Author:
Qiu Zheru,Ji Xinru,Liu Yang,Hafermann Martin,Kim Taegon,Olson Joseph C.,Ning Wang Rui,Ronning Carsten,Kippenberg Tobias
Abstract
We present the integration of four individual erbium-doped waveguide optical amplifiers on a Si3N4 photonic integrated circuit hybrid integrated with a four-lane semi-conductor pump laser diode chip. Each amplifier achieves 15 dB on-chip gain.