Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

The de Broglie Wavelength

The de Broglie Wavelength

In the macroscopic world, objects that are large enough to be seen by the naked eye follow the rules of classical physics. A billiard ball moving on a table will behave like a particle; it will continue traveling in a straight line unless it collides with another ball, or it is acted on by some other force, such as friction. The ball has a well-defined position and velocity or well-defined momentum, p = mv, which is defined by mass m and velocity v at any given moment. This is the typical...

You might also read

Related Articles

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

Sort by

Same author

A Novel Way to Fill Green Gap of GaN-Based LEDs by Pinning Defects in Nanorod Array.

Nanomaterials (Basel, Switzerland)·2022

Same author

Effects of interfaces and current spreading on the thermal transport of micro-LEDs for kA-per-square-cm current injection levels.

RSC advances·2022

Same author

Study on Localized Surface Plasmon Coupling with Many Radiators.

Nanomaterials (Basel, Switzerland)·2021

Same author

The interaction of Gα13 with integrin β1 mediates cell migration by dynamic regulation of RhoA.

Molecular biology of the cell·2015

Same author

Overcoming difficulty in diagnosis and differential diagnosis of Crohn's disease: the potential role of serological and genetic tests.

Expert review of molecular diagnostics·2015

Same author

The presence of primary sclerosing cholangitis in patients with ileal pouch anal- anastomosis is associated with an additional risk for vitamin D deficiency.

Gastroenterology report·2015

Search research articles

Related Experiment Video

Updated: Dec 21, 2025

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

Published on: July 21, 2018

Study on Electron-Induced Surface Plasmon Coupling with Quantum Well Using a Perturbation Method.

Yifan Chen¹, Yulong Feng^1,2, Zhizhong Chen¹

¹State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Peking University, Beijing 100871, China.

Nanomaterials (Basel, Switzerland)

|May 14, 2020

Summary

This summary is machine-generated.

Silver nanoparticles enhance light emission in green LEDs by utilizing localized surface plasmon-quantum well coupling. This study demonstrates significant improvements in light output intensity through nanoparticle integration.

Keywords:

FDTD cathodoluminescence green LED localized surface plasmon perturbation method

More Related Videos

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Published on: March 2, 2016

Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

Published on: October 13, 2017

Related Experiment Videos

Last Updated: Dec 21, 2025

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

Published on: July 21, 2018

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Synthesis, Characterization, and Functionalization of Hybrid Au/CdS and Au/ZnS Core/Shell Nanoparticles

Published on: March 2, 2016

Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

Resonance Fluorescence of an InGaAs Quantum Dot in a Planar Cavity Using Orthogonal Excitation and Detection

Published on: October 13, 2017

Area of Science:

Nanotechnology
Optoelectronics
Materials Science

Background:

Photonic crystals (PhCs) are engineered materials with periodic structures that affect light propagation.
Green light-emitting diodes (LEDs) are crucial for displays and lighting applications.
Localized surface plasmons (LSPs) are collective oscillations of electrons on metal nanoparticle surfaces that can enhance light-matter interactions.

Purpose of the Study:

To investigate the localized surface plasmon (LSP)-quantum well (QW) coupling effect in green LEDs incorporating silver nanoparticles (Ag NPs).
To quantify the enhancement in light emission due to LSP-QW coupling.
To theoretically model the electron-beam (e-beam)-LSP-QW interaction.

Main Methods:

Integrating Ag NPs into a PhC hole array on green LEDs.
Measuring cathodoluminescence (CL) spectra at specific locations on Ag NPs.
Employing perturbation theory combined with 3D finite difference time domain (FDTD) simulations.

Main Results:

Observed 26% and 52% enhancements in CL intensity at the center and edge of Ag NPs, respectively, compared to direct e-beam excitation.
Demonstrated the coupling mechanism between e-beam, LSP, and QW.
Analyzed the influence of dipole polarization and LSP field symmetry on coupling efficiency.

Conclusions:

Ag NPs integrated into PhC structures significantly enhance light emission in green LEDs via LSP-QW coupling.
The developed theoretical model accurately describes the e-beam-LSP-QW interaction.
Understanding these coupling effects is vital for optimizing LED performance and designing advanced optoelectronic devices.