- Novel semiconductor laser diodes and semiconductor optical amplifiers
- Topological, low dimensional, and nano/micro light sources
- High-speed modulators (LN, BTO, silicon-based, electro-absorption)
- Novel photodetectors (high-speed, BPD, TIA-less, APD, SPAD, superconductivity)
- Heterogeneous, hybrid, and monolithic integration of active devices on integrated photonics platform (Si, SiN, LN)
- LiDAR chip technologies with active devices: tunable laser, OPA, FPA, BPD, optical switches, MEMS
- Computer communication technologies with active devices: integrated optical I/O chipset, CPO, NPO, VCSEL-based
- Photonic processors or AI accelerators with active devices: PIC and free-space approach
- Active devices for quantum integrated circuits (light source, switch, modulator, frequency conversion, detector, fiber interface, optical trap
- Integration of photonic and electronic ICs