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

Photoelectric Effect02:26

Photoelectric Effect

When light of a particular wavelength strikes a metal surface, electrons are emitted. This is called the photoelectric effect. The minimum frequency of light that can cause such emission of electrons is called the threshold frequency, which is specific to the metal. Light with a frequency lower than the threshold frequency, even if it is of high intensity, cannot initiate the emission of electrons. However, when the frequency is higher than the threshold value, the number of electrons ejected...
Photoluminescence: Fluorescence and Phosphorescence01:23

Photoluminescence: Fluorescence and Phosphorescence

Photoluminescence is a process where a molecule absorbs light energy and re-emits it in the form of light. This phenomenon occurs when a substance absorbs photons, promoting its electrons to higher energy level excited states, followed by a relaxation process in which the electrons return to their original ground state energy levels and emit light. Photoluminescence is widely observed in various materials, including semiconductors, and organic and inorganic compounds.
A pair of electrons in a...

You might also read

Related Articles

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

Sort by
Same author

Interference-Limited Absorption in Dense Molecular Nanolayers Near Reflecting Surfaces.

The journal of physical chemistry letters·2026
Same author

Collective Rabi-Driven Vibrational Activation in Molecular Polaritons.

Nano letters·2026
Same author

The effect of light scattering in cavity electrodynamics: Fresnel equations with decoherence.

The Journal of chemical physics·2026
Same author

Electron transfer in confined electromagnetic fields: A unified Fermi's golden rule rate theory and extension to lossy cavities.

The Journal of chemical physics·2026
Same author

Chirality-Induced Orbital-Angular-Momentum Selectivity in Electron Transmission and Scattering.

Journal of chemical theory and computation·2025
Same author

Rectification of vibrational energy transfer in driven chiral molecules.

The Journal of chemical physics·2025

Related Experiment Video

Updated: May 11, 2026

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
07:39

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

Published on: July 21, 2018

Light-induced electronic non-equilibrium in plasmonic particles.

Mordechai Kornbluth1, Abraham Nitzan, Tamar Seideman

  • 1Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA.

The Journal of Chemical Physics
|May 10, 2013
PubMed
Summary
This summary is machine-generated.

Plasmon excitation in metal nanoparticles creates a non-equilibrium electron distribution. This transient state, evolving from femtoseconds to picoseconds, impacts particle heating and light-induced currents.

More Related Videos

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
15:06

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

Published on: January 3, 2016

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation
09:29

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation

Published on: September 27, 2011

Related Experiment Videos

Last Updated: May 11, 2026

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
07:39

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

Published on: July 21, 2018

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
15:06

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

Published on: January 3, 2016

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation
09:29

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation

Published on: September 27, 2011

Area of Science:

  • Condensed matter physics
  • Plasmonics
  • Nanotechnology

Background:

  • Metal nanoparticles exhibit unique optical properties due to surface plasmon resonance.
  • Plasmon excitation leads to rapid electron dynamics and energy transfer.
  • Understanding non-equilibrium electron behavior is crucial for nanoscale energy applications.

Purpose of the Study:

  • To investigate the transient non-equilibrium electronic distribution in metal nanoparticles after plasmon excitation.
  • To analyze the early-stage relaxation dynamics of photo-excited electrons.
  • To explore the implications of this non-equilibrium distribution for heating and light-induced transport.

Main Methods:

  • Theoretical modeling of plasmon decay and electron-phonon coupling.
  • Analysis of electron-hole pair generation and relaxation pathways.
  • Focus on femtosecond and picosecond timescales of electronic redistribution.

Main Results:

  • Plasmons decohere into uncorrelated electron-hole pairs within femtoseconds.
  • The electronic system relaxes to a Fermi-Dirac distribution with an electronic temperature.
  • This non-equilibrium distribution influences particle heating and potential for optical current induction.

Conclusions:

  • The early-stage non-equilibrium electronic distribution is a key factor in plasmonic nanoparticle behavior.
  • Understanding these dynamics is essential for harnessing light-driven phenomena in nanoscale devices.
  • The study highlights prospects for experimental observation of light-driven transport.