[1] [1] LANDY N I, SAJUYIGBE S, MOCK J J, et al. Perfect metamaterial absorber [J]. Physical Review Letters, 2008, 100(20): 207402-1-207402-4.

[2] [2] YIN S, ZHU J, JIANG W, et al. Comment on triple-band perfect metamaterial absorption, based on single cut-wire bar[J]. Applied Physics Letters, 2015, 107(2): 071105-1-071105-6.

[3] [3] BAI Y, ZHAO L, JU D, et al. Wide-angle, polarization-independent and dual-band infrared perfect absorber based on L-shaped metamaterial[J]. Optics Express, 2015, 23(7): 8670-8680.

[4] [4] TAO H, BINGHAM C M, STRIKWERDA A C, et al. Highly flexible wide angle of incidence terahertz metamaterial absorber: design, fabrication,and characterization[J]. Physical Review, 2008, 78(24): 9-12.

[5] [5] WATTS C, LIU X, PADILLA W. Metamaterial electromagnetic wave absorbers[J]. Advanced Materials, 2012, 24(23): 98-120.

[6] [6] HOU-TONG C, ANTOINETTE J T, et al. A review of metasurfaces: ph-ysics and applications [J]. Reports on Progress in Physics, 2017, 79(7):076401-1-076401-40.

[7] [7] LIU N, MESCH M, WEISS T, et al. Infrared perfect absorber and its application as plasmonic sensor [J]. Nano letters, 2010, 10(7): 2342-2348.

[8] [8] YIN X, STEINLE T, HUANG L, et al. Beam switching and bifocal zoom lensing using active plasmonic metasurfaces[J]. Light: Science & Applications, 2017, 6(1): 363-369.

[9] [9] WUTTIG M, YAMADA N. Phase-change materials for rewriteable data storage [J]. Nature Materials, 2007, 6(11): 824-32.

[10] [10] RAEISHOSSEINI, NILOUFAR, JUNSUK. Metasurfaces based on phase-change material as a reconfigurable platform for multifunctional devices [J]. Materials, 2017, 10(9): 1046-1-1046-26.

[11] [11] HUANG Y, LIU L, PU M, et al. A refractory metamaterial absorber for ultra-broadband, omnidirectional and polarization-independent absorption in the UV-NIR spectrum [J]. Nanoscale, 2018, 10(17): 8298-303.

[12] [12] XI J Q, SCHUBERT M F, KIM J K, et al. Optical thin-film materials with low refractive index for broadband elimination of Fresnel reflection [J]. Nature Photonics, 2007, 1(3): 176-179.

[13] [13] GENET C, ALTEWISCHER E, EXTER M, et al. Optical depolarization induced by arrays of subwavelength metal holes[J]. Physical Review B, 2005, 71(3): 033409-1-033409-4.

[14] [14] ASPNES D E. Local-field effects and effective-medium theory: a microscopic perspective[J]. American Journal of Physics, 1982, 50(8): 704-709.