# ECE325 Advanced Photonics

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03 July 2021 | Light propagation in anisotropic crystals. Dielectric and susceptibility tensors. Symmetric nature of the Dielectric tensor. | lesson 1 |

03 July 2021 | Plane-wave solutions in anisotropic materials. Ellipsoid equation and fields distribution. Birefringence. Classification of solutions into ordinary and extraordinary waves. | lesson 2 |

03 July 2021 | Plane wave solutions in uniaxial crystal. Ordinary “o” and extraordinary “e” waves. | lesson 3 |

03 July 2021 | Index ellipsoid. Analysis of a generic waveplate retarder system. Ordinary and extraordinary waves. Jones matrices. Half-wave retarder: theory and application. Quarter-wave retarder. | lesson 4 |

15 Feb 2022 | The Electro-Optic effect. General formulation with the electro-optic tensor. Example of application with KDP crystal. Introduction to the electro-optic amplitude modulation of light. | lessons 5 |

03 July 2021 | Reduction to diagonal form of the index ellipsoid in the presence of an electric field.. Frequency modulation of light with anisotropic crystals. | lesson 6 |

03 July 2021 | Introduction to plasmonic. Macroscopic formulation and classical microscopic theory via free-electron gas model. Plasmon waves. | lesson 7 |

15 March 2022 | Waveguide theory via ray optics. Concept of waveguide modes. Slab waveguides. TE-TM dispersion relation. Asymmetric case. | lesson 8 |

03 July 2021 | Full vectorial theory of waveguide modes. Mode normalization and orthogonality via Maxwell’s reciprocity. | lesson 9 |

30 March 2022 | Mode completeness. Full wave analysis of planar waveguides. | lesson 10 |

30 March 2022 | Study of planar waveguides by multilayer theory. Transfer matrix approach. TE/TM modes. | lesson 11 |

18 April 2022 | Coupled mode theory in space. Exact formalism based on the reciprocity theorem of Maxwell’s equations. | lesson 12 |

18-Apr-2022 | Directional coupling: theory and applications in ultrafast swicthes and multiplexers | lesson 13 |

16-Apr-2022 | Other applications of directional coupling: side coupling and grating assisted metrology | lesson 14 |

18-Apr-2022 | Distributed structures with feedback. Photonic bandgap materials. | lesson 15 |

10-May-2022 | Optical resonators. Time-dependent Coupled-Mode-Theory. 2-ports system with one resonance. Generalized Fano profile for perfect reflection/transmission, add-drop filter. | lesson 16 |

7-May-2022 | Applications of TDCMT for nanoscale photonic circuits |
lesson 17 |