[1] Chen Z, Ma X Y, Zhang B et al. A survey on terahertz communications[J]. China Communications, 16, 1-35(2019).

[2] Winzer P J. Making spatial multiplexing a reality[J]. Nature Photonics, 8, 345-348(2014).

[3] Allen L, Beijersbergen M W, Spreeuw R J C et al. Orbital angular momentum of light and the transformation of Laguerre-Gaussian laser modes[J]. Physical Review A, 45, 8185-8189(1992).

[4] Bukhari S S, Vardaxoglou J Y, Whittow W. A metasurfaces review: definitions and applications[J]. Applied Sciences, 9, 2727(2019).

[5] Pendry J B, Smith D R. Reversing light with negative refraction[J]. Physics Today, 57, 37-43(2004).

[6] Bai X D, Zhang F L, Sun L et al. Dynamic millimeter-wave OAM beam generation through programmable metasurface[J]. Nanophotonics, 11, 1389-1399(2022).

[7] Wang Y, Wang H, Su R F et al. Flexible bilayer terahertz metasurface for the manipulation of orbital angular momentum states[J]. Optics Express, 29, 33445-33455(2021).

[8] Luo M. Design of hook-typed metasurface for vortex beams generation[J]. Laser & Optoelectronics Progress, 58, 0108001(2021).

[9] Liu K T, Liu X, Ge Y H et al. Generation of orbital angular momentum vortex beams based on high-efficiency transmission metasurfaces[J]. Acta Optica Sinica, 39, 0126016(2019).

[10] Chen S Q, Xie Z Q, Ye H P et al. Cylindrical vector beam multiplexer/demultiplexer using off-axis polarization control[J]. Light: Science & Applications, 10, 222(2021).

[11] Li G Q, Shi H Y, Liu K et al. Multi-beam multi-mode vortex beams generation based on metasurface in terahertz band[J]. Acta Physica Sinica, 70, 188701(2021).

[12] Yuan Y Y, Zhang K, Ratni B et al. Independent phase modulation for quadruplex polarization channels enabled by chirality-assisted geometric-phase metasurfaces[J]. Nature Communications, 11, 4186(2020).

[13] Tan H Y, Deng J H, Zhao R Z et al. A free-space orbital angular momentum multiplexing communication system based on a metasurface[J]. Laser & Photonics Reviews, 13, 1800278(2019).

[14] Zhao J, Wang J X, Lai L P et al. High-Q dual-band terahertz sensor based on all-dielectric metasurface[J]. Laser & Optoelectronics Progress, 59, 1304004(2022).

[15] Li C L, Yu P, Huang Y J et al. Dielectric metasurfaces: from wavefront shaping to quantum platforms[J]. Progress in Surface Science, 95, 100584(2020).

[16] He J N, Wan M L, Zhang X P et al. Generating ultraviolet perfect vortex beams using a high-efficiency broadband dielectric metasurface[J]. Optics Express, 30, 4806-4816(2022).

[17] Zhou H, Yang J Q, Gao C Q et al. High-efficiency, broadband all-dielectric transmission metasurface for optical vortex generation[J]. Optical Materials Express, 9, 2699-2707(2019).

[18] Liu Y, Chen L, Zhou C X et al. Theoretical study on generation of multidimensional focused and vector vortex beams via all-dielectric spin-multiplexed metasurface[J]. Nanomaterials, 12, 580(2022).

[19] Zheng C L, Wang G C, Li J T et al. All-dielectric metasurface for manipulating the superpositions of orbital angular momentum via spin-decoupling[J]. Advanced Optical Materials, 9, 2002007(2021).

[20] Li J, Wang G C, Zheng C L et al. All-silicon metasurfaces for polarization multiplexed generation of terahertz photonic orbital angular momentum superposition states[J]. Journal of Materials Chemistry C, 9, 5478-5485(2021).

[21] Sedeh H B, Salary M M, Mosallaei H. Topological space-time photonic transitions in angular-momentum-biased metasurfaces[J]. Advanced Optical Materials, 8, 2000075(2020).

[22] Ou K, Li G H, Li T X et al. High efficiency focusing vortex generation and detection with polarization-insensitive dielectric metasurfaces[J]. Nanoscale, 10, 19154-19161(2018).

[23] Liu M Z, Huo P C, Zhu W Q et al. Broadband generation of perfect Poincaré beams via dielectric spin-multiplexed metasurface[J]. Nature Communications, 12, 2230(2021).

[24] Wang W, Zhao R K, Chang S L et al. High-efficiency spin-related vortex metalenses[J]. Nanomaterials, 11, 1485(2021).

[25] Xie J F, Guo H M, Zhuang S L et al. Polarization-controllable perfect vortex beam by a dielectric metasurface[J]. Optics Express, 29, 3081-3089(2021).

[26] Huo P C, Zhang C, Zhu W Q et al. Photonic spin-multiplexing metasurface for switchable spiral phase contrast imaging[J]. Nano Letters, 20, 2791-2798(2020).

[27] Huo P C, Zhang S, Fan Q B et al. Photonic spin-controlled generation and transformation of 3D optical polarization topologies enabled by all-dielectric metasurfaces[J]. Nanoscale, 11, 10646-10654(2019).

[28] Mai Q L, Wang C F, Wang X R et al. Metasurface based optical orbital angular momentum multiplexing for 100 GHz radio over fiber communication[J]. Journal of Lightwave Technology, 39, 6159-6166(2021).

[29] Wang X R, Wang C F, Cheng M L et al. Broadband structured light multiplexing with dielectric meta-optics[J]. Journal of Lightwave Technology, 39, 2830-2836(2021).

[30] Wang C F, Yang B, Cheng M L et al. Cylindrical vector beam multiplexing for radio-over-fiber communication with dielectric metasurfaces[J]. Optics Express, 28, 38666-38681(2020).

[31] Du J, Wang J. Dielectric metasurfaces enabling twisted light generation/detection/(de)multiplexing for data information transfer[J]. Optics Express, 26, 13183-13194(2018).

[32] Ha Y L, Guo Y H, Pu M B et al. Monolithic-integrated multiplexed devices based on metasurface-driven guided waves[J]. Advanced Theory and Simulations, 4, 2000239(2021).

[33] Jin J J, Li X, Pu M B et al. Angular-multiplexed multichannel optical vortex arrays generators based on geometric metasurface[J]. iScience, 24, 102107(2021).

[34] Li S Q, Li X Y, Zhang L et al. Efficient optical angular momentum manipulation for compact multiplexing and demultiplexing using a dielectric metasurface[J]. Advanced Optical Materials, 8, 1901666(2020).

[35] Wang L, Yang Y, Deng L et al. Vanadium dioxide embedded frequency reconfigurable metasurface for multi-dimensional multiplexing of terahertz communication[J]. Journal of Physics D: Applied Physics, 54, 255003(2021).

[36] Bomzon Z, Biener G, Kleiner V et al. Space-variant Pancharatnam-Berry phase optical elements with computer-generated subwavelength gratings[J]. Optics Letters, 27, 1141-1143(2002).

[37] Yu N F, Genevet P, Kats M A et al. Light propagation with phase discontinuities: generalized laws of reflection and refraction[J]. Science, 334, 333-337(2011).

[38] Zheng C L, Li J, Wang G C et al. All-dielectric chiral coding metasurface based on spin-decoupling in terahertz band[J]. Nanophotonics, 10, 1347-1355(2021).