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

Dose-Dependent and Irreversible Photodarkening of InP/ZnSe/ZnS Quantum Dots.

ACS nano·2026
Same author

Ultrafast Thermometry of Gold Nanoparticles: Resolving Particle and Medium Temperature Dynamics via Transient Absorption Spectroscopy.

ACS nano·2026
Same author

Electrochemical Control over Electron Density of InAs Quantum Dots.

Journal of the American Chemical Society·2026
Same author

Charge Transfer between Quantum Dots and Redox Molecules Is Not Auger-Assisted.

ACS nano·2026
Same author

Hot-carrier trapping preserves high quantum yields but limits optical gain in InP-based quantum dots.

Nature communications·2025
Same author

Potential of Electrochemical Charge Injection for Quantum Dot Light-Emitting Devices.

Chemistry of materials : a publication of the American Chemical Society·2025

Related Experiment Video

Updated: Dec 22, 2025

Synthesis of Cd-free InP/ZnS Quantum Dots Suitable for Biomedical Applications
10:56

Synthesis of Cd-free InP/ZnS Quantum Dots Suitable for Biomedical Applications

Published on: February 6, 2016

14.4K

Developing Lattice Matched ZnMgSe Shells on InZnP Quantum Dots for Phosphor Applications.

Jence T Mulder1, Nicholas Kirkwood1, Luca De Trizio2

  • 1Optoelectronic Materials Section, Faculty of Applied Sciences, Delft University of Technology, Van der Maasweg 9, 2629HZ Delft, The Netherlands.

ACS Applied Nano Materials
|May 5, 2020
PubMed
Summary

Indium phosphide quantum dots (QDs) show promise as safer alternatives. This study enhances their photoluminescence quantum yield (PLQY) and stability using novel lattice-matched core-shell structures.

More Related Videos

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials
07:12

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials

Published on: September 13, 2024

2.9K
Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

18.6K

Related Experiment Videos

Last Updated: Dec 22, 2025

Synthesis of Cd-free InP/ZnS Quantum Dots Suitable for Biomedical Applications
10:56

Synthesis of Cd-free InP/ZnS Quantum Dots Suitable for Biomedical Applications

Published on: February 6, 2016

14.4K
Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials
07:12

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials

Published on: September 13, 2024

2.9K
Compact Quantum Dots for Single-molecule Imaging
17:14

Compact Quantum Dots for Single-molecule Imaging

Published on: October 9, 2012

18.6K

Area of Science:

  • Materials Science
  • Nanotechnology
  • Quantum Dot Research

Background:

  • Cadmium- and lead-based quantum dots (QDs) are widely used but pose environmental and health risks.
  • Indium phosphide (InP) QDs offer a less toxic alternative but suffer from lower photoluminescence quantum yield (PLQY), reduced color purity, and poor stability.

Purpose of the Study:

  • To enhance the PLQY and chemical stability of indium phosphide (InP) quantum dots.
  • To develop lattice-matched InP/MgSe core-shell nanoheterostructures as improved phosphors.

Main Methods:

  • Fabrication of InZnP/ZnMg1-Se core/shell quantum dots by alloying zinc in both core and shell to achieve lattice matching.
  • Development of a synthesis route for ZnMg1-Se nanocrystals (NCs) with effective magnesium incorporation.
  • Growth of ZnMg1-Se shells around In(Zn)P QDs using an optimized procedure.

Main Results:

  • Successful synthesis of InZnP/ZnMg1-Se core/shell quantum dots.
  • Observed increase in PLQY for core/shell systems compared to bare In(Zn)P QDs.
  • Demonstrated higher color purity with increasing magnesium content in the shell, attributed to reduced interface states.

Conclusions:

  • Lattice-matched ZnMg1-Se shells significantly improve the performance of InP quantum dots.
  • The developed core-shell nanoheterostructures offer a promising pathway towards high-performance, stable, and less toxic phosphors for optoelectronic applications.