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 Experiment Videos

All-optical active mode locking with a nonlinear semiconductor modulator.

W Seitz, R Ell, U Morgner

    Optics Letters
    |November 23, 2007
    PubMed
    Summary
    This summary is machine-generated.

    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

    Isotopic variations and Zeeman-like splitting in the spectra of nonlinear photonic meta atoms.

    Optics letters·2026
    Same author

    Chirurgie (Heidelberg, Germany)·2025
    Same author

    [Burden of bureaucracy in surgery : Results of a national survey].

    Chirurgie (Heidelberg, Germany)·2025
    Same author

    Scaling narrowband THz generation to large apertures in LiNbO<sub>3</sub> and KTP.

    Optics express·2024
    Same author

    Precise parameter control of multicycle terahertz generation in PPLN using flexible pulse trains.

    Optics express·2024
    Same author

    X-ray generation by fs-laser processing of biological material.

    Biomedical optics express·2023
    Same journal

    Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

    Optics letters·2026
    Same journal

    E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

    Optics letters·2026
    Same journal

    Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

    Optics letters·2026
    Same journal

    Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

    Optics letters·2026
    Same journal

    Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

    Optics letters·2026
    Same journal

    Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

    Optics letters·2026
    See all related articles

    All-optical active mode locking was achieved in a picosecond neodymium-doped yttrium orthovanadate (Nd:YVO4) laser using a semiconductor nonlinear Fabry-Perot mirror. This method modulates reflectivity via optical carrier injection, yielding pulse widths of 6-20 picoseconds.

    Area of Science:

    • Optics and Photonics
    • Laser Physics
    • Semiconductor Devices

    Background:

    • Picosecond lasers are crucial for various scientific and industrial applications.
    • Achieving efficient and stable mode locking is key to generating ultrashort laser pulses.
    • Semiconductor devices offer unique nonlinear optical properties for laser modulation.

    Purpose of the Study:

    • To demonstrate all-optical active mode locking in a picosecond neodymium-doped yttrium orthovanadate (Nd:YVO4) laser.
    • To investigate the use of an intracavity semiconductor nonlinear Fabry-Perot mirror for laser pulse generation.
    • To analyze the influence of optical carrier injection on laser pulse characteristics.

    Main Methods:

    • Implementation of an intracavity semiconductor nonlinear Fabry-Perot mirror within a Nd:YVO4 laser cavity.

    Related Experiment Videos

  • Modulation of the Fabry-Perot mirror's reflectivity through optical carrier injection.
  • Measurement and analysis of the generated picosecond laser pulse widths.

    • Main Results:

    • Successful demonstration of all-optical active mode locking in the Nd:YVO4 laser.
    • The semiconductor nonlinear Fabry-Perot mirror effectively modulated laser reflectivity.
    • Generated pulse widths ranged from 6 to 20 picoseconds, consistent with typical passively mode-locked Nd:YVO4 lasers.

    Conclusions:

    • All-optical active mode locking is feasible using semiconductor nonlinear Fabry-Perot mirrors.
    • Optical carrier injection provides a viable mechanism for modulating laser pulse characteristics.
    • The demonstrated technique offers a pathway for generating tunable picosecond pulses from Nd:YVO4 lasers.