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Updated: Jun 26, 2026
10:17
20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
Published on: July 12, 2017
A simple perturbative analysis for fast design of an electrically pumped micro-disk laser
Fabien Mandorlo1, Pedro Rojo Romeo, Xavier Letartre
1University of Lyon, Lyon Institute of Nanotechnology, UMR CNRS 5270, Ecole Centrale de Lyon, Ecully, France.
Optics Express
|January 9, 2009
Summary
We developed a faster method to estimate optical losses in micro-disk lasers caused by electrical contacts. This technique aids in designing better laser contacts and can even select specific laser modes.
Area of Science:
- Photonics
- Laser Physics
- Materials Science
Background:
- Electrically pumped micro-disk lasers are crucial for integrated photonics.
- Optical losses from electrical contacts limit device performance.
- Efficient design of these contacts is essential for optimizing laser efficiency.
Purpose of the Study:
- To propose a perturbative analysis for estimating optical losses in micro-disk lasers.
- To investigate the interaction between optical fields and electrical contacts.
- To optimize the implementation of electrical contacts for micro-disk lasers.
Main Methods:
- Perturbative analysis to model optical losses.
- Investigation of optical field interaction with electrical contacts.
- Comparison with 3D Finite Difference Time Domain (FDTD) computations.
Main Results:
- The proposed model shows good agreement with 3D FDTD simulations.
- The method significantly reduces calculation time for contact design.
- Optical losses from contacts can be utilized for optical mode selection.
Conclusions:
- The perturbative analysis provides an efficient tool for designing electrical contacts in micro-disk lasers.
- This approach facilitates the optimization of thin micro-disk laser designs.
- Contact-induced losses offer a novel pathway for controlling micro-laser modes.
