CFU
8
Length
14 Weeks
Semester DD
Second
-Galilean Relativity
- Physics at the end of the XIX century
- The Michelson-Morley experiment
- Einstein postulates
- Lorentz transformations
- Relativistic dynamics
- Relativity and Electromagnetism
- Covariant form of the electromagnetism
- Covariance of the Maxwell equation
- Wave phenomena
- D'Alembert equation
- Plane waves
- Elastic waves in a solid bar, elastic waves in a stretched string, waves in gases
- Harmonic plane waves and Fourier Analysis
- Polarization
- Energy Propagation, wave intensity
- Beats
- Waves in three dimensions
- Wave packets, phase and group velocities
-Doppler Effect and shock wave
-Electromagnetic waves
- Electromagnetic plane waves
- Polarization
- Energy
- Poynting vector and Poynting theorem
- Radiation pressure
- Oscillating dipole and Larmor Formula
- Radiation emitted by atoms, light diffusion
- Propagation of e.m. wave in a dielectric medium
- Relativistic Doppler effect and Cerenkov effect
- Reflection and refraction of waves
- Huygens principle and Kirchhoff theorem
- Laws of reflection and refraction
- Snell's Law, Brewster angle and total reflection
-Fresnel formulas
-Interference phenomena
- Interference produced by two sources
- Young's Experiment
- Optical path
- Lloyd mirror
- Interference of N coherent sources
- Interference on thin layer, Newton's rings
- Standing waves in a stretched string with fixed ends
- Tightrope with a free end
-Diffraction
- Diffraction of Fraunhofer and Fresnel
- Diffraction at a slit
- Diffraction by hole and disc
- Resolving limit of lens and the human eye separation power
- Diffraction grating
- Resolving power and a dispersive grating
- Fresnel Diffraction, case of a circular hale
- Geometrical Optics
- Definitions and conventions
- Mirrors
- Diopters
- Thin lenses
- Thick lenses and Centred optical systems
- Optical aberrations
- Fermat principle
tba