[1] Cai W S, Chettiar U K, Kildishev A V et al. Optical cloaking with metamaterials[J]. Nature Photonics, 1, 224-227(2007).
[13] Savo S. Casse B D F,Sridhar S. Observation of slow-light in a metamaterials waveguide at microwave frequencies[J]. Applied Physics Letters, 98, 171907(2011).
[18] Krause M, Stollenwerk A, Awo-Affouda C. et al. Combined molecular beam epitaxy low temperature scanning tunneling microscopy system: enabling atomic scale characterization of semiconductor surfaces and interfaces[J]. Journal of Vacuum Science & Technology B, 23, 1684-1689(2005).
[20] Chiam S Y, Singh R, Rockstuhl C. et al. Analogue of electromagnetically induced transparency in a terahertz metamaterial[J]. Physical Review B, 80, 153103(2009).