We report on a new class of 3-D, thick, broadband, n+-InGaAs/i-AlInAs semiconductor heterostructure metamaterials that employs a strongly anisotropic dielectric function to achieve negative refraction in the mid- and long-wave infrared region of the spectrum.
© 2008 Optical Society of America
(260.0260) Physical optics : Physical optics
(260.3060) Physical optics : Infrared
(350.0350) Other areas of optics : Other areas of optics
(350.4238) Other areas of optics : Nanophotonics and photonic crystals
C. Gmachl, "Mid-Infrared Semiconductor Metamaterials," in Slow and Fast Light, (Optical Society of America, 2008), paper STuA2.
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