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 Video

Updated: May 8, 2026

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

Second harmonic generation in a low-loss orientation-patterned GaAs waveguide.

K A Fedorova1, A D McRobbie, G S Sokolovskii

  • 1Photonics & Nanoscience Group, School of Engineering, Physics and Mathematics, University of Dundee, DD1 4HN UK. K.A.Fedorova@dundee.ac.uk

Optics Express
|August 14, 2013
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

Tunable 3.75-4.35  µm optical parametric generation using cascaded non-critical phase matching in CdSiP<sub>2</sub>.

Applied optics·2026
Same author

Blue-pumped photorefractive optical transient detection with low-power femtosecond laser pulses.

Optics express·2025
Same author

Self-balanced and self-phase-corrected electro-optic sampling in a birefringent crystal.

Optics letters·2025
Same author

Intra-pulse difference frequency generation in ZnGeP<sub>2</sub> for high-frequency terahertz radiation generation.

Scientific reports·2023
Same author

Up-converted photorefractive optical transient detection with femtosecond laser pulses.

Optics express·2023
Same author

Generation of 17-32 THz radiation from a CdSiP<sub>2</sub> crystal.

Optics letters·2023

Researchers developed low-loss orientation-patterned gallium arsenide (OP-GaAs) waveguides, achieving efficient second harmonic generation. This breakthrough in nonlinear optics promises enhanced performance for optical devices.

Area of Science:

  • Nonlinear Optics
  • Materials Science
  • Semiconductor Devices

Background:

  • Gallium arsenide (GaAs) is a key material for optoelectronic applications.
  • Waveguide structures are crucial for confining and enhancing light-matter interactions.
  • Minimizing propagation losses is essential for efficient nonlinear optical processes.

Purpose of the Study:

  • To develop and realize low-loss orientation-patterned gallium arsenide (OP-GaAs) waveguide crystals.
  • To reduce diffraction scattering within the waveguide pattern.
  • To demonstrate efficient second harmonic generation (SHG) in the developed OP-GaAs waveguides.

Main Methods:

  • Fabrication of orientation-patterned gallium arsenide (OP-GaAs) waveguides.
  • Minimization of diffraction scattering through optimized waveguide design.

More Related Videos

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

Related Experiment Videos

Last Updated: May 8, 2026

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
11:08

Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

Published on: November 30, 2012

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

  • Measurement of propagation losses using established optical techniques.
  • Experimental demonstration of second harmonic generation (SHG) under external pumping.

    • Main Results:

    • Achieved low propagation losses as low as 2.1 dB/cm in OP-GaAs waveguides.
    • Successfully demonstrated efficient second harmonic generation (SHG) at a wavelength of 1621 nm.
    • The developed technology effectively reduces diffraction scattering, a key challenge in waveguide fabrication.

    Conclusions:

    • The developed low-loss OP-GaAs waveguide technology is highly effective for nonlinear optical applications.
    • Efficient SHG is achievable in these waveguides, paving the way for advanced optical devices.
    • This advancement offers a promising platform for integrated nonlinear optics and frequency conversion.