DESIGN OF A TUNABLE POLARIZER USING A ONE-DIMENSIONAL NANO SIZED PHOTONIC BANDGAP STRUCTURE

DESIGNOFATUNABLEPOLARIZERUSINGAONE-DIMENSIONALNANOSIZEDPHOTONICBANDGAPSTRUCTURES.K.AwasthiAmityInstituteofAppliedScienceAmityUniversityNoida-201301,IndiaU.MalaviyaDepartmentofPhysicsUniversityofLucknowLucknow-226007,IndiaS.P.OjhaChaudharyCharanSinghUniversityMeerut-25004,IndiaN.K.MishraandB.SinghU.P.AutonomousCollegeVaranasi-221007,IndiaAbstract—In this paper a transfer matrix treatment for thereflectivity and transmissivity spectra of electromagnetic wavespropagating in a nano sized multilayer periodic structure has beenpresented. Effect of varying the angle of incidence on the photonicbandgaps is shown. The design of a tunable polarizer by reflectionwhich is more efficient in comparison to that obtained by reflectionfromasingledielectricslab,hasbeensuggested.

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