[1] Mendis R, Mittleman D M. Comparison of the lowest-order transverse-electric (TE1) and transverse-magnetic (TEM) modes of the parallel-plate waveguide for terahertz pulse applications[J]. Optics Express, 17, 14839-14850(2009).

[2] Mendis R, Grischkowsky D. Undistorted guided-wave propagation of subpicosecond terahertz pulses[J]. Optics Letters, 26, 846-848(2001).

[3] Mendis R, Mittleman D M. An investigation of the lowest-order transverse-electric (TE1) mode of the parallel-plate waveguide for THz pulse propagation[J]. Journal of the Optical Society of America B, 26, A6-A13(2009).

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

[5] Cao Q, Jahns J. Azimuthally polarized surface plasmons as effective terahertz waveguides[J]. Optics Express, 13, 511-518(2005).

[6] Gallot G, Jamison S P. McGowan R W, et al. Terahertz waveguides[J]. Journal of the Optical Society of America B, 17, 851-863(2000).

[7] Harsha S S, Laman N, Grischkowsky D. High-Q terahertz Bragg resonances within a metal parallel plate waveguide[J]. Applied Physics Letters, 94, 091118(2009).

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

[9] Lipworth G, Rose A, Yurduseven O et al. Comprehensive simulation platform for a metamaterial imaging system[J]. Applied Optics, 54, 9343-9353(2015).

[10] Wang K, Cao Q, Zhang H F et al. Evanescent resonant mode for a T-shaped cavity in a terahertz parallel-plate waveguide[J]. Applied Optics, 57, 7967-7973(2018).

[11] Xing L J, Cao Q, Zhang H F et al. Terahertz multichannel notch filter consisting of four T-shaped cavities based on parallel-plate waveguide[J]. AIP Advances, 8, 125306(2018).

[12] Zhu Y M, Sun Q Y, Xu J M et al. Transition from surface cavity mode to cavity mode in deep-grooved parallel plate waveguide[J]. IEEE Journal of Selected Topics in Quantum Electronics, 23, 8500205(2017).

[13] Nagel M, Haring Bolivar P, Kurz H. Modular parallel-plate THz components for cost-efficient biosensing systems[J]. Semiconductor Science and Technology, 20, S281-S285(2005).

[14] Kitagawa J, Kodama M, Koya S et al. THz wave propagation in two-dimensional metallic photonic crystal with mechanically tunable photonic-bands[J]. Optics Express, 20, 17271-17280(2012).

[15] Mendis R, Astley V, Liu J B et al. Terahertz microfluidic sensor based on a parallel-plate waveguide resonant cavity[J]. Applied Physics Letters, 95, 171113(2009).

[16] Lee E S, So J K, Park G S et al. Terahertz band gaps induced by metal grooves inside parallel-plate waveguides[J]. Optics Express, 20, 6116-6123(2012).

[17] Wang Y X, Mao Q, Tang X G. Design and simulation of controllable polarization analyzer based on waveguide structures[J]. Laser & Optoelectronics Progress, 55, 011301(2018).

[18] Chen Y, Xu Y M, Gao X B et al. Fano resonance sensing characteristics of MIM waveguide coupled T-shaped cavity structure with rectangular cavity[J]. Chinese Journal of Lasers, 46, 0113001(2019).

[19] Xiao G L, Dou W Y, Yang H Y et al. Band-stop filter based on metal-insulator-metal waveguide with asymmetric circular resonant cavities[J]. Acta Optica Sinica, 39, 0513001(2019).

[20] Chen L, Cheng Z X, Xu J M et al. Controllable multiband terahertz notch filter based on a parallel plate waveguide with a single deep groove[J]. Optics Letters, 39, 4541-4544(2014).

[21] Ordal M A, Bell R J, Alexander R W et al. Optical properties of fourteen metals in the infrared and far infrared: Al, Co, Cu, Au, Fe, Pb, Mo, Ni, Pd, Pt, Ag, Ti, V, and W[J]. Applied Optics, 24, 4493-4499(1985).