Surface structure
Structure of bare surfaces. Adsorbate induced reconstruction of surfaces.
Solid band structure and its modification in presence of interfaces. Phonon vibrations.
Experimental techniques applied to surface analysis
Scanning tunneling Microscopy and spectroscopy. Low Energy Elecron Diffraction. Electronic and vibrational spectroscopy. Microcalorimetry on single crystals.Gas surface interaction: physisorption and chemisorption dynamics
Physisorption. Non dissociative chemisorption. Dissociative chemisorption. Influence of translational and internal degrees of freedoms of gas phase molecules on their sticking probability at surfaces. Experimental study of sticking probability and of simple reactions by molecular beams. Langmuir Hinshelwood and Eley -Rideal reaction mechanisms.
- Docente: Luca Vattuone