Cryogenics (3 ECTS )


1. Introduction: Why and When. The main issues of Cryogenics
2. Cryogenics liquids: My first cryostat. Cryogenics liquids. The case of 3He and 4He. Main features of Cryogenics Liquids
3. Heat transfer by radiation: Stefan-Boltzman law. Thermal shields at constant temperature. Multilayers insulation, MLI
4. Thermal conduction: Importance of thermal conduction. Heat transfer by conduction. Thermal condutivity and integrals of thermal conductivity. Thermal conduction in gases
5. Thermal machines: Introduction. First law of thermodynamics for open systems. Introduction to liquefiers. Cryocoolers