3 papers
physics.optics2024
Multi-Wavelength DFB Laser Based on Sidewall Third Order Four Phase-Shifted Sampled Bragg Grating with Uniform Wavelength Spacing
Xiao Sun, Zhibo Li, Yizhe Fan +5
We present the first demonstration of a 1550 nm multi-wavelength distributed feedback (MW-DFB) laser employing a third-order, four-phase-shifted sampled sidewall grating. By utiliz…
physics.optics2024
Narrow Linewidth Distributed Feedback Lasers Utilizing Distributed Phase Shift
Yiming Sun, Bocheng Yuan, Xiao Sun +6
This study proposes and experimentally demonstrates a distributed feedback (DFB) laser with a distributed phase shift (DPS) region at the center of the DFB cavity. By modeling the…
physics.optics2024
Narrow Linewidth Laser Based on Extended Topological Interface States in One-Dimensional Photonic Crystals
Xiao Sun, Zhibo Li, Yiming Sun +7
Recent advances in topological one-dimensional photonic crystal concepts have enabled the development of robust light-emitting devices by incorporating a topological interface stat…