A low-loss zero-index photonic crystal slab based on toroidal dipole mode.
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DOI: 10.1364/oe.464584
Abstract: Zero-index medium has profound application for light manipulation. Certain types of dielectric photonic crystals (PCs) may have zero effective index since they form Dirac cone at the Γ point of their band structure. Although zero… read more here.
Keywords: toroidal dipole; index; dipole mode; zero index ... See more keywords