3/19/2023 0 Comments Diffraction limitEvaluation of lensing in photonic crystal slabs exhibiting negative refraction. Subwavelength resolution in a two-dimensional photonic-crystal-based superlens. Imaging by flat lens using negative refraction. Negative refraction by photonic crystals. Negative refraction and left-handed behavior in two-dimensional photonic crystals. Dielectric photonic crystal as medium with negative electric permittivity and magnetic permeability. Subwavelength imaging in photonic crystal. All-angle negative refraction without negative effective index. Theory of light propagation in strongly modulated photonic crystals: refractionlike behavior in the vicinity of the photonic band gap. Near-field microscopy through a SiC superlens. Directed subwavelength imaging using a layered metal–dielectric system. Subwavelength imaging at optical frequencies using a transmission device formed by a periodic layered metal-dielectric structure operating in the canalization regime. Imaging, compression and Poynting vector streamlines for negative permittivity materials. Super-resolution imaging through a planar silver layer. Realization of optical superlens imaging below the diffraction limit. Sub-diffraction-limited optical imaging with a silver superlens. Near-perfect imaging in a focusing system based on a left-handed-material plate. Experimental observations of a left-handed material that obeys Snell's law. Direct measurement of evanescent wave enhancement inside passive metamaterials. Overcoming the diffraction limit with a planar left-handed transmission-line lens. Regenerating evanescent waves from a silver superlens. Rapid growth of evanescent wave with a silver superlens. Optimizing the superlens: manipulating geometry to enhance the resolution. Imaging properties of a metamaterial superlens. ![]() Limitations on subdiffraction imaging with a negative refractive index slab. Negative refraction makes a perfect lens. Origin of dissipative losses in negative index of refraction materials. Experimental verification and simulation of negative index of refraction using Snell's Law. Transmission properties of composite metamaterials in free space. Experimental verification of a negative index of refraction. Composite medium with simultaneously negative permeability and permittivity. Negative refractive index at optical wavelengths. Magnetism from conductors and enhanced nonlinear phenomena. Extremely low frequency plasmons in metallic mesostructures. The electrodynamics of substances with simultaneously negative values of ε and μ.
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