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Related Experiment Videos

Transverse Bragg resonance laser amplifier.

Amnon Yariv1, Yong Xu, Shayan Mookherjea

  • 1Department of Applied Physics, 128-95, California Institute of Technology, Pasadena, California 91125, USA. ayariv@caltech.edu

Optics Letters
|March 27, 2003
PubMed
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Gover and Yariv Reply.

Physical review letters·2021

We introduce a novel optical amplifier integrated into a transverse Bragg resonance waveguide. This new design offers enhanced gain performance compared to conventional semiconductor optical amplifiers.

Area of Science:

  • Optics and Photonics
  • Semiconductor Devices
  • Waveguide Technology

Background:

  • Transverse Bragg resonance waveguides offer unique light confinement properties.
  • Conventional semiconductor optical amplifiers face limitations in gain efficiency and integration.
  • Periodic structures in waveguides are crucial for advanced optical functionalities.

Purpose of the Study:

  • To propose and analyze a new optical amplifier design.
  • To investigate gain enhancement in periodic cladding of Bragg resonance waveguides.
  • To compare the performance with conventional semiconductor optical amplifiers.

Main Methods:

  • Utilizing coupled-wave formalism for theoretical analysis.
  • Calculating mode profiles and exponential gain constants.

Related Experiment Videos

  • Employing self-consistent solutions for longitudinal and transverse confinement.

    • Main Results:

    • The proposed amplifier demonstrates potential for significant gain enhancement.
    • Analysis reveals the interplay between longitudinal and transverse confinement in 1D structures.
    • Quantized guiding channel width is a critical factor in amplifier performance.

    Conclusions:

    • The novel optical amplifier design shows promise for improved performance.
    • The study provides a theoretical framework for understanding gain in complex waveguide structures.
    • Further research can explore practical implementation and optimization of this amplifier type.