[1] G L Carr, M C Martin, W R McKinney et al. High-power terahertz radiation from relativistic electrons. Nature, 420, 153-156(2002).

[2] K Y Kim, A J Taylor, J H Glownia et al. Coherent control of terahertz supercontinuum generation in ultrafast laser-gas interactions. Nat Photonics, 2, 605-609(2008).

[3] S Hoffmann, M R Hofmann. Generation of Terahertz radiation with two color semiconductor lasers. Laser Photonics Rev, 1, 44-56(2007).

[4] D M Mittleman. Twenty years of terahertz imaging [Invited]. Opt Express, 26, 9417-9431(2018).

[5] Y Kawano, K Ishibashi. An on-chip near-field terahertz probe and detector. Nat Photonics, 2, 618-621(2008).

[6] J Federici, L Moeller. Review of terahertz and subterahertz wireless communications. J Appl Phys, 107, 111101(2010).

[7] F Alves, D Grbovic, B Kearney et al. Microelectromechanical systems bimaterial terahertz sensor with integrated metamaterial absorber. Opt Lett, 37, 1886-1888(2012).

[8] P Sen, J V Siles, N Thawdar et al. Multi-kilometre and multi-gigabit-per-second sub-terahertz communications for wireless backhaul applications. Nat Electron, 6, 164-175(2023).

[9] S Koenig, D Lopez-Diaz, J Antes et al. Wireless sub-THz communication system with high data rate. Nat Photonics, 7, 977-981(2013).

[10] S S Dhillon, M S Vitiello, E H Linfield et al. The 2017 terahertz science and technology roadmap. J Phys D Appl Phys, 50, 043001(2017).

[11] K B Fan, J Y Suen, X Y Liu et al. All-dielectric metasurface absorbers for uncooled terahertz imaging. Optica, 4, 601-604(2017).

[12] X Yang, X Zhao, K Yang et al. Biomedical applications of terahertz spectroscopy and imaging. Trends Biotechnol, 34, 810-824(2016).

[13] B Wang, S C Zhong, T L Lee et al. Non-destructive testing and evaluation of composite materials/structures: a state-of-the-art review. Adv Mech Eng, 12(2020).

[14] Y Y Cheng, Y X Wang, Y Y Niu et al. Concealed object enhancement using multi-polarization information for passive millimeter and terahertz wave security screening. Opt Express, 28, 6350-6366(2020).

[15] N V Chernomyrdin, G R Musina, P V Nikitin et al. Terahertz technology in intraoperative neurodiagnostics: a review. Opto-Electron Adv, 6, 220071(2023).

[16] J Wätzel, J Berakdar. Open-circuit ultrafast generation of nanoscopic toroidal moments: the swift phase generator. Adv Quantum Tech, 2, 1800096(2019).

[17] K L Wang, D M Mittleman. Metal wires for terahertz wave guiding. Nature, 432, 376-379(2004).

[18] J A Deibel, K L Wang, M D Escarra et al. Enhanced coupling of terahertz radiation to cylindrical wire waveguides. Opt Express, 14, 279-290(2006).

[19] M Navarro-Cía, J Wu, H Y Liu et al. Generation of radially-polarized terahertz pulses for coupling into coaxial waveguides. Sci Rep, 6, 38926(2016).

[20] X Y Tian, A N Ma, H F Huang et al. Three-in-one polarization detector enabled by metasurface. Phys Scr, 99, 025531(2024).

[21] H Fujita, Y Tada, M Sato. Accessing electromagnetic properties of matter with cylindrical vector beams. New J Phys, 21, 073010(2019).

[22] J Lamberg, F Zarrinkhat, A Tamminen et al. Wavefront-modified vector beams for THz cornea spectroscopy. Opt Express, 31, 40293-40307(2023).

[23] J Wätzel, E Y Sherman, J Berakdar. Nanostructures in structured light: photoinduced spin and orbital electron dynamics. Phys Rev B, 101, 235304(2020).

[24] J Wätzel, J Berakdar, E Y Sherman. Ultrafast entanglement switching and singlet-triplet transitions control via structured terahertz pulses. New J Phys, 24, 043016(2022).

