[1] VESELAGO V G. The electrodynamics of substances with simultaneously negative values of ε and μ[J]. Soviet Physics Uspekhi, 1968, 10(4): 509-514.
[2] PENDRY J B. Negative refraction makes a perfect lens[J]. Physical Review Letters, 2000, 85(18): 3966-3969.
[3] SMITH D R, PADILLA W J, VIER S C, et al. Composite medium with simultaneously negative permeability and permittivity[J]. Physical Review Letters, 2000, 84: 4184-4187.
[4] ZHOU J F, ECONOMON E N, KOSCHNY T, et al. Unifying approach to left-handed material design[J]. Optics Letters, 2006, 32(24): 3620-3622.
[5] ZHANG Shi-hong, CHEN Liang, XU Bin-bin, et al. New developments and application prospect of the left-handed materials[J]. Journal of Functional Materials, 2006, 1(37): 1-5.
[6] LI Pei, WANG Fu-zhong, ZHANG Li-zhu, et al. Effects of “left hand materials”on the resonant parameters of resonator cavity[J]. Journal of Functional Materials, 2015, 14(46): 14052-14056.
[7] LIU Ya-hong, LUO Chun-rong, ZHAO Xiao-peng. Left handed metamaterials and their applications at microwave frequency[J]. Journal of Functional Materials, 2006, 3(37): 339-344.
[8] CHEN H S, RAN L X, HUANGFU J T, et al. Experimental confirmation of negative refraction index of metamaterial composed of W-like metallic patterns[J]. Physical Review E, 2004, 70: 057605.
[10] GRZEGORCZYK T M, MOSS C D, LU J, et al. Properties of left-handed metamaterials: transmission, backward phase, negative refraction, and focusing[J]. IEEE Transaction on Microwave Theory and Techniques, 2005, 53(9): 2956-2967.
[12] LIU Ya-hong, LUO Chun-rong, ZHAO Xiao-peng. H-shaped structure of left-handed metamaterials with simultaneous negative permit-tivity and permeability[J]. Acta Physica Sinica, 2007, 56(10): 5883-5889.
[13] ZHANG Yan-ping, ZHAO Xiao-peng, BAO Shi, et al. Dendritic metamaterial absorber based on the impedance matching[J].Acta Physica Sinica, 2010, 59(9): 6078-6083.
[14] MARY A, RODRIGO S G, GARCIA-VIDAL F J, et al. Theory of negative-refractive-index response of double-fishnet structure[J]. Physical Review Letters, 2008, 101: 103902.
[15] MENZEL C, PAUL T, ROCKSTUHL C, et al. Validity of effective material parameters for optical fishnet metamaterials[J]. Physical Review B, 2010, 81: 035320.
[16] WANG Hai-xia, LV Ying-hua, ZHANG Hong-xin, et al. Study on double incidence left-handed material composed of double Z-shaped metal strips[J]. Acta Physica Sinica, 2013, 60(3): 034101.
[17] TIAN Zi-jian, CHEN Wen-chao, FAN Jing. Two-dimensional incident left-handed metamaterial composed of double Σ-shaped metal strips[J].Acta Physica Sinica, 2013, 62(7): 074102.
[18] TIAN Zi-jian, LI Wei-xiang, FAN Jing. Performance analysis of double incidence derivative metamaterial based on double-triangular structure[J]. Acta Physica Sinica, 2015, 64(3): 034102.
[19] MARKOS P, SOUKOULIS C M. Numerical studies of left-handed materials and arrays of spilt ring resonators[J]. Physical Review E, 2002, 65: 036622.
[20] KOKKINOS T, SARRIS C D, ELEFTHERIADES G V. Finite-difference time-domain analysis of metamaterial-based leaky-wave antennas[J].IEEE Transaction on Microwave Theory and Techniques, 2005, 53: 26-29.
[21] PENDRY J B, HOLDEN A J, STEWART W J, et al. Extremely low frequency plasmons in metallic mesostructures[J].Physical Review Letters, 1996, 76(25): 4773-4776.
[22] ZIOLKOWSKI R W. Design, fabrication,and testing of double negative metamaterials[J]. IEEE Transaction on Antenna and Propagation, 2003, 51(7): 1516-1529.
[23] SMITH D R,VIER D C, KOSCHNY T, et al. Electromagnetic parameter retrieval from inhomogeneous metamaterials[J]. Physical Review E, 2005, 71: 036617.
[24] SZABO Z, PARK G H, HEDGE R, et al. A unique extraction of metamaterial parameters based on Kramers-Kroning relationship[J]. IEEE Transaction on Microwave Theory and Techniques, 2010, 58(10): 2646-2653.