COURSE AIMS AND OBJECTIVES: Introduction to basic techniques of obtaining low temperatures, the unique properties of helium (superfluidity) and basic characteristics and possible applications of superconductivity.
COURSE DESCRIPTION AND SYLLABUS:
1. Obtaining low temperatures (principles of liquefaction, liquid nitrogen and helium).
2. Working with cryogenic liquids (cryostats, heat losses).
3. Methods of measurement of low temperatures.
4. The properties of He4 and He3 (superfluidity).
5. The methods of obtaining temperatures below 1 K (He3 cryostat, He3 - He43 dilution cryostat).
6. Superconductivity (basic properties: the ideal conductivity, Meissner effect).
7. Characteristics of low temperature and high-temperature superconductors.
8. London's theory, thermodynamic properties.
9. Basics of Ginzburg-Landau and Bardeen-Cooper-Schrieffer model.
10. Macroscopic and microscopic application of classical and high-temperature superconductivity (science, industry, medicine, electrical engineering, transport).