CFU
6
Length
14 Weeks
Semester DD
First
Crystal equilibrium: supersaturation, equation of Gibbs-Thomson, equation of Laplace, Wulff theorem, crystal on a surface, Herring’s formula, atomistic views on crystal growth, model of Jackson. Nucleation: thermodynamics, homogeneous and heterogeneous nucleation, rate of nucleation, atomistic theory of nucleation. Crystal growth: growth on R surfaces, growth on F surfaces, growth from vapor phase, rate of advance of a step, rate of advance of a train of steps, growth by two- dimensional nucleation, layer by layer growth, Ehrlich–Schwoebel barrier. Molecular Beam Epitaxy: growth process, technology and reactors for MBE growth. Techniques for the growth monitoring: RHEED and LEED.
LEARNING OUTCOMES:
The quantization of the electromagnetic field. Quantum states of electromagnetic radiation
Description and demonstration (also by means of some experimental simulations) of the coherence properties of the first and second order of various light sources. The quantization of the electromagnetic field. Quantum states of electromagnetic radiation.
KNOWLEDGE AND UNDERSTANDING:
Acquisition of the general principles and of the phenomenology of electromagnetic radiation.
Understanding of the interaction of matter radiation within the semiclassical and quantum theory. Understanding pecularities of quantum radiation states compared to classical states.
APPLYING KNOWLEDGE AND UNDERSTANDING:
Knowing how to connect the microscopic and macroscopic vision of absorption (the optical constants). Preparation and interpretation of simple experiments and the limits of applicability of the studied theory.
COMMUNICATION SKILLS:
Description and discussion of laboratory experiments and experimental conditions in relation to the acquired knowledge.