitters of II–VI blue and green ZnSeTe and I–III–VI red Zn–Cu–In–S QDs are demonstrated.

Graphical abstract: High-performance tricolored white lighting electroluminescent devices integrated with environmentally benign quantum dots
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Lead-free, stable, high-efficiency (52%) blue luminescent FA3Bi2Br9 perovskite quantum dots

Lead-free Bi-based perovskite FA3Bi2X9 (X = Cl, Br, and I) quantum dots (QDs) are synthesized for the first time at room temperature. The ligand-passivated FA3Bi2Br9 QDs exhibit blue emission at 437 nm with photoluminescence quantum yield (PLQY) up to 52%.

Graphical abstract: Lead-free, stable, high-efficiency (52%) blue luminescent FA3Bi2Br9 perovskite quantum dots
Communication

Promoting photoluminescence quantum yields of glass-stabilized CsPbX3 (X = Cl, Br, I) perovskite quantum dots through fluorine doping

Highly luminescent glass-stabilized CsPbX3 (X = Cl, Br, I) perovskite QDs are fabricated via an in situ glass crystallization strategy and fluorine doping.

Graphical abstract: Promoting photoluminescence quantum yields of glass-stabilized CsPbX3 (X = Cl, Br, I) perovskite quantum dots through fluorine doping
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Au quantum dots engineered room temperature crystallization and magnetic anisotropy in CoFe2O4 thin films

For the first time, this work presents a novel room temperature time-effective concept to manipulate the crystallization kinetics and magnetic responses of thin films grown on amorphous substrates.

Graphical abstract: Au quantum dots engineered room temperature crystallization and magnetic anisotropy in CoFe2O4 thin films
Communication

Understanding charge transfer and recombination by interface engineering for improving the efficiency of PbS quantum dot solar cells

In Mg-doped ZnO/PbS QDHSCs, a spike structure is formed between the QDs and the “electron acceptor”, which improved charge collection efficiency.

Graphical abstract: Understanding charge transfer and recombination by interface engineering for improving the efficiency of PbS quantum dot solar cells
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Highly stable CsPbBr3 quantum dots coated with alkyl phosphate for white light-emitting diodes

A simple strategy to synthesize TDPA coated CsPbBr3 QDs with improved stability and high PLQY.

Graphical abstract: Highly stable CsPbBr3 quantum dots coated with alkyl phosphate for white light-emitting diodes
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Perovskite quantum dots encapsulated in electrospun fiber membranes as multifunctional supersensitive sensors for biomolecules, metal ions and pH

Electrospun PMMA fiber membrane encapsulated with CsPbBr3 exhibits excellent FRET detection performance on trypsin, Cu2+ and pH.

Graphical abstract: Perovskite quantum dots encapsulated in electrospun fiber membranes as multifunctional supersensitive sensors for biomolecules, metal ions and pH
Communication

Multistage extraction platform for highly efficient and fully continuous purification of nanoparticles

This paper presents a fully-continuous novel liquid–liquid-extraction (LLE) platform for the purification of nanoparticles.

Graphical abstract: Multistage extraction platform for highly efficient and fully continuous purification of nanoparticles
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Communication

Detection of high-energy compounds using photoluminescent silicon nanocrystal paper based sensors

A silicon nanocrystal paper based sensor has been developed for the rapid, on-site detection of nitro-group containing explosive compounds.

Graphical abstract: Detection of high-energy compounds using photoluminescent silicon nanocrystal paper based sensors
Communication

6.5% efficient perovskite quantum-dot-sensitized solar cell

Highly efficient perovskite quantum-dot-sensitized solar cell.

Graphical abstract: 6.5% efficient perovskite quantum-dot-sensitized solar cell
Paper

Ultra-small α-CsPbI3 perovskite quantum dots with stable, bright and pure red emission for Rec. 2020 display backlights

The 4.2 nm α-CsPbI3 quantum dots - polymer composite films with 630 nm emission and high stability have been achieved, which are used for LED displays with color gamut to 96% of the Rec. 2020 standard.

Graphical abstract: Ultra-small α-CsPbI3 perovskite quantum dots with stable, bright and pure red emission for Rec. 2020 display backlights
Paper

Photoconductive focal plane array based on HgTe quantum dots for fast and cost-effective short-wave infrared imaging

Image (left) acquired using a camera which active layer is a photoconductive layer fabricated from a HgTe nanocrystal film (schematic on right).

Graphical abstract: Photoconductive focal plane array based on HgTe quantum dots for fast and cost-effective short-wave infrared imaging
Paper

Highly luminescent red-emitting In(Zn)P quantum dots using zinc oxo cluster: synthesis and application to light-emitting diodes

High quality red-emitting In(Zn)P QDs were synthesized by combining a Zn oxo cluster and seed-mediated continuous growth method.

Graphical abstract: Highly luminescent red-emitting In(Zn)P quantum dots using zinc oxo cluster: synthesis and application to light-emitting diodes
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Paper

Quantum dot photolithography using a quantum dot photoresist composed of an organic–inorganic hybrid coating layer

We reports a QD photolithography technique using a custom-developed QD photoresist made of an organic–inorganic hybrid coating layer.

