1. Veselago, V. G., "Electrodynamics of substances with simultaneously negative values of sigma and mu," Soviet Physics Uspekhi-Ussr, Vol. 10, 509, 1968.
2. Pendry, J. B., A. J. Holden, W. J. Stewart, and I. Youngs, "Extremely low frequency plasmons in metallic mesostructures," Phys. Rev. Lett., Vol. 76, 4773-4776, 1996.
doi:10.1103/PhysRevLett.76.4773
3. Pendry, J. B., A. J. Holden, D. J. Robbins, and W. J. Stewart, "Magnetism from conductors and enhanced nonlinear phenomena," IEEE Trans. Microw. Theory Tech., Vol. 47, 2075-2084, 1999.
doi:10.1109/22.798002
4. Smith, D. R., W. J. Padilla, D. C. Vier, S. C. Nemat-Nasser, and S. Schultz, "Composite medium with simultaneously negative permeability and permittivity," Phys. Rev. Lett., Vol. 84, 4184-4187, 2000.
doi:10.1103/PhysRevLett.84.4184
5. 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
6. Eleftheriades, G. V., A. K. Iyer, and P. C. Kremer, "Planar negative refractive index media using periodically L-C loaded transmission lines," IEEE Trans. Microw. Theory Tech., Vol. 50, 2702-2712, 2002.
doi:10.1109/TMTT.2002.805197
7. Caloz, C. and T. Itoh, "Transmission line approach of left-handed (LH) materials and microstrip implementation of an artificial LH transmission line," IEEE Trans. Antennas Propagat., Vol. 52, 1159-1166, 2004.
doi:10.1109/TAP.2004.827249
8. Tsutsumi, M., C. Jin, and A. Alphones, "Leaky wave phenomenon from double periodic left handed waveguide," Asia-Pacific Microwave Conf., 1238-1241, Singapore, 2009.
9. Jin, C., A. Alphones, and M. Tsutsumi, "Leaky-wave characteristics from double periodic composite right/left handed transmission lines," IET Proc. Microwave Antennas Propag., Vol. 5, No. 12, 1399-1407, 2011.
doi:10.1049/iet-map.2010.0351
10. Jin, C., A. Alphones, and M. Tsutsumi, "Double periodic composite right/left handed transmission line and its applications to compact leaky-wave antennas," IEEE Trans. Antennas Propagat., Vol. 59, No. 10, 3679-3686, 2011.
doi:10.1109/TAP.2011.2163752
11. Jin, C. and A. Alphones, "Leaky-wave radiation behavior from a double periodic composite right/left handed substrate integrated waveguide," IEEE Trans. Antennas Propagat., Vol. 60, No. 4, 1727-1735, 2012.
doi:10.1109/TAP.2012.2186248
12. Caloz, C. and T. Itoh, Electromagnetic Metamaterials Transmission Line Theory and Microwave Applications, Wiley, New York, 2006.
13. Yu, F. Y. A. and A. Z. Elsherbeni, "A dual band circularly polarized ring antenna based on composite right and left handed metamaterials," Progress In Electromagnetics Research, Vol. 78, 73-81, 2008.
doi:10.2528/PIER07082902
14. Jin, C., A. Alphones, and L. C. Ong, "Broadband leaky-wave antenna based on composite right/left handed substrate integrated waveguide," Electron. Lett., Vol. 46, No. 24, 1584-1585, 2010.
doi:10.1049/el.2010.2628
15. Zhou, X. Z. B., H. Li, and T.-J. Cui, "Broadband and high-gain planar vivaldi antennas based on inhomogeneous anisotropic zeroindex metamaterials," Progress In Electromagnetics Research, Vol. 120, 235-247, 2011.
16. Huang, J.-Q. and Q.-X. Chu, "Compact UWB band-pass filter utilizing modified composite right/left-handed structure with cross coupling," Progress In Electromagnetics Research, Vol. 107, 179-186, 2010.
doi:10.2528/PIER10070403
17. Garcia-Perez, D. S.-V. O., L. E. Garcia-Munoz, and V. Gonzalez- Posadas, "Multiple order dual-band active ring filters with composite right/left-handed cells," Progress In Electromagnetics Research, Vol. 104, 201-219, 2010.
doi:10.2528/PIER10022311
18. Jin, C. and A. lphones, "Compact interdigital microstrip band pass filter," Microwave Opt. Technol. Lett., Vol. 52, 2128-2132, 2010.
19. Collin, R. E. and F. J. Zucker, Antenna Theory, 2nd edition, McGraw-Hill, New York, London, 1969.
20. Seshadri, S. R., "Search results coupling of guided modes in thin films with surface corrugation," J. of Appl. Phys., Vol. 63, R115-R146, 1988.
doi:10.1063/1.340381
21. Alphones, A. and M. Tsutsumi, "Leaky-wave radiation from a periodically photoexcited semiconductor slab waveguide," IEEE Trans. Microw. Theory Tech., Vol. 43, 2435-2441, 1995.
doi:10.1109/22.414600
22. Yakovlev, A. B., M. G. Silveirinha, O. Luukkonen, C. R. Simovski, I. S. Nefedov, and S. A. Tretyakov, "Characterization of surfacewave and leaky-wave propagation on wire-medium slabs and mushroom structures based on local and nonlocal homogenization models," IEEE Trans. Microw. Theory Tech., Vol. 57, 2700-2714, 2009.
doi:10.1109/TMTT.2009.2031933
23. Aznar, F., M. Gil, J. Bonache, and F. Martin, "Revising the equivalent circuit models of resonant-type metamaterial transmission lines," IEEE MTTS International Microwave Symposium Digest, 322-325, Atlanta, GA, 2008.
24. Cassivi, Y., L. Perregrini, P. Arcioni, M. Bressan, K. Wu, and G. Conciauro, "Dispersion characteristics of substrate integrated rectangular waveguide," IEEE Microw. and Wireless Compon. Lett., Vol. 12, 333-335, 2002.
doi:10.1109/LMWC.2002.803188
25. Pozar, D. M., Microwave Engineering, 3rd Edition, Wiley, New York, 2004.
26. Kasraian, M., "Double-grating thin-film devices based on secondorder Bragg interaction," J. of Appl. Phys., Vol. 75, 7639-7652, 1994.
doi:10.1063/1.356595
27. Collin, R. E., Field Theory of Guided Waves, IEEE Press, New York, 1990.
doi:10.1109/9780470544648
28. Smith, D. R., D. C. Vier, N. Kroll, and S. Schultz, "Direct calculation of permeability and permittivity for a left-handed metamaterial," Appl. Phys. Lett., Vol. 77, No. 14, 2246-2248, 2000.
doi:10.1063/1.1314884
29. Ziolkowski, R. W. and E. Heyman, "Wave propagation in media having negative permittivity and permeability," Phys. Rev. E, Vol. 64, 056625, 2001.
30. Iyer, A. K. and G. V. Eleftheriades, "Negative refractive index metamaterials supporting 2-D waves," IEEE MTT-S In- ternational Microwave Symposium Digest, 1067-1070, Hamilton, R., Ed., 2002.