[3] Smith D R, Padilla W J, Vier D C et al. Left-handed metamaterials[M]. Netherlands: Springer, 351-371(2001).
[6] Yi Q, Zhou F K, Zhang M et al. Dual-band S-shaped left-handed material for millimeter wave communication application[J]. Acta Optica Sinica, 34, 0416003(2014).
[8] Yang H, Wang C H, Guo X R. A novel dual-band left-handed metamaterials composed of multi-defects hexagonal structure[J]. Acta Physica Sinica, 63, 014103(2014).
[9] Liang L J, Yan X, Yao J Q et al. Two-dimensional left-handed material based on parallel metallic double rods in terahertz wave[J]. Acta Optica Sinica, 32, 0316001(2012).
[10] Yang C, Zhang H X, Wang H X et al. Design and simulation of a cross split ring lefthanded materials unit structure[J]. Acta Physica Sinica, 61, 164101(2012).
[11] Shen C C, Li M Q, Zhou Y G et al. Novel structure design of left-handed material with broadband and low loss[J]. Laser & Optoelectronics Progress, 54, 091602(2017).
[12] Wu L W, Zhang Z P. Broadband and low-loss left-handed materials based on multi-opening cross shape structures[J]. Acta Physica Sinica, 65, 164101(2016).
[13] Pendry J B, Holden A J, Stewart W J. et al. Pendry et al. Reply[J]. Physical Review Letters, 78, 4136(1997).
[16] Jin D L. Research on left-handed metamaterials and the applications of metamaterials in antenna[D]. Chengdu: University of Electronic Science and Technology of China, 22-24(2013).
[17] Li W Q, Cao X Y, Gao J et al. Broadband and low-loss left-handed metamaterial composed of oblique triangular open-loop pairs resonator[J]. Acta Physica Sinica, 61, 154102(2012).
[18] Dong H J, Geng Y L. Double cross-shape broadband low-loss and small units left-handed metamaterials based design and experimental verification[J]. Acta Physica Sinica, 64, 024102(2015).
[19] He Z R, Geng Y L. Design and analysis of a new type of wideband low-loss and small size left-handed materials[J]. Acta Physica Sinica, 65, 094101(2016).