[25] K Miyamoto, B J Kang, W T Kim et al. Highly intense monocycle terahertz vortex generation by utilizing a Tsurupica spiral phase plate. Sci Rep, 6, 38880(2016).

[26] L Minkevičius, D Jokubauskis, I Kašalynas et al. Bessel terahertz imaging with enhanced contrast realized by silicon multi-phase diffractive optics. Opt Express, 27, 36358-36367(2019).

[27] A Woldegeorgis, T Kurihara, M Almassarani et al. Multi-MV/cm longitudinally polarized terahertz pulses from laser-thin foil interaction. Optica, 5, 1474-1477(2018).

[28] F Y Yue, V Aglieri, R Piccoli et al. Highly sensitive polarization rotation measurement through a high-order vector beam generated by a metasurface. Adv Mater Technol, 5, 1901008(2020).

[29] E A Nanni, W R Huang, K H Hong et al. Terahertz-driven linear electron acceleration. Nat Commun, 6, 8486(2015).

[30] M T Hibberd, A L Healy, D S Lake et al. Acceleration of relativistic beams using laser-generated terahertz pulses. Nat Photonics, 14, 755-759(2020).

[31] A Arbabi, Y Horie, M Bagheri et al. Dielectric metasurfaces for complete control of phase and polarization with subwavelength spatial resolution and high transmission. Nat Nanotechnol, 10, 937-943(2015).

[32] F Zhang, M B Pu, Y H Guo et al. Synthetic vector optical fields with spatial and temporal tunability. Sci China Phys Mech Astron, 65, 254211(2022).

[33] F Zhang, Y H Guo, M B Pu et al. Meta-optics empowered vector visual cryptography for high security and rapid decryption. Nat Commun, 14, 1946(2023).

[34] Y J Bao, Y Yu, H F Xu et al. Full-colour nanoprint-hologram synchronous metasurface with arbitrary hue-saturation-brightness control. Light Sci Appl, 8, 95(2019).

[35] H H Hsiao, C H Chu, D P Tsai. Fundamentals and applications of metasurfaces. Small Methods, 1, 1600064(2017).

[36] S Lepeshov, A Gorodetsky, A Krasnok et al. Enhancement of terahertz photoconductive antenna operation by optical nanoantennas. Laser Photonics Rev, 11, 1600199(2017).

[37] T Kampfrath, K Tanaka, K A Nelson. Resonant and nonresonant control over matter and light by intense terahertz transients. Nat Photonics, 7, 680-690(2013).

[38] S Winnerl, B Zimmermann, F Peter et al. Terahertz Bessel-Gauss beams of radial and azimuthal polarization from microstructured photoconductive antennas. Opt Express, 17, 1571-1576(2009).

[39] K Kan, J Yang, A Ogata et al. Radially polarized terahertz waves from a photoconductive antenna with microstructures. Appl Phys Lett, 102, 221118(2013).

[40] K J Kaltenecker, J C König-Otto, M Mittendorff et al. Gouy phase shift of a tightly focused, radially polarized beam. Optica, 3, 35-41(2016).

[41] J Deveikis, J Lloyd-Hughes. Multi-pixel photoconductive emitters for the controllable generation of azimuthal and radial terahertz beams. Opt Express, 30, 43293-43300(2022).

[42] S Mou, A D’Arco, L Tomarchio et al. Simultaneous elliptically and radially polarized THz from one-color laser-induced plasma filament. New J Phys, 23, 063048(2021).

[43] B N Han, Y P Chen, T H Xia et al. Measurement and control of radially polarized THz radiation from DC-biased laser plasma filaments in air. Sensors, 22, 5231(2022).

[44] L Z Wang, Y P Chen, G W Zhang et al. Tunable high-field terahertz radiation from plasma channels. Laser Photonics Rev, 17, 2200627(2023).

[45] I A Nikolaeva, D E Shipilo, N A Panov et al. Terahertz beam with radial or orthogonal to laser polarization from a single-color femtosecond filament. Opt Express, 31, 41406-41419(2023).

