1. School of Electrical and Computer Engineering, National Technical University of Athens,Athens,Greece
2. Transport and Access Innovation Telecom Italia,Torino,Italy
3. Optagon Photonics,Athens,Greece
4. Hybrid PICs Fraunhofer HHI,Berlin,Germany
5. Laser group Fraunhofer HHI,Berlin,Germany
6. Photonics Assembly PHIX,Enschede,The Netherlands
7. NVIDIA Ermou 56,Athens,10563
8. Modulators and Detectors group Fraunhofer HHI,Berlin,Germany