Unit NON LINEAR OPTICS
- Course
- Chemical sciences
- Study-unit Code
- GP004038
- Curriculum
- In all curricula
- Teacher
- Paolo Foggi
- Teachers
-
- Paolo Foggi
- Hours
- 52 ore - Paolo Foggi
- CFU
- 6
- Course Regulation
- Coorte 2020
- Offered
- 2021/22
- Learning activities
- Affine/integrativa
- Area
- Attività formative affini o integrative
- Academic discipline
- CHIM/02
- Type of study-unit
- Opzionale (Optional)
- Type of learning activities
- Attività formativa monodisciplinare
- Language of instruction
- English
- Contents
- Principles of linear and non-linear optics. Radiation/matter interaction. Density matrix. Molecular based non linear response. Non-linear spectroscopies.
- Reference texts
- Notes by the teacher
- Educational objectives
- Integrate the pieces of information students have on different spectroscopic tools. Increase the theoretical bases. New laser spectroscopy techniques.
- Prerequisites
- Knowledge of the basic concepts learnt during general courses in physics and chemistry.
- Teaching methods
- Class lessons, numerical exercises, experiments in the laboratory.
- Other information
- Contact the teacher
- Learning verification modality
- oral exam
- Extended program
- Maxwell's laws. Susceptibility and polarization.
Linear and non-linear electric field dependence.
Extension of the concepts to a quantistic systems.
Density matrix. transition dipole moment and polarization.
Relaxation processes. The concept of relaxation time.
Homogeneous line broadening processes.
Pulsed laser sources and time resolved spectroscopies.
Priciples and schemes of time resolved experiments.
Parametric and non-parametric processes. Phase matching.
Separation of homogeneous and inhomogeneous processes.
Photon echo and hole-burning.The origin of of molecular non linear optical properties.
Basic concepts of multidimensional IR spectroscopy.