Graphical abstract: Quantum dot photolithography using a quantum dot photoresist composed of an organic–inorganic hybrid coating layer
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Paper

Surface ligand chemistry on quaternary Ag(InxGa1−x)S2 semiconductor quantum dots for improving photoluminescence properties

The photoluminescence properties of Ag(InxGa1−x)S2 quaternary semiconductor quantum dots are improved by ligand exchange with L-, X-, and Z-type ligands. Analyses of both the quantum dots and byproducts are performed for understanding the mechanism.

Graphical abstract: Surface ligand chemistry on quaternary Ag(InxGa1−x)S2 semiconductor quantum dots for improving photoluminescence properties
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Paper

Photoluminescence investigations of sulfur quantum dots synthesized by a bubbling-assisted strategy

The photoluminescence mechanisms of S-dots were revealed by the bubbling-assisted synthesis and spectroscopic study. The emission color of the S-dots depends on the size, and the emission efficiency is affected by the surface sulfur species.

Graphical abstract: Photoluminescence investigations of sulfur quantum dots synthesized by a bubbling-assisted strategy
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Paper

Room temperature synthesis of Sn2+ doped highly luminescent CsPbBr3 quantum dots for high CRI white light-emitting diodes

Room temperature synthesis of Sn2+ doped CsPbBr3 QDs show a high PLQY of 82.77% and their corresponding WLEDs exhibit a CRI of 89 and a CCT of 3954.

Graphical abstract: Room temperature synthesis of Sn2+ doped highly luminescent CsPbBr3 quantum dots for high CRI white light-emitting diodes
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Open Access Paper

2D-MoS2 nanosheets as effective hole transport materials for colloidal PbS quantum dot solar cells

Herein, we demonstrate for the first time matrix-free deposition of two dimensional (2D) MoS2 nanosheets as an efficient hole transport layer (HTL) for colloidal lead sulfide (PbS) quantum dot (QD) solar cells.

Graphical abstract: 2D-MoS2 nanosheets as effective hole transport materials for colloidal PbS quantum dot solar cells
Paper

Stable, small, specific, low-valency quantum dots for single-molecule imaging

Small, specific, low-valency quantum dots for single-cell and single-molecule imaging.

Graphical abstract: Stable, small, specific, low-valency quantum dots for single-molecule imaging
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Paper

Novel inorganic perovskite quantum dots for photocatalysis

Uniform CsPbX3 quantum dots were synthesized via an emulsion fabrication and demulsion method at room temperature. The as-prepared CsPbX3 QDs exhibit high synthetic yield and highly uniform morphology, as well as excellent photocatalytic activity toward the degradation of MO.

Graphical abstract: Novel inorganic perovskite quantum dots for photocatalysis
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Paper

Efficient quantum dot light-emitting diodes with a Zn0.85Mg0.15O interfacial modification layer

Efficient inverted QLEDs have been developed by using solution processed ZnMgO nanoparticles as an interfacial modification layer.

Graphical abstract: Efficient quantum dot light-emitting diodes with a Zn0.85Mg0.15O interfacial modification layer
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Paper

A facile synthesis of highly luminescent nitrogen-doped graphene quantum dots for the detection of 2,4,6-trinitrophenol in aqueous solution

Fluorescent N-GQDs with a high quantum yield of 59.2% have been synthesized by pyrolyzing CA and Tris-HMA. The N-GQDs emitted strong blue fluorescence under 365 nm UV light and their fluorescence intensity showed a sensitive response to TNP in the range 1–60 μM.

Graphical abstract: A facile synthesis of highly luminescent nitrogen-doped graphene quantum dots for the detection of 2,4,6-trinitrophenol in aqueous solution
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
Paper

Edge-enriched graphene quantum dots for enhanced photo-luminescence and supercapacitance

Graphene quantum dots synthesized from activated graphene using ultrasonication and chemical activation shows high edge-enriched states resulting in excellent luminescence and capacitance properties.

Graphical abstract: Edge-enriched graphene quantum dots for enhanced photo-luminescence and supercapacitance
Paper

Highly luminescent S, N co-doped graphene quantum dots with broad visible absorption bands for visible light photocatalysts

A facile hydrothermal synthesis route to N and S, N co-doped graphene quantum dots (GQDs) was developed by using citric acid as the C source and urea or thiourea as N and S sources.

Graphical abstract: Highly luminescent S, N co-doped graphene quantum dots with broad visible absorption bands for visible light photocatalysts
Paper

Aqueous synthesis of highly luminescent AgInS2–ZnS quantum dots and their biological applications

Highly luminescent AgInS2–ZnS quantum dots that can be readily utilized in biological applications have been successfully prepared in aqueous media.

Graphical abstract: Aqueous synthesis of highly luminescent AgInS2–ZnS quantum dots and their biological applications
From the themed collection: Quantum Dots: A Nanoscience Nobel Prize
36 items

About this collection

This cross-journal collection in Nanoscale Horizons, Nanoscale and Nanoscale Advances is dedicated to quantum dots, in honour of the 2023 Nobel Prize in Chemistry. This collection showcases both historic papers and recent developments in the field and includes work focusing on the design, synthesis/characterisation and varied applications of quantum dots.

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