Computational Nanophotonics

4

Modeling and Characterization of Nonlinear Optical Effects in Photonic Nanowires

Rim Cherif, Mourad Zghal, and Amine Ben Salem

CONTENTS

4.1    Introduction

4.2    Photonic Nanowires

4.2.1    Definitions and Concepts

4.2.2    Fabrication

4.2.3    Applications

4.3    Optical Characterization of Photonic Nanowires

4.3.1    Optical Modal Analysis

4.3.1.1    Air–Silica Nanowires

4.3.1.1.1    Chromatic Dispersion

4.3.1.1.2    Effective Nonlinearity and Evanescent Field

4.3.1.2    Tapered Silica Photonic Crystal Fibers (TSPCFs)

4.3.1.3    Tapered Chalcogenide Fibers

4.4    Nonlinear Propagation

4.4.1    Soliton Self-Compression and Supercontinuum Generation in Air–Silica Nanowires

4.4.1.1    Study of the Effect of the Input Pulse Shape and Duration ...