1. Shelby, R. A., D. R. Smith, and S. Schultz, "Experimental verification of a negative index of refraction," Science, Vol. 292, 77-79, 2001.
doi:10.1126/science.1058847 Google Scholar
2. Parazzoli, C. G., R. B. Greegor, K. Li, B. E. C. Koltenbah, and M. Tanielian, "Experimental verification and simulation of negative index of refraction using Snell's law," Phys. Rev. Lett., Vol. 90, 2003.
doi:10.1103/PhysRevLett.90.107401 Google Scholar
3. Pendry, J. B., "Negative refraction makes a perfect lens," Phys. Rev. Lett., Vol. 85, 2000.
doi:10.1103/PhysRevLett.85.3966 Google Scholar
4. Schurig, D. J., J. Mock, B. J. Justice, S. A. Cummer, J. B. Pendry, A. F. Starr, and D. R. Smith, "Metamaterial electromagnetic cloak at microwave frequencies," Science, Vol. 314, 977-980, 2006.
doi:10.1126/science.1133628 Google Scholar
5. Landy, N. I., S. Sajuyigbe, J. J. Mock, D. R. Smith, and W. J. Padilla, "Perfect metamaterial absorber," Phys. Rev. Lett., Vol. 100, 207402, 2008.
doi:10.1103/PhysRevLett.100.207402 Google Scholar
6. Enoch, S., G. Tayeb, P. Sabouroux, N. Guerin, and P. Vincent, "A metamaterial for directive emission," Phys. Rev. Lett., Vol. 89, 2002.
doi:10.1103/PhysRevLett.89.213902 Google Scholar
7. Leonhardt, U. and T. Tyc, "Broadband invisibility by non-euclidean cloaking," Science, Vol. 323, 10-112, 2009.
doi:10.1126/science.1166332 Google Scholar
8. Niesler, F. B. P., J. K. Gansel, S. Fischbach, and Wegener, "Metamaterial metal-based bolometers," Appl. Phys. Lett., Vol. 100, 2012.
doi:10.1063/1.4714741 Google Scholar
9. Watts, C. M., X. Liu, and W. J. Padilla, "Metamaterial electromagnetic wave absorbers," Adv. Mater., Vol. 24, 98-120, 2012. Google Scholar
10. Marques, R., J. Martel, F. Mesa, and F. Medina, "Left-handed-media simulation and transmission of EM waves in subwavelength split-ring-resonator-loaded metallic waveguides," Phys. Rev. Lett., Vol. 89, 2002.
doi:10.1103/PhysRevLett.89.183901 Google Scholar
11. Wen, Q. Y., H.W. Zhang, Y. S. Xie, Q. H. Yang, and Y. L. Liu, "Dual band terahertz metamaterial absorber: Design, fabrication, and characterization," Appl. Phys. Lett., Vol. 95, 2009. Google Scholar
12. Shen, X. P., T. J. Cui, J. M. Zhao, H. F. Ma, W. X. Jiang, and H. Li, "Polarization-independent wide-angle triple-band metamaterial absorber," Opt. Express, Vol. 19, 2011. Google Scholar
13. Li, L., Y. Yang, and C. H. Liang, "A wide-angle polarization-insensitive ultra-thin metamaterial absorber with three resonant modes," J. Appl. Phys., Vol. 110, 2011. Google Scholar
14. Shen, X. P., Y. Yang, Y. Z. Zang, J. Q. Gu, J. G. Han, W. L. Zhang, and T. J. Cui, "Triple-band terahertz metamaterial absorber: Design, experiment, and physical interpretation," Appl. Phys. Lett., Vol. 101, No. 15, 2012.
doi:10.1063/1.4757879 Google Scholar
15. Sun, L. K., H. F. Cheng, Y. J. Zhou, and J. Wang, "Improvement on the wave absorbing property of a lossy frequency selective surface absorber using a magnetic substrate," Chin. Phys. B, Vol. 21, 2012. Google Scholar
16. Zhang, H. B., L. W. Deng, P. H. Zhou, L. Zhang, D. M. Cheng, H. Y. Chen, D. F. Liang, and L. J. Deng, "Low frequency needlepoint-shape metamaterial absorber based on magnetic medium," J. Appl. Phys., Vol. 113, 2013.
