[1] Siegel P H. Terahertz technology in biology and medicine[J]. IEEE Transactions on Microwave Theory and Techniques, 52, 2438-2447(2004).
[2] Tonouchi M. Cutting-edge terahertz technology[J]. Nature Photonics, 1, 97-105(2007).
[3] Kim D K, Citrin D S. Frequency and amplitude modulation in terahertz-sideband generation in quantum wells[J]. Applied Physics Letters, 94, 021105(2009).
[4] Li J S. Terahertz modulator using photonic crystals[J]. Optics Communications, 269, 98-101(2007).
[5] Paul O, Imhof C, Lägel B et al. Polarization-independent active metamaterial for high-frequency terahertz modulation[J]. Optics Express, 17, 819-827(2009).
[6] Aksu S, Huang M, Artar A et al. Flexible plasmonics on unconventional and nonplanar substrates[J]. Advanced Materials, 23, 4422-4430(2011).
[7] Chen X Y, Ghosh S, Xu Q et al. Active control of polarization-dependent near-field coupling in hybrid metasurfaces[J]. Applied Physics Letters, 113, 061111(2018).
[8] Zhou W, Chen H M, Ji K et al. Vertically magnetic-controlled THz modulator based on 2-D magnetized plasma photonic crystal[J]. Photonics and Nanostructures-Fundamentals and Applications, 23, 28-35(2017).
[9] Prabhu S S, Ralph S E, Melloch M R et al. Carrier dynamics of low-temperature-grown GaAs observed via THz spectroscopy[J]. Applied Physics Letters, 70, 2419-2421(1997).
[10] Ortigosa-Blanch A, Knight J C, Wadsworth W J et al. Highly birefringent photonic crystal fibers[J]. Optics Letters, 25, 1325-1327(2000).
[11] Cregan R F, Mangan B J, Knight J C et al. Single-mode photonic band gap guidance of light in air[J]. Science, 285, 1537-1539(1999).
[12] Mei S, Kong D P, Mu Q Y et al. A porous core Zeonex THz fiber with low loss and small dispersion[J]. Optical Fiber Technology, 69, 102834(2022).
[13] Grischkowsky D, Keiding S, van Exter M et al. Far-infrared time-domain spectroscopy with terahertz beams of dielectrics and semiconductors[J]. Journal of the Optical Society of America B, 7, 2006-2015(1990).
[14] Zhong Y, Xie G X, Mao F et al. Thin-wall cyclic olefin copolymer tube waveguide for broadband terahertz transmission[J]. Optical Materials, 98, 109490(2019).
[15] Hui Z Q, Yang X, Han D D et al. High birefringence hollow-core anti-resonant terahertz photonic crystal fiber with ultra-low loss[J]. Journal of Infrared and Millimeter Waves, 41, 563-572(2022).
[16] Wang Z M, Qiao J, Zhao S Q et al. Recent progress in terahertz modulation using photonic structures based on two-dimensional materials[J]. InfoMat, 3, 1110-1133(2021).
[17] Li D, Ji Z J, Luo C Y. Optically tunable plasmon-induced transparency in terahertz metamaterial system[J]. Optical Materials, 104, 109920(2020).
[18] Wang H X, Ling F R, Luo C Y et al. A terahertz wave all-optical modulator based on quartz-based MAPbI3 thin film[J]. Optical Materials, 127, 112235(2022).
[19] Shi Z W, Cao X X, Wen Q Y et al. Terahertz modulators based on silicon nanotip array[J]. Advanced Optical Materials, 6, 1700620(2018).
[20] Li D, Luo C Y, Wang H X et al. Active control of plasmon-induced transparency based on a GaAs/Si heterojunction in the terahertz range[J]. Optical Materials, 121, 111609(2021).
[21] Shrekenhamer D, Watts C M, Padilla W J. Terahertz single pixel imaging with an optically controlled dynamic spatial light modulator[J]. Optics Express, 21, 12507-12518(2013).
[22] Bai Y, Chen K J, Liu H et al. Optically controllable terahertz modulator based on electromagnetically-induced-transparency-like effect[J]. Optics Communications, 353, 83-89(2015).
[23] Wen Q Y, Tian W, Mao Q et al. Graphene based all-optical spatial terahertz modulator[J]. Scientific Reports, 4, 7409(2014).
[24] Cao Y P, Gan S, Geng Z X et al. Optically tuned terahertz modulator based on annealed multilayer MoS2[J]. Scientific Reports, 6, 22899(2016).
[25] Fu Y, Tan Z, Wang C et al. Research on optical controlled terahertz modulator based on monolayer tungsten disulfide[J]. Journal of Infrared and Millimeter Waves, 38, 655-661(2019).
[26] Alihosseini F, Heshmatpanah Z, Zandi H. Design of a highly efficient photoconductive terahertz modulator enhanced by photonic crystal resonant cavity[C], 36-38(2021).