3 papers
physics.optics2025
Heterogeneous-free narrow linewidth semiconductor laser with optical injection locking
Xiao Sun, Zhibo Li, Yiming Sun +6
Narrow linewidth lasers are indispensable for coherent optical systems, including communications, metrology, and sensing. Although compact semiconductor lasers with narrow linewidt…
physics.optics2024
Continuous Phase Modulation Technology Based on Grating Period Interval for High Grating Coupling Efficiency and Precise Wavelength Control
Yiming Sun, Simeng Zhu, Bocheng Yuan +6
A novel grating modulation technique for laser arrays is proposed and demonstrated. This method modifies the initial phase within each grating period, applying a total phase shift…
physics.optics2022
Regrowth-free AlGaInAs MQW polarization controller integrated with sidewall grating DFB laser
Xiao Sun, Song Liang, Weiqing Cheng +8
We report an AlGaInAs multiple quantum well integrated source of polarization controlled light consisting of a polarization mode converter PMC, differential phase shifter(DPS), and…