[46] K Jana, Y H Mi, S H Møller et al. Quantum control of flying doughnut terahertz pulses. Sci Adv, 10, eadl1803(2024).

[47] J Pettine, P Padmanabhan, T Shi et al. Light-driven nanoscale vectorial currents. Nature, 626, 984-989(2024).

[48] E Beaurepaire, J C Merle, A Daunois et al. Ultrafast spin dynamics in ferromagnetic nickel. Phys Rev Lett, 76, 4250-4253(1996).

[49] E Beaurepaire, G M Turner, S M Harrel et al. Coherent terahertz emission from ferromagnetic films excited by femtosecond laser pulses. Appl Phys Lett, 84, 3465-3467(2004).

[50] Y Taira, R Kuroda, M Kumaki et al. Observation of radially polarized terahertz radiation generated by a sub-picosecond electron beam. Vib Spectrosc, 75, 162-168(2014).

[51] Z Jin, H B Zhuo, T Nakazawa et al. Highly efficient terahertz radiation from a thin foil irradiated by a high-contrast laser pulse. Phys Rev E, 94, 033206(2016).

[52] D Schulz, B Schwager, J Berakdar. Nanostructured spintronic emitters for polarization-textured and chiral broadband THz fields. ACS Photonics, 9, 1248-1255(2022).

[53] G Q Chang, C J Divin, C H Liu et al. Generation of radially polarized terahertz pulses via velocity-mismatched optical rectification. Opt Lett, 32, 433-435(2007).

[54] R Imai, N Kanda, T Higuchi et al. Terahertz vector beam generation using segmented nonlinear optical crystals with threefold rotational symmetry. Opt Express, 20, 21896-21904(2012).

[55] Z Zheng, N Kanda, K Konishi et al. Efficient coupling of propagating broadband terahertz radial beams to metal wires. Opt Express, 21, 10642-10650(2013).

[56] M Sato, T Higuchi, N Kanda et al. Terahertz polarization pulse shaping with arbitrary field control. Nat Photonics, 7, 724-731(2013).

[57] G Gaborit, A Biciunas, M Bernier et al. Emitting and receiving terahertz vectorial antennas based on cubic electro-optic crystals. IEEE Trans Terahertz Sci Technol, 5, 828-835(2015).

[58] X Feng, Q W Wang, Y C Lu et al. Direct emission of broadband terahertz cylindrical vector Bessel beam. Appl Phys Lett, 119, 221110(2021).

[59] S Mou, A D’Arco, L Tomarchio et al. Generation of terahertz vector beam bearing tailored topological charge. APL Photonics, 8, 036103(2023).

[60] H Iwase, S Ohno. Direct generation of a terahertz vector beam from a ZnTe crystal excited by a focused circular polarized pulse. Opt Express, 31, 26923-26934(2023).

[61] J Kröll, J Darmo, S S Dhillon et al. Phase-resolved measurements of stimulated emission in a laser. Nature, 449, 698-701(2007).

[62] N Jukam, S Dhillon, Z Y Zhao et al. Gain measurements of THz quantum cascade lasers using THz time-domain spectroscopy. IEEE J Sel Top Quantum Electron, 14, 436-442(2008).

[63] N Jukam, S S Dhillon, D Oustinov et al. Investigation of spectral gain narrowing in quantum cascade lasers using terahertz time domain spectroscopy. Appl Phys Lett, 93, 101115(2008).

[64] N Jukam, S S Dhillon, D Oustinov et al. Terahertz time domain spectroscopy of phonon-depopulation based quantum cascade lasers. Appl Phys Lett, 94, 251108(2009).

[65] N Jukam, S S Dhillon, D Oustinov et al. Terahertz amplifier based on gain switching in a quantum cascade laser. Nat Photonics, 3, 715-719(2009).

[66] D Oustinov, N Jukam, R Rungsawang et al. Phase seeding of a terahertz quantum cascade laser. Nat Commun, 1, 69(2010).

[67] S Han, Y Chua, Y Q Zeng et al. Photonic Majorana quantum cascade laser with polarization-winding emission. Nat Commun, 14, 707(2023).

[68] S Han, J Y Cui, Y Chua et al. Electrically-pumped compact topological bulk lasers driven by band-inverted bound states in the continuum. Light Sci Appl, 12, 145(2023).

[69] J Y Cui, Y Chua, S Han et al. Single‐mode electrically pumped terahertz laser in an ultracompact cavity via merging bound states in the continuum. Laser Photonics Rev, 17, 2300350(2023).

[70] N V Petrov, B Sokolenko, M S Kulya et al. Design of broadband terahertz vector and vortex beams: I. Review of materials and components. Light Adv Manuf, 3, 640-652(2022).

[71] A Minasyan, C Trovato, J Degert et al. Geometric phase shaping of terahertz vortex beams. Opt Lett, 42, 41-44(2017).

[72] A I Hernandez-Serrano, E Castro-Camus, D Lopez-Mago. q-plate for the generation of terahertz cylindrical vector beams fabricated by 3D printing. J Infrared Millim Terahertz Waves, 38, 938-944(2017).

[73] X P Dong, J R Cheng, F Fan et al. Sub-terahertz wideband vector beam generator based on superwavelength lattice dielectric grating. Optik, 193, 162991(2019).

[74] C Koral, Z Mazaheri, A Andreone. THz multi-mode Q-plate with a fixed rate of change of the optical axis using form birefringence. Micromachines, 13, 796(2022).

[75] L Ke, S M Zhang, C X Li et al. Research progress on hybrid vector beam implementation by metasurfaces. Opto-Electron Eng, 50, 230117(2023).

[76] Y H Guo, M B Pu, Z Y Zhao et al. Merging geometric phase and plasmon retardation phase in continuously shaped metasurfaces for arbitrary orbital angular momentum generation. ACS Photonics, 3, 2022-2029(2016).

[77] F Zhang, M B Pu, J Luo et al. Symmetry breaking of photonic spin-orbit interactions in metasurfaces. Opto-Electron Eng, 44, 319-325(2017).

[78] J P B Mueller, N A Rubin, R C Devlin et al. Metasurface polarization optics: independent phase control of arbitrary orthogonal states of polarization. Phys Rev Lett, 118, 113901(2017).

[79] R C Devlin, A Ambrosio, N A Rubin et al. Arbitrary spin-to-orbital angular momentum conversion of light. Science, 358, 896-901(2017).

[80] Y H Guo, S C Zhang, M B Pu et al. Spin-decoupled metasurface for simultaneous detection of spin and orbital angular momenta via momentum transformation. Light Sci Appl, 10, 63(2021).

[81] F Zhang, Y H Guo, M B Pu et al. Metasurfaces enabled by asymmetric photonic spin-orbit interactions. Opto-Electron Eng, 47, 200366(2020).

[82] A Papakostas, A Potts, D M Bagnall et al. Optical manifestations of planar chirality. Phys Rev Lett, 90, 107404(2003).

[83] M Kang, J Chen, X L Wang et al. Twisted vector field from an inhomogeneous and anisotropic metamaterial. J Opt Soc Am B, 29, 572-576(2012).

[84] Z W Xie, J W He, X K Wang et al. Generation of terahertz vector beams with a concentric ring metal grating and photo-generated carriers. Opt Lett, 40, 359-362(2015).

[85] J Y Guo, X K Wang, J W He et al. Generation of radial polarized Lorentz beam with single layer metasurface. Adv Opt Mater, 6, 1700925(2018).

[86] Y H Xu, H F Zhang, Q Li et al. Generation of terahertz vector beams using dielectric metasurfaces via spin-decoupled phase control. Nanophotonics, 9, 3393-3402(2020).

[87] H X Zhou, J R Cheng, F Fan et al. Ultrathin freestanding terahertz vector beam generators with free phase modulation. Opt Express, 29, 1384-1395(2021).

[88] T Wu, X Q Zhang, Q Xu et al. Dielectric metasurfaces for complete control of phase, amplitude, and polarization. Adv Opt Mater, 10, 2101223(2022).

[89] Q Wu, W H Fan, C Qin. Generation and superposition of perfect vortex beams in terahertz region via single-layer all-dielectric metasurface. Nanomaterials, 12, 3010(2022).

