Course Details
Subject {L-T-P / C} : PH6463 : Physical Phenomena At Low Temperature { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Prakash Nath Vishwakarma
Syllabus
Introduction with brief history, Need for low temperature, Techniques of attaining low temperature and its measurements, Ultra low temperatures (dilution refrigerator, adiabatic demagnetization, nuclear demagnetization and their measurements). Experimental determination of physical properties at low temperature (Electrical conductivity, thermal conductivity, specific heat capacity, thermal expansion, magnetic properties, etc), Superconductivity and SQUID. Magnetic field in addition to low temperature, Effect of magnetic field on the physical properties, Sources of magnetic fields. Measurements involving high magnetic field (Electron spin resonance, Nuclear magnetic resonance).
Course Objectives
- To know the need of low temperature
- To learn the techniques of attaining low temperature and measuring them
- To understand the physical mechanisms at low temperature
- Benefit of magnetic field in addition to low temperature
Course Outcomes
Low temperature contains many unraveled scientific surprises. The student attending this subject is expected to have exposure to the physics behind these phenomena.
Essential Reading
- Frank Pobell, Matter and Methods at Low Temperatures, Springer , 2007
- