
Erbium-doped thin-film lithium niobate waveguide amplifier achieves >10 dB on-chip net gain
Over the past two years, erbium-doped TFLN waveguide amplifiers have been successfully demonstrated and reported by multiple research groups worldwide. CHENGDU, SICHUAN, CHINA, July 15, 2025 /EINPresswire.com/ -- With the rapid development of …