Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Author Correction: Magnetoreception in a freshwater ciliate arises from endosymbiosis.

Nature communications·2026
Same author

2D Semiconductor Nanosheets Supported on Colloidal Quantum Cubes.

ACS nano·2026
Same author

Structural and electronic signatures of stacking and intralayer transitions in epitaxial bilayer WSe<sub>2</sub> on GaP(111)B.

Nanoscale·2026
Same author

Strong effect of the nonpolar solvent molecular structure on CdSe nanoplatelet stacking.

Nanoscale·2026
Same author

Role of <sup>57</sup>Fe Mössbauer spectrometry in evidencing the non-trivial effect of MnZn ferrite nanoparticle molecular dopamine coating.

Journal of colloid and interface science·2026
Same author

Tetrel Bond-Mediated Photophysical Modulation and Fluoride Recognition in Carbazole-Organosilanes.

Inorganic chemistry·2026
Same journal

Intrinsic Superconducting Gap in Bilayer KCa<sub>2</sub>Fe<sub>4</sub>As<sub>4</sub>F<sub>2</sub> and Decoupled Monolayer FeAs.

Nano letters·2026
Same journal

Programmable Hydrogen-Assisted Chemical Vapor Deposition Growth and Bipolar Transport in Two-Dimensional MoO<sub>2</sub> Nanoflakes.

Nano letters·2026
Same journal

A Curvature-Modulated Strategy for Single-Atom Catalysts toward Reciprocal Regulation in Li-S Batteries.

Nano letters·2026
Same journal

Vacuum Pyrolysis Engineered CoSb/C Scaffold for Sodium Metal Anodes with Sodiophilic and Superionic Interphase.

Nano letters·2026
Same journal

Hexagonal SiGe Quantum Dots in Nanowires.

Nano letters·2026
Same journal

Monolithic Axial InGaAs Quantum Dot Emitters in GaAs-Based Nanowires via Sb-Mediated Facet Engineering.

Nano letters·2026
See all related articles

Related Experiment Video

Updated: Jun 18, 2026

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition
06:30

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Strategy for Ultranarrow Light Down-Conversion for Displays Based on Bicolor-Emitting 2D Colloidal Heterostructures.

Jisoo Oh1, Jiho Roh2, Clément Gureghian2

  • 1Laboratoire de Physique et d'Etude des Matériaux, ESPCI, PSL Research University, Sorbonne Université, CNRS, 10 rue Vauquelin, 75005 Paris, France.

Nano Letters
|June 16, 2026
PubMed
Summary
This summary is machine-generated.

Researchers developed novel 2D colloidal heterostructures for ultranarrow spectral emission, achieving sub-2 nm linewidths and Rec. 2020 color purity for next-generation displays.

Keywords:
2D nanocrystalsbicolor emissioncavityelectroluminescencenarrow photoluminescence

More Related Videos

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode
10:41

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Published on: May 31, 2018

Integrating a Triplet-triplet Annihilation Up-conversion System to Enhance Dye-sensitized Solar Cell Response to Sub-bandgap Light
11:26

Integrating a Triplet-triplet Annihilation Up-conversion System to Enhance Dye-sensitized Solar Cell Response to Sub-bandgap Light

Published on: September 12, 2014

Related Experiment Videos

Last Updated: Jun 18, 2026

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition
06:30

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode
10:41

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Published on: May 31, 2018

Integrating a Triplet-triplet Annihilation Up-conversion System to Enhance Dye-sensitized Solar Cell Response to Sub-bandgap Light
11:26

Integrating a Triplet-triplet Annihilation Up-conversion System to Enhance Dye-sensitized Solar Cell Response to Sub-bandgap Light

Published on: September 12, 2014

Area of Science:

  • Materials Science
  • Nanotechnology
  • Optoelectronics

Background:

  • Colloidal nanocrystals are used for light down-conversion but lack the color purity for advanced displays like Rec. 2020.
  • Achieving ultranarrow spectral emission (<10 nm) is crucial for next-generation displays.
  • Material engineering alone has limitations in meeting stringent color purity requirements.

Purpose of the Study:

  • To design a novel 2D colloidal heterostructure for ultranarrow spectral emission.
  • To achieve bright bicolor emission (green/red) with tunable intensity ratios.
  • To meet the color purity targets of Rec. 2020 for display applications.

Main Methods:

  • Fabrication of a 2D colloidal heterostructure: CdSe core nanoplatelet, CdS crown, and CdZnS shell.
  • Integration of nanoplatelets into a dielectric cavity.
  • Control of emission intensity ratios via excitation power (optical or electrical).

Main Results:

  • Achieved bright solid-state bicolor emission (green/red) with tunable intensity ratios.
  • Narrowed emission linewidth to sub-2 nm using dielectric cavity integration.
  • Enhanced photoluminescence intensity by up to 200 times.
  • Met Rec. 2020 color purity targets.

Conclusions:

  • The novel 2D colloidal heterostructure design meets stringent color purity requirements for next-generation displays.
  • Integration into a dielectric cavity significantly enhances emission properties.
  • This approach offers a viable alternative to complex laser-based solutions for achieving ultranarrow spectral emission.