https://doi.org/10.1051/epjconf/202430702008
Large mode area waveguide based high-energy passively Q-switched laser in silicon photonics
1 Center for Free-Electron Laser Science CFEL, Deutsches Elektronen-Synchrotron DESY, Germany
2 Integrated Optical Systems, MESA + Institute for Nanotechnology, University of Twente, 7500AE, Enschede, The Netherlands
3 Department of Electronic and Nanoengineering, Aalto University, Espoo 05140, Finland
4 Department of Engineering Physics, McMaster University, 1280 Main Street West, Hamilton, Ontario L8S 4L7, Canada
5 Centre for hybrid Nanostructures, University of Hamburg, Luruper Chaussee 149,, 22761, Hamburg, Germany
6 LIGENTEC SA, EPFL Innovation Par L, Chemin de la Dent-d’Oche 1B, Switzerland CH-1024 Ecublens, Switzerland
7 Department of Physics, Universitat Hamburg, Jungiusstr. 9, 20355 Hamburg, Germany
Published online: 18 October 2024
We demonstrate high energy Q-switched pulse generation with the help of a large mode area gain waveguide in a silicon photonics device. Output pulse energy >150 nJ and laser slope efficiency of 40% is shown.
© The Authors, published by EDP Sciences, 2024
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
