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

Potential Due to a Polarized Object01:29

Potential Due to a Polarized Object

365
A neutral atom consists of a positively charged nucleus surrounded by a negatively charged electron cloud. When placed in an external electric field, the external electric force pulls the electrons and nucleus apart, opposite to the intrinsic attraction between the nucleus and the electrons. The opposing forces balance each other with a slight shift between the center of masses of the nucleus and the electron cloud, resulting in a polarized atom. On the other hand, a few molecules, like water,...
365
¹H NMR: Interpreting Distorted and Overlapping Signals01:02

¹H NMR: Interpreting Distorted and Overlapping Signals

1.0K
Spin systems where the difference in chemical shifts of the coupled nuclei is greater than ten times J are called first-order spin systems. These nuclei are weakly coupled, and their chemical shifts and coupling constant can generally be estimated from the well-separated signals in the spectrum.
As Δν decreases and the signals move closer, the doublets appear increasingly distorted. The intensities of the inner lines increase at the cost of those of the outer lines as the signals are...
1.0K
Electric Dipoles and Dipole Moment01:30

Electric Dipoles and Dipole Moment

5.0K
Consider two charges of equal magnitude but opposite signs. If they cannot be separated by an external electric field, the system is called a permanent dipole. For example, the water molecule is a dipole, making it a good solvent.
Theoretically, studying electric dipoles leads to understanding why the resultant electric forces around us are weak. Since electric forces are strong, remnant net charges are rare. Hence, the interaction between dipoles helps us understand electrical interactions in...
5.0K
¹H NMR: Long-Range Coupling01:27

¹H NMR: Long-Range Coupling

1.7K
The coupling interactions of nuclei across four or more bonds are usually weak, with J values less than 1 Hz. While these are usually not observed in spectra, the presence of multiple bonds along the coupling pathway can result in observable long-range coupling.
In alkenes, spin information is communicated via σ–π overlap, as seen in allylic (four-bond) and homoallylic (five-bond) couplings. These coupling interactions are stronger when the σ bond is parallel to the alkene...
1.7K
Susceptibility, Permittivity and Dielectric Constant01:26

Susceptibility, Permittivity and Dielectric Constant

1.4K
When placed in an external electric field, a dielectric material gets polarized. The charge density in the dielectric material is given by the sum of the bound and free charge densities, while the total charge density can also be written in terms of the total electric field. The bound charge density can be measured in terms of polarization, leading to the relationship between electric displacement and polarization.
1.4K
Spin–Spin Coupling Constant: Overview01:08

Spin–Spin Coupling Constant: Overview

876
In bromoethane, the three methyl protons are coupled to the two methylene protons that are three bonds away. In accordance with the n+1 rule, the signal from the methyl protons is split into three peaks with 1:2:1 relative intensities. The methylene protons appear as a quartet, with the relative intensities of 1:3:3:1.
Qualitatively, any spin plus-half nucleus polarizes the spins of its electrons to the minus-half state. Consequently, the paired electron in the hydrogen–carbon bond must...
876

You might also read

Related Articles

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

Sort by
Same author

High-<i>Q</i> microresonators unveil quantum rare events.

Science advances·2026
Same author

Symmetry-Enabled Optical Spin Initialization of Luminescent Organic Radical Doublet States.

Journal of the American Chemical Society·2026
Same author

Terahertz-Field-Induced Dissociation of Frenkel Excitons in Organic Semiconductors.

Journal of the American Chemical Society·2026
Same author

Floquet States of Chemoselective Alternating Current Electrosynthesis.

Journal of the American Chemical Society·2026
Same author

Mapping Molecular Polariton Transport via Pump-Probe Microscopy.

Nano letters·2026
Same author

Exploring Molecular Orbital Pseudospins as All-Optical Quantum Sensors.

The journal of physical chemistry letters·2026

Related Experiment Video

Updated: Jun 5, 2025

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
08:04

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids

Published on: May 27, 2020

8.4K

Extracting accurate light-matter couplings from disordered polaritons.

Kai Schwennicke1, Noel C Giebink2, Joel Yuen-Zhou1

  • 1Department of Chemistry and Biochemistry, University of California San Diego, La Jolla, CA 92093, USA.

Nanophotonics (Berlin, Germany)
|December 16, 2024
PubMed
Summary

Molecular disorder significantly impacts vacuum Rabi splitting (VRS) in molecular polaritons. This study offers methods to accurately measure light-matter coupling and reveals how disorder can extend coherence lifetimes.

Keywords:
disordermolecular polaritonsstrong light-matter coupling

More Related Videos

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
10:35

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

12.3K
Fabrication and Characterization of Disordered Polymer Optical Fibers for Transverse Anderson Localization of Light
09:19

Fabrication and Characterization of Disordered Polymer Optical Fibers for Transverse Anderson Localization of Light

Published on: July 29, 2013

11.4K

Related Experiment Videos

Last Updated: Jun 5, 2025

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
08:04

Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids

Published on: May 27, 2020

8.4K
Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
10:35

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

12.3K
Fabrication and Characterization of Disordered Polymer Optical Fibers for Transverse Anderson Localization of Light
09:19

Fabrication and Characterization of Disordered Polymer Optical Fibers for Transverse Anderson Localization of Light

Published on: July 29, 2013

11.4K

Area of Science:

  • Quantum optics
  • Condensed matter physics
  • Molecular spectroscopy

Background:

  • Vacuum Rabi splitting (VRS) quantifies light-matter coupling in molecular polaritons.
  • The influence of molecular disorder on VRS is not fully understood.
  • Disorder's effect on coherence lifetimes in such systems remains an active research area.

Purpose of the Study:

  • To investigate the impact of molecular disorder on VRS.
  • To develop protocols for accurately extracting light-matter coupling from experimental data.
  • To explore how disorder affects coherence lifetimes in molecular polaritons.

Main Methods:

  • Analytical derivation of spectral properties (absorption, transmission, reflection).
  • Development of a "sum" rule for coupling strength extraction.
  • Analysis of spectral features under various disorder distributions.

Main Results:

  • Precise analytical expressions for spectral properties and a "sum" rule were derived.
  • A caution against equating large VRS directly with the ultrastrong coupling regime was highlighted.
  • Rectangular disorder leads to side bands and a central peak, suggesting extended coherence.

Conclusions:

  • The study provides a framework for understanding and quantifying light-matter coupling in disordered molecular systems.
  • Disorder can paradoxically lead to prolonged coherence lifetimes.
  • Findings pave the way for engineering enhanced coherence in cavity-QED systems.