the financial support from National Natural Science Foundation of China (Nos. 62192771, 12374344, 12221004);National Key Research and Development Program of China (2022YFA1204700, 2020YFA0710100);Natural Science Foundation of Shanghai (Grant No. 23dz2260100);China Postdoctoral Science Foundation 2021TQ0077
On-chip devices for generating pre-designed vectorial optical fields(VOFs)under surface wave(SW)excitations are highly desired in integrated photonics.However,conventional devices are usually of large footprints,low e...