doi:10.1063/1.4801906 Google Scholar
17. Xu, Y. Q., P. H. Zhou, H. B. Zhang, L. Chen, and L. J. Deng, "A wide-angle planar metamaterial absorber based on split ring resonator coupling," J. Appl. Phys., Vol. 110, 2011. Google Scholar
18. Kim, J., R. Soref, and W. R. Buchwald, "Multi-peak electromagnetically induced transparency (EIT)-like transmission from bull’s-eye-shaped metamaterial," Opt. Express, Vol. 18, 17997-18002, 2010.
doi:10.1364/OE.18.017997 Google Scholar
19. Liu, N., M. Mesch, T. Weiss, M. Hentschel, and H. Giessen, "Infrared perfect absorber and its application as plasmonic sensor," Nano Lett., Vol. 10, 2342-2348, 2010.
doi:10.1021/nl9041033 Google Scholar
20. Jiang, Z. H., S. Yun, F. Toor, D. H. Werner, and T. S. Mayer, "Conformal dual-band near-perfectly absorbing mid-infrared metamaterial coating," ACS Nano, Vol. 5, 4641-4647, 2011.
doi:10.1021/nn2004603 Google Scholar
21. Wang, J., Y. T. Chen, J. M. Hao, M. Yan, and M. Qiu, "Shape-dependent absorption characteristics of three-layered metamaterial absorbers at near-infrared," J. Appl. Phys., Vol. 109, 2011. Google Scholar
22. Dai, L. and C. Jiang, "Anomalous near-perfect extraordinary optical absorption on subwavelength thin metal film grating," Opt. Express, Vol. 17, 20502-20504, 2009.
doi:10.1364/OE.17.020502 Google Scholar
23. Aydin, K., V. E. Ferry, R. M. Briggs, and H. A. Atwater, "Broadband polarization-independent resonant light absorption using ultrathin plasmonic super absorbers," Nat. Commun., Vol. 2, 2011. Google Scholar
24. Lin, C. H., R. L. Chern, and H. Y. Lin, "Polarization-independent broad-band nearly perfect absorbers in the visible regime," Opt. Express, Vol. 19, 415-424, 2011.
doi:10.1364/OE.19.000415 Google Scholar
25. Han, Y., W. Q. Che, C. Christopoulos, and Y. M. Chang, "Investigation of thin and broadband capacitive surface-based absorber by the impedance analysis method," IEEE Transactions on Electromagnetic Compatibility, Vol. 57, 22-26, 2015.
doi:10.1109/TEMC.2014.2358686 Google Scholar
26. Bhattacharyya, S., S. Ghosh, and K. V. Srivastava, "Equivalent circuit model of an ultra-thin polarization-independent triple band metamaterial absorber," AIP Adv., Vol. 4, 2014. Google Scholar
27. Xu, X. H., G. M.Wang, M. Q. Qi, J. G. Liang, J. Q. Gong, and Z. M. Xu, "Triple-band polarization-insensitive wide-angle ultra-miniature metamaterial transmission line absorber," Phys. Rev. B, Vol. 86, 2012.
doi:10.1103/PhysRevB.86.155417 Google Scholar
28. Chen, H. T., "Interference theory of metamaterial perfect absorbers," Opt. Express, Vol. 20, 7165-7172, 2012.
doi:10.1364/OE.20.007165 Google Scholar
29. Kong, H., G. Li, Z. Jin, G. Ma, Z. Zhang, and C. Zhang, "Polarization-independent metamaterial absorber for terahertz frequency," Int. J. Infrared Milli. Waves, Vol. 33, 649-656, 2012.
doi:10.1007/s10762-012-9906-x Google Scholar
30. Grant, J., Y. Ma, S. Saha, A. Khalid, and D. R. S. Cumming, "Polarization insensitive, broadband terahertz metamaterial absorber," Opt. Lett., Vol. 36, 3476-3478, 2011.
doi:10.1364/OL.36.003476 Google Scholar
31. Huang, L., D. R. Chowdhury, S. Ramani, M. T. Reiten, S. N. Luo, A. K. Azad, A. J. Taylor, and H. T. Chen, "Impact of resonator geometry and its coupling with ground plane on ultrathin metamaterial perfect absorbers," Appl. Phys. Lett., Vol. 101, 101-102, 2012. Google Scholar
32. Zhang, Z. H., Z. P. Wang, and L. H. Wang, "Design principle of single- or double-layer wave-absorbers containing left-handed materials," Mater. Des., Vol. 30, 3908-3912, 2009.
doi:10.1016/j.matdes.2009.03.021 Google Scholar