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

You might also read

Related Articles

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

Sort by

Same author

Monolithic excitable photonic neuron.

Optics express·2026

Same author

Optical frequency comb bandwidth enhancement of a monolithically integrated gain switched device.

Optics express·2025

Same author

Multimode dynamics of a monolithically integrated, tunable, bidirectional, gain switched optical comb source.

Optics express·2025

Same author

Short delay limit of the delayed Duffing oscillator.

Physical review. E·2024

Same author

Tunable, coherent optical comb source via on-chip bidirectional coupling.

Optics letters·2023

Same author

Short-delayed-feedback semiconductor lasers.

Physical review. E·2021

Same journal

Bi-layer photonic random meta-composite for cryogenic thermal control by ultra-broadband scattering matched reflectance.

Light, science & applications·2026

Same journal

Interferometric scattering for optical tomoslicing of transparent solids.

Light, science & applications·2026

Same journal

Multi-dimensional spatial-temporal projection ultrafast compressed imaging.

Light, science & applications·2026

Same journal

Expanded field of view light-field extended-reality displays with metalens array.

Light, science & applications·2026

Same journal

Experimental observation of counter-intuitive features of photonic bunching.

Light, science & applications·2026

Same journal

High-speed and high-sensitivity multi-gas detection based on parallel heterodyne LITES sensor.

Light, science & applications·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Oct 11, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

Optical information processing using dual state quantum dot lasers: complexity through simplicity.

Bryan Kelleher^1,2, Michael Dillane^3,4,5, Evgeny A Viktorov⁶

¹Department of Physics, University College Cork, Cork, Ireland. bryan.kelleher@ucc.ie.

Light, Science & Applications

|November 29, 2021

Summary

This summary is machine-generated.

Dual state InAs quantum dot lasers offer unique dynamical properties due to their ability to lase from two energy states. This review explores their fast state switching and potential for advanced information processing and photonic integrated circuits.

More Related Videos

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

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Related Experiment Videos

Last Updated: Oct 11, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

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

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Area of Science:

Optoelectronics
Quantum Dot Physics
Semiconductor Lasers

Background:

Semiconductor lasers typically lase from a single energy state.
Quantum dot lasers exhibit unique carrier relaxation dynamics.
Optical injection is a key technique for controlling laser dynamics.

Purpose of the Study:

To review the unique dynamical properties of optically injected dual state InAs quantum dot lasers.
To highlight the advantages of lasing from both ground and first excited states.
To explore potential applications in information processing and integrated photonics.

Main Methods:

Review of existing research on optically injected dual state quantum dot lasers.
Comparison with other two-state laser systems (VCSELs, ring lasers).
Analysis of unique dynamical phenomena such as fast state switching and antiphase excitability.

Main Results:

Dual state quantum dot lasers exhibit unique dynamics due to their two-state lasing capability.
These lasers show potential for fast state switching and novel information processing.
Optothermally induced neuronal phenomena are observed.

Conclusions:

Optically injected dual state quantum dot lasers possess unique dynamical properties.
Their characteristics make them promising for advanced photonic applications.
Future outlook includes their integration into photonic integrated circuits.