[1] Ziolkowski R W.Wave propagation in media having negative permittivity and permeability[J],Physical Review E,2001,64(3):056625-056640.
[2] Nader Engheta,Richard W Ziolkowski.A positive future for double-negative metamaterials[J],IEEE Trans.On Microwave Theory and Techniques,2005,53(4):535-1556.
[4] Xu Shanjia,Wu Xinzhang.Radiation Characteristics of Multilayer Periodic Dielectric Structure[J],International Journal of Infrared and Millimeter Waves,1990,11(9):1047-1067.
[6] Xu Shanjia,Zheng Fenghua.Multimode network analysis for dielectric leaky-wave antennas consisting of multilayer periodic structure with arbitrary dielectric distributions[J].International Journal of Infrared and Millimeter Waves,1997,18(6):223-1240.
[7] Bahl I J,Gupta K C.A leaky-wave antenna using an artificial medium[J].IEEE Trans.on Antennas Propagat.1974,22(1):119-122.