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

You might also read

Related Articles

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

Sort by
Same author

InP-based, strain-free SESAMs with iron-doped InGaAs bulk absorber for ultrafast solid-state glass lasers at 1.55 µm.

Optics express·2026
Same author

Ultra-stable 50 GHz high peak power colliding-pulse mode-locked lasers with spot size converter.

Optics express·2026
Same author

Demonstration of a Si<sub>3</sub>N<sub>4</sub> Microring Resonator-Based Aptasensor for Human Urokinase-type Plasminogen Activator (uPA) Detection in Point-of-Care Diagnostics<sup></sup>.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2025
Same author

Efficient DC-coupled linear 60-GBd EML-based O-band transmitter.

Optics express·2025
Same author

Comparison of mode-locking performance in monolithic two-section InAs/InP quantum dot and InGaAsP/InP quantum well lasers.

Optics express·2025
Same author

Continuous wave THz receivers with rhodium-doped InGaAs enabling 132 dB dynamic range.

Optics express·2024
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Jan 17, 2026

Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.6K

Ultra-stable C-band 50 GHz colliding-pulse BH InAs/InP QD mode-locked lasers.

Zahra Safari Jafarlou, Ariane Sigmund, Martin Moehrle

    Optics Express
    |September 23, 2025
    PubMed
    Summary
    This summary is machine-generated.

    Researchers developed advanced 50 GHz mode-locked lasers using InAs/InP quantum dots. These lasers show significantly improved radio frequency and optical linewidths, alongside reduced noise, outperforming traditional designs.

    More Related Videos

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

    Published on: November 22, 2019

    8.0K
    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
    09:23

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

    Published on: May 30, 2014

    15.0K

    Related Experiment Videos

    Last Updated: Jan 17, 2026

    Generation and Coherent Control of Pulsed Quantum Frequency Combs
    06:42

    Generation and Coherent Control of Pulsed Quantum Frequency Combs

    Published on: June 8, 2018

    9.6K
    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

    Published on: November 22, 2019

    8.0K
    Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
    09:23

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

    Published on: May 30, 2014

    15.0K

    Area of Science:

    • Optoelectronics
    • Semiconductor Lasers
    • Quantum Dot Technology

    Background:

    • Mode-locked lasers are crucial for high-speed optical communications and signal processing.
    • Indium Arsenide/Indium Phosphide (InAs/InP) quantum dots offer unique properties for laser development.
    • Conventional two-section buried heterostructure (BH) quantum dot lasers face limitations in performance metrics like linewidth and noise.

    Purpose of the Study:

    • To investigate the performance of 50 GHz colliding pulse buried heterostructure InAs/InP quantum dot mode-locked lasers.
    • To evaluate the impact of asymmetric facet coatings on laser performance.
    • To compare these novel devices against conventional two-section BH InAs/InP quantum dot mode-locked lasers.

    Main Methods:

    • Fabrication of 50 GHz colliding pulse buried heterostructure lasers utilizing InAs/InP quantum dots.
    • Implementation of asymmetric facet coatings on the laser devices.
    • Characterization of radio frequency (RF) linewidth, relative intensity noise (RIN), and optical linewidth.

    Main Results:

    • The developed lasers achieved a 50 GHz operating frequency.
    • Devices with asymmetric facet coatings exhibited substantially narrower RF linewidths compared to conventional designs.
    • Lower relative intensity noise (RIN) and narrower optical linewidths were also observed in the novel devices.

    Conclusions:

    • Colliding pulse buried heterostructure InAs/InP quantum dot mode-locked lasers with asymmetric facet coatings represent a significant advancement.
    • These lasers offer superior performance in terms of spectral purity (linewidth) and noise characteristics.
    • The findings suggest a promising pathway for next-generation high-performance optoelectronic devices.