[90] Q S Li, X D Cai, T Liu et al. Gate-tuned graphene meta-devices for dynamically controlling terahertz wavefronts. Nanophotonics, 11, 2085-2096(2022).

[91] H Zhao, X K Wang, S T Liu et al. Highly efficient vectorial field manipulation using a transmitted tri-layer metasurface in the terahertz band. Opto-Electron Adv, 6, 220012(2023).

[92] H Li, C L Zheng, J Y Liu et al. Binary encoding-inspired generation of vector vortex beams. Sci China Phys Mech Astron, 66, 254212(2023).

[93] L Ke, C X Li, S M Zhang et al. Tight focusing field of cylindrical vector beams based on cascaded low-refractive index metamaterials. Nanophotonics, 12, 3563-3578(2023).

[94] C L Zheng, J Li, J Y Liu et al. Creating longitudinally varying vector vortex beams with an all-dielectric metasurface. Laser Photonics Rev, 16, 2200236(2022).

[95] J Li, J T Li, Z Yue et al. Structured vector field manipulation of terahertz wave along the propagation direction based on dielectric metasurfaces. Laser Photonics Rev, 16, 2200325(2022).

[96] H Li, S X Duan, C L Zheng et al. Manipulation of longitudinally inhomogeneous polarization states empowered by all-silicon metasurfaces. Adv Opt Mater, 11, 2202461(2023).

[97] H Li, S X Duan, C L Zheng et al. Longitudinal manipulation of scalar to vector vortex beams evolution empowered by all-silicon metasurfaces. Adv Opt Mater, 11, 2301368(2023).

[98] L Luo, X Liu, S X Duan et al. Dual channel transformation of scalar and vector terahertz beams along the optical path based on dielectric metasurface. Nanophotonics, 12, 3839-3848(2023).

[99] S S Hu, L Wei, Y Long et al. Longitudinal polarization manipulation based on all-dielectric terahertz metasurfaces. Opt Express, 32, 6963-6976(2024).

[100] X Y He, H L Bao, F Zhang et al. Longitudinally continuous varying high-order cylindrical vector fields enabled by spin-decoupled metasurfaces. Nanophotonics, 13, 1657-1664(2024).

[101] C F Hsieh, R P Pan, T T Tang et al. Voltage-controlled liquid-crystal terahertz phase shifter and quarter-wave plate. Opt Lett, 31, 1112-1114(2006).

[102] B Piccirillo, V D'Ambrosio, S Slussarenko et al. Photon spin-to-orbital angular momentum conversion via an electrically tunable q-plate. Appl Phys Lett, 97, 241104(2010).

[103] C S Yang, T T Tang, R P Pan et al. Liquid crystal terahertz phase shifters with functional indium-tin-oxide nanostructures for biasing and alignment. Appl Phys Lett, 104, 141106(2014).

[104] P Chen, B Y Wei, W Ji et al. Arbitrary and reconfigurable optical vortex generation: a high-efficiency technique using director-varying liquid crystal fork gratings. Photonics Res, 3, 133-139(2015).

[105] T Sasaki, H Okuyama, M Sakamoto et al. Optical control of polarized terahertz waves using dye-doped nematic liquid crystals. AIP Adv, 8, 115326(2018).

[106] N Vieweg, C Jansen, M K Shakfa et al. Molecular properties of liquid crystals in the terahertz frequency range. Opt Express, 18, 6097-6107(2010).

[107] L Wang, X W Lin, W Hu et al. Broadband tunable liquid crystal terahertz waveplates driven with porous graphene electrodes. Light Sci Appl, 4, e253(2015).

[108] C F Hsieh, C S Yang, F C Shih et al. Liquid-crystal-based magnetically tunable terahertz achromatic quarter-wave plate. Opt Express, 27, 9933-9940(2019).

[109] L Wang, S J Ge, W Hu et al. Tunable reflective liquid crystal terahertz waveplates. Opt Mater Express, 7, 2023-2029(2017).

