TY - Chin. Phys. B A1 - Lijun Yang(杨丽君), Xiaoyan Hu(胡小燕), Bin Li(李斌), and Jing Cao(曹静) T1 - Polarization-independent silicon photonic grating coupler for large spatial light spots Y1 - 2021-01-18 JF - Chinese Physics B JO - Chin. Phys. B SP - 24206 EP - 0 VL - 30 IS - 2 UR - https://cpb.iphy.ac.cn N1 - 10.1088/1674-1056/abbc00 ER -