Part 1: Periodic Nanophotonics (10h)
• Electromagnetic Prerequisites : Maxwell’s equation in matter and constitutive relations, wave equations in 1D, 2D and 3D
• Modal analysis in Nanophotonics : dispersion relation
• Total/scattered field formulation of a typical Nanophotonic scattering problem
• Finite element computation of modal and direct nanophotonic problems
• Hands on 1: the dispersion relation of a photonic crystal
• Hands on 2: scattering by photonic crystal slabs and metasurfaces
Part 2: Resonant Nanophotonics & Metasurfaces (10h)
• Survey of plasmonics (Wood’s anomalies, light absorbers)
• Pole and zero of the reflection coefficient
• Dispersion curves of SPP, Excitation of SPP (Kretschmann, Otto, Near field excitation), SPR biosensing
• Diffraction grating. Grating’s law, Excitation of SPPs with gratings
• Basics of light scattering ( Rayleigh & Mie scattering)
• Mie coefficients, polarizability of sub-wavelength sized particles
• LSPR : Plasmons on metallic nanospheres
• Near, intermediate and far fields scattered by electric dipoles
• Electric & magnetic Mie resonances on high refractive index particles
• Structural colors
• All-dielectric nanophotonics & Mie resonant nanophotonics
• Metasurfaces
Part 3: Nanophotonics (8h) : Green’s functions, Density of States, Optical Antenna Theory
- Introduction to Green function theory
- Local Density of States and photonic Lamb shift (from Green functions)
- Spontaneous and stimulated emission of quantum emitters
- Optical antenna theory
- Decay rate enhancement, Photonic Lamb Shift