We demonstrate via self-injection locking an electrically driven soliton micro-comb by coupling a multi-frequency laser diode to a chip-scale high-Q Si3N4 microresonator. This approach offers a pathway for an integrated and ultra-compact microcomb source for high-volume applications e.g. coherent telecommunication and data-center interconnects.
Camille Sophie Brès, Marco Clementi, Jiaye Wu, Qian Li
Kirsten Emilie Moselund, Chang Won Lee