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

Morphological and chemical changes in Cd-free colloidal QD-LEDs during operation.

Science advances·2026
Same author

Ambient-compatible precursor engineering for efficient perovskite photovoltaics.

Nature communications·2026
Same author

Extending the Weakly Confined Regime of Perovskite Nanocrystals for Fast Emission at Low Temperature.

ACS nano·2026
Same author

Molecular solar thermal energy storage in Dewar pyrimidone beyond 1.6 megajoules per kilogram.

Science (New York, N.Y.)·2026
Same author

Oxygen Vacancy Formation in ZnSeTe Blue Quantum Dot Light-Emitting Diodes.

Journal of the American Chemical Society·2025
Same author

Deactivation of Interfacial Recombination Center for Thermally Stable Perovskite Solar Cells.

Journal of the American Chemical Society·2025

Related Experiment Video

Updated: Sep 13, 2025

High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy
10:40

High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy

Published on: June 28, 2016

7.6K

Third-order photon correlations extract single-nanocrystal multiexciton properties in solution.

Jonah R Horowitz, David B Berkinsky, Henry C Bendekgey

    Optics Express
    |July 30, 2025
    PubMed
    Summary

    Researchers developed new third-order photon correlation techniques to measure triexciton properties in colloidal semiconductor nanocrystals. This breakthrough allows for better understanding of multiexciton emission, crucial for advanced optical applications.

    More Related Videos

    Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene
    08:44

    Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene

    Published on: August 22, 2017

    7.8K
    Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals
    10:35

    Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals

    Published on: May 29, 2018

    8.8K

    Related Experiment Videos

    Last Updated: Sep 13, 2025

    High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy
    10:40

    High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy

    Published on: June 28, 2016

    7.6K
    Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene
    08:44

    Measurements of Long-range Electronic Correlations During Femtosecond Diffraction Experiments Performed on Nanocrystals of Buckminsterfullerene

    Published on: August 22, 2017

    7.8K
    Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals
    10:35

    Novel Techniques for Observing Structural Dynamics of Photoresponsive Liquid Crystals

    Published on: May 29, 2018

    8.8K

    Area of Science:

    • Materials Science
    • Quantum Optics
    • Nanotechnology

    Background:

    • Colloidal semiconductor nanocrystals are key for high-flux optical applications like lasers and LEDs.
    • Multiexcitons significantly impact nanocrystal emission properties (brightness, purity, kinetics).
    • Existing methods for studying multiexcitons (biexcitons, triexcitons) have limitations like user bias and need for stable single-nanocrystal emission.

    Purpose of the Study:

    • To develop and validate novel third-order photon correlation techniques for analyzing multiexciton emission in colloidal nanocrystals.
    • To enable the measurement of sample-averaged single-nanocrystal triexciton quantum yield and lifetime in solution-phase experiments.
    • To overcome limitations of previous single-nanocrystal methods by providing a solution-based approach.

    Main Methods:

    • Development of two third-order photon correlation techniques based on nanocrystal photon absorption and emission probabilities.
    • Creation of a numerical model to simulate nanocrystal diffusion and emission in solution for validation.
    • Application of these techniques to solution-phase experiments for sample-averaged analysis.

    Main Results:

    • The study successfully presents and validates third-order photon correlation techniques for solution-phase experiments.
    • Numerical simulations confirmed the ability to extract average triexciton quantum yield and lifetime from nanocrystal solutions.
    • The developed methods provide a viable alternative to overcome the limitations of single-nanocrystal measurements.

    Conclusions:

    • The new third-order photon correlation techniques enable accurate measurement of triexciton properties in colloidal nanocrystals.
    • These methods offer a significant advancement for understanding fundamental multiexciton dynamics in nanomaterials.
    • This research paves the way for improved design and application of nanocrystals in advanced optical technologies.