[1] McPhedran R C, Shadrivov I V, Kuhlmey B T, et al. Metamaterials and metaoptics [J]. NPG Asia Materials, 2011, 3(11): 100−108. doi:  10.1038/asiamat.2011.146
[2] Schurig D, Mock J J, Justice B J, et al. Metamaterial electromagnetic cloak at microwave frequencies [J]. Science, 2006, 314(5801): 977−980. doi:  10.1126/science.1133628
[3] Soukoulis C M, Wegener M. Past achievements and future challenges in the development of three-dimensional photonic metamaterials [J]. Nat Photon, 2011, 5(9): 523−530. doi:  10.1038/nphoton.2011.154
[4] Nanfang Y, Patrice G, Kats M A, et al. Light propagation with phase discontinuities: generalized laws of reflection and refraction [J]. Science, 2011, 334(6054): 333−337. doi:  10.1126/science.1210713
[5] Tao H, Landy N I, Bingham C M, et al. A metamaterial absorber for the terahertz regime: Design, fabrication and characterization [J]. Opt Express, 2008, 16(10): 7181−7188. doi:  10.1364/OE.16.007181
[6] Grant J, Ma Y, Saha S, et al. Polarization insensitive terahertz metamaterial absorber [J]. Opt Lett, 2011, 36(8): 1524−1526. doi:  10.1364/OL.36.001524
[7] Wang Hua, Sun Xiaohong, Wang Zhen, et al. Characteristic analysis of metamaterial absorber in terahertz wavelength [J]. Infrared and Laser Engineering, 2016, 45(12): 1225003. (in Chinese) doi:  10.3788/IRLA201645.1225003
[8] Li Yihan, Zhang Mile, Cui Hailin, et al. Terahertz absorbing properties of different metal split-ring resonators [J]. Infrared and Laser Engineering, 2016, 45(12): 1225002. (in Chinese) doi:  10.3788/IRLA201645.1225002
[9] Li Yongqian, Guo Yongjun, Su Lei, et al. Polarization-dependent absorption of rectangular-block metamaterials in infrared region [J]. Optics and Precision Engineering, 2014, 22(11): 2998−3003. (in Chinese) doi:  10.3788/OPE.20142211.2998
[10] Liao Y, Zhao Y, Zhang W, et al. A wide-angle polarization-sensitive dual-band absorber in the infrared regime [J]. Optik, 2015, 126(23): 4469−4471. doi:  10.1016/j.ijleo.2015.08.112
[11] Shen X, Yang Y, Zang Y, et al. Triple-band terahertz metamaterial absorber: Design, experiment, and physical interpretation [J]. Appl Phys Lett, 2012, 101(15): 154102. doi:  10.1063/1.4757879
[12] Lei L, Li S, Huang H, et al. Ultra-broadband absorber from visible to near-infrared using plasmonic metamaterial [J]. Opt Express, 2018, 26(5): 5686−5693. doi:  10.1364/OE.26.005686
[13] Tittl A, Harats M G, Walter R, et al. Quantitative angle-resolved small-spot reflectance measurements on plasmonic perfect absorbers: impedance matching and disorder effects [J]. ACS Nano, 2014, 8(10): 10885−10892. doi:  10.1021/nn504708t
[14] Nordlander P, Prodan E. Plasmon hybridization in nanoparticles near metallic surfaces [J]. Nano Lett, 2004, 4(11): 2209−2213. doi:  10.1021/nl0486160