Related Experiment Video
Updated: May 10, 2026

Fabrication and Characterization of Disordered Polymer Optical Fibers for Transverse Anderson Localization of Light
Published on: July 29, 2013
Strongly coupled slow-light polaritons in one-dimensional disordered localized states
Jie Gao1, Sylvain Combrie, Baolai Liang
1Columbia University, New York, NY 10027, USA. gaojie@mst.edu
Researchers achieved coherent polariton states in disordered photonic crystals, demonstrating strong coupling between quantum dots and light. This breakthrough advances quantum information processing with disorder-induced slow-light polaritons.
Area of Science:
- Quantum physics
- Solid-state physics
- Nanophotonics
Background:
- Cavity quantum electrodynamics (CQED) enables coherent control of quantum emitters with light.
- Strong coupling in CQED is crucial for chip-scale quantum processing but requires high precision.
- Previous methods were limited to few research groups.
Purpose of the Study:
- To observe coherent polariton states in inherently disordered systems.
- To explore strong coupling between quantum dot excitons and localized light modes.
- To establish a new platform for quantum information processing.
Main Methods:
- Utilized slow-light photonic crystals with inherent disorder.
- Investigated strong coupling between single quantum dot excitons and localized modes.
- Employed tight-binding models with quantum impurities for analysis.
Main Results:
- Observed coherent polariton states for the first time in disordered systems.
- Achieved large vacuum Rabi splittings up to 311 μeV, a significant avoided crossing.
- Detailed localized polaritons across various disorder strengths.
Conclusions:
- Disorder-induced slow-light polaritons offer a novel platform for quantum technologies.
- Demonstrated the potential for coherent control and collective interactions.
- Paved the way for advancements in quantum information processing.
More Related Videos
10:35Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
Published on: September 26, 2014
07:56A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
Published on: September 5, 2019
Related Concept Videos
Potential Due to a Polarized Object
First Law: Particles in One-dimensional Equilibrium
First Law: Particles in Two-dimensional Equilibrium
Newton's first law tells us about the...
¹H NMR: Interpreting Distorted and Overlapping Signals
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 slanted or...
Atomic Nuclei: Nuclear Spin State Overview
The Pauli Exclusion Principle