2 papers
physics.optics2026
Ultra-low-loss Ta2O5 waveguide for integrated nonlinear photonics
Xiaotong Zhang, Shuxuan Guo, Ruixuan Yi +8
Integrated nonlinear photonics demands waveguides that simultaneously offer ultra-low-loss, relatively strong nonlinearity, and tight mode confinement. Tantalum pentoxide (Ta2O5) i…
physics.optics2026
On-Chip Erbium-Doped Tantalum Oxide Microring Hybrid Cavity Single-Mode Laser
Like Shui, Ruixuan Yi, Chenyang Zhao +4
We demonstrate a high-performance, single-mode Er:Ta2O5 microring laser monolithically integrated on a silicon platform via a customized Damascene process. The Er:Ta2O5 gain medium…