High-gain Erbium-doped Waveguide Amplifier on LNOI Platform

• DOI: 10.1364/oecc.2021.t2e.2
• Publication Date: 2021-10-20T17:22:04Z
• Authors: Minglu Cai; Junmin Xiang; Kan Wu; Jianping Chen
• Keywords: Erbium; Waveguide; SIGNAL (programming language)

We demonstrate an efficient erbium-doped waveguide amplifier based on lithium niobate thin film. With a 2.8 cm-long amplifier, optical signal at 1531.6 nm can achieve maximum total gain of 24.8 dB.