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Monochromatic infrared wave propagation in 2D superconductor-dielectric photonic crystal
Authors:O L Berman  V S Boyko  R Ya Kezerashvili  Yu E Lozovik
Institution:1. Physics Department, New York City College of Technology, The City University of New York, Brooklyn, NY, 11201, USA
2. The Graduate School and University Center, The City University of New York, 365 Fifth Avenue, New York, NY, 100016, USA
3. Institute of Spectroscopy, Russian Academy of Sciences, Troitsk, Moscow Region, 142190, Russia
Abstract:Anomalous infrared monochromatic transmission through superconducting cylinders embedded in a dielectric and dielectric cylinders embedded in a superconductor is found. The transmitted frequency corresponds to the localized photonic mode in the forbidden photonic band. This localized mode appears when the symmetry of the photonic crystal is broken by a defect. This defect can be formed when supercon-ducting cylinder is removed from the node of the ideal two-dimensional lattice of superconducting cylinders in dielectric medium or one dielectric cylinder placed out of the node of the lattice of the dielectric cylinders in superconducting medium. The corresponding frequency was calculated for the YBa2Cu3O7 − δ supercon-ducting cylinders in vacuum.
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