[3] ANDERS P, MORENO E, PENDRY J B,et al. Localized spoof plasmons arise while texturing closed surfaces［J］. Physical Review Letters, 2012, 108(22)：223905.
[4] NIU Kai-kun, WANG Li-hua, HUANG Zhi-xiang, et al. Band structure of triangular lattices photonic crystals with lossy and dispersive materials［J］. Acta Photonica Sinica, 2016, 45(3)：0319002.
[5] MA H F, SHEN X, CHENG Q,et al. Broadband and high-efficiency conversion from guided waves to spoof surface plasmon polaritons ［J］. Laser Photonics Review, 2014, 8(1)：146-151.
[6] FANG M , HUANG Z X, SHA W,et al. Maxwell-hydrodynamic model for simulating nonlinear terahertz generation from plasmonic metasurfaces［J］. IEEE Journal on Multiscale and Multiphysics Computational Techniques, 2017, 2(1)：194-201.
[7] BARNES W L, DEREUX A, EBBESEN T W. Surface plasmon subwavelength optical［J］. Nature, 2003, 424(1)： 824-860.
[8] GOLLUB J N, SMITH D R, VIER D C, et al. Experimental characterization of magnetic surface plasmons on metamaterials with negative permeability［J］. Physical Review B, 2005, 71(19)：195402.
[9] GAO Z, GAO F, ZHANG Y M, et al. Deep-subwavelength magnetic-coupling-dominant interaction among magnetic localized surface plasmons［J］. Physical Review B, 2016, 93(19)： 195410.
[10] SHELBY R A, SMITH D R, SCHULTZ S. Experimental verification of negative index of refraction［J］.Science, 2001, 292(5541)：77-79.
[11] FREIRE M J, JELINEK L, MARQUES R, et al. On the applications of μ=－1 metamaterial lenses for magnetic resonance imaging［J］. Journal of Magnetic Resonance, 2010, 203(1)：81-90.
[12] FREIRE M J, LOPEZ M A, MEISE F,et al. A broadside-split-ring resonator-based coil for MRI at 7 T［J］. IEEE Transactions on Medical Imaging, 2013, 32(6)：1081-1084.
[13] ALGARIN J M, BREUER F, BEHRV C, et al. Analysis of the noise correlation in MRI coil arrays loaded with metamaterial magnetoinductive lenses［J］. IEEE Transactions on Medical Imaging, 2015, 34(5)： 1148-1154.
[14] SLOBOZHANYUK A P, PODDUBNY A N, RAAIJMAKERS A J E, et al. Enhancement of magnetic resonance imaging with metasurfaces［J］. Advance Materials, 2016, 28(9)：1832-1838.
[15] SCHMIDT R, SLOBOZHANYUK A P, BELOV P, et al. Flexible and compact hybrid metasurfaces for enhanced ultra high field in vivo magnetic resonance imaging［J］. Scientific Reports, 2017, 7(1)：1678.
[16] SHCHELOKOVA A V, SLOBOZHANYUK A P, BELOV P, et al. Experimental investigation of a metasurface resonator for in vivo imaging at 1.5T［J］. Journal of Magnetic Resonance, 2018, 286(1)： 78-81.
[17] PENDRY J B. Negative refraction makes a perfect lens［J］.Physical Review Letters, 2000, 85(18): 3966-3969.
[18] SMITH D R, VIER D C, KOSCHNY T, et al. Electromagnetic parameter retrieval from inhomogeneous metamaterials［J］. Physical Review E, 2005, 71(3)：036617.