[110] X Zhang, F Fan, C Y Zhang et al. Tunable terahertz phase shifter based on dielectric artificial birefringence grating filled with polymer dispersed liquid crystal. Opt Mater Express, 10, 282-292(2020).

[111] Z X Shen, M J Tang, P Chen et al. Planar terahertz photonics mediated by liquid crystal polymers. Adv Opt Mater, 8, 1902124(2020).

[112] Z X Shen, S H Zhou, S J Ge et al. Liquid-crystal-integrated metadevice: towards active multifunctional terahertz wave manipulations. Opt Lett, 43, 4695-4698(2018).

[113] S J Ge, P Chen, Z X Shen et al. Terahertz vortex beam generator based on a photopatterned large birefringence liquid crystal. Opt Express, 25, 12349-12356(2017).

[114] S J Ge, Z X Shen, P Chen et al. Generating, separating and polarizing terahertz vortex beams via liquid crystals with gradient-rotation directors. Crystals, 7, 314(2017).

[115] Y C Shen, Z X Shen, G Z Zhao et al. Photopatterned liquid crystal mediated terahertz Bessel vortex beam generator [Invited]. Chin Opt Lett, 18, 080003(2020).

[116] S Savo, D Shrekenhamer, W J Padilla. Liquid crystal metamaterial absorber spatial light modulator for THz applications. Adv Opt Mater, 2, 275-279(2014).

[117] C X Liu, F Yang, X J Fu et al. Programmable manipulations of terahertz beams by transmissive digital coding metasurfaces based on liquid crystals. Adv Opt Mater, 9, 2100932(2021).

[118] O Buchnev, N Podoliak, K Kaltenecker et al. Metasurface-based optical liquid crystal cell as an ultrathin spatial phase modulator for THz applications. ACS Photonics, 7, 3199-3206(2020).

[119] S N Tao, Z X Shen, H G Yu et al. Transflective spatial terahertz wave modulator. Opt Lett, 47, 1650-1653(2022).

[120] S Liu, F Xu, J L Zhan et al. Terahertz liquid crystal programmable metasurface based on resonance switching. Opt Lett, 47, 1891-1894(2022).

[121] W L Li, X M Hu, J B Wu et al. Dual-color terahertz spatial light modulator for single-pixel imaging. Light Sci Appl, 11, 191(2022).

[122] S Wang, H B Guo, B W Chen et al. Electrically active terahertz liquid-crystal metasurface for polarization vortex beam switching. Laser Photonics Rev, 2301301(2024).

[123] T Wakayama, T Higashiguchi, H Oikawa et al. Determination of the polarization states of an arbitrary polarized terahertz beam: vectorial vortex analysis. Sci Rep, 5, 9416(2015).

[124] T Wakayama, T Higashiguchi, K Sakaue et al. Demonstration of a terahertz pure vector beam by tailoring geometric phase. Sci Rep, 8, 8690(2018).

[125] H Niwa, N Yoshikawa, M Kawaguchi et al. Switchable generation of azimuthally- and radially-polarized terahertz beams from a spintronic terahertz emitter. Opt Express, 29, 13331-13343(2021).

[126] T Grosjean, F Baida, R Adam et al. Linear to radial polarization conversion in the THz domain using a passive system. Opt Express, 16, 18895-18909(2008).

[127] J Y Fan, L Zhang, Z Y Wu et al. Simultaneous and independent control of phase and polarization in terahertz band for functional integration of multiple devices. Opt Laser Technol, 151, 108064(2022).

[128] C Zeng, H Lu, D Mao et al. Graphene-empowered dynamic metasurfaces and metadevices. Opto-Electron Adv, 5, 200098(2022).

[129] S J Zhang, T Cao, Z Tian. Progress on reconfigurable terahertz metasurface devices based on sulfide phase change materials. Opto-Electron Eng, 50, 230142(2023).

[130] S N Guan, J R Cheng, S J Chang. Recent progress of terahertz spatial light modulators: materials, principles and applications. Micromachines, 13, 1637(2022).

[131] H G Yu, H C Wang, Q G Wang et al. Liquid crystal-tuned planar optics in terahertz range. Appl Sci, 13, 1428(2023).