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Scheda Riassuntiva
Anno Accademico 2015/2016
Scuola Scuola di Ingegneria Industriale e dell'Informazione
Insegnamento 096061 - MICRO AND NANOOPTICS [C.I.]
  • 096060 - MICRO AND NANOOPTICS [2]
Docente Della Valle Giuseppe
Cfu 5.00 Tipo insegnamento Modulo Di Corso Strutturato

Corso di Studi Codice Piano di Studio preventivamente approvato Da (compreso) A (escluso) Insegnamento
Ing Ind - Inf (Mag.)(ord. 270) - MI (486) ENGINEERING PHYSICS - INGEGNERIA FISICA*AZZZZ096510 - NANO OPTICS
096061 - MICRO AND NANOOPTICS [C.I.]

Programma dettagliato e risultati di apprendimento attesi

Micro and nanooptics [2]

Objectives:

Aim of the course is the study of the theoretical foundations and of the main applications of Microoptics and Nanooptics.

Syllabus:

Theoretical Foundations.
 Electromagnetism as an Eigenvalue Problem: Electromagnetic Harmonic Modes, Symmetries and Classification of Harmonic Modes, Variational Principle in Electromagnetism, Scaling Properties of Maxwell's Equations. Wave propagation in homogeneous and inhomogeneous media: Angular Spectrum Representation, Scalar Diffraction Theories, TE-TM Decomposition, Evanescent waves.

Microoptical Elements.
 Optical functions and their implementation. Classification of Microoptical Elements. Refractive Microoptics: Profiled microlenses and their applications, Gradient-index (GRIN) microoptical elements (fiber/rod microlenses), Paraxial approximation (the optical Schrodinger equation), Applications of parabolic GRIN fiber/rod microlenses. Introduction to diffractive microoptical elements: microprisms, microlenses.



Photonic Crystals.
 Generalities on periodic lattices. Bloch Electromagnetic Theorem. Photonic Band Structure.
 One-dimensional PCs: Periodic Layered Media, Band States and Gap States, Surface States and Bulk Defect States, Applications to Bragg Reflectors and Filters, Omnidirectional Dielectric Mirrors, Photonic Bragg Fibers. Two-dimensional PCs: A polarization-indepenendent band-gap, Point and Line Defects and application to PC cavities and waveguides, Out-of-plane propagation, PC fibers. PC Interfaces: Negative Refraction, Superlens and Superprism Effects.



Near-field Optics and Plasmonics.
 The diffraction limit to optical imaging. From the far-field to the near-field. The near-field microscope and its applications.
 Aims and methods of Plasmonics. Optical properties of noble metals. Surface Plasmon Polaritons (SPPs): Derivation of the SPPs dispersion equation, Optical properties of SPPs, Excitation and detection of SPPs, Plasmon-Polaritons in thin metallic films (SR/LR-SPPs), Introduction to plasmonic waveguides. Localized plasmons (LPs): Quasistatic theory of localized plasmonic resonances in noble metal nanospheres, Optical properties of metallic nanoparticles (resonant polarizability, absorption and scattering cross-sections, field-enhancement, resonance tuning), Introduction to plasmonic nanosensing (SPR and SERS).

 

 


Note Sulla Modalità di valutazione

Exam:

Written examination, optionally followed by oral examination.


Bibliografia

Mix Forme Didattiche
Tipo Forma Didattica Ore didattiche
lezione
35.0
esercitazione
10.0
laboratorio informatico
0.0
laboratorio sperimentale
0.0
progetto
0.0
laboratorio di progetto
0.0

Informazioni in lingua inglese a supporto dell'internazionalizzazione
Insegnamento erogato in lingua Inglese
Disponibilità di materiale didattico/slides in lingua inglese
Disponibilità di libri di testo/bibliografia in lingua inglese
Possibilità di sostenere l'esame in lingua inglese
schedaincarico v. 1.6.5 / 1.6.5
Area Servizi ICT
16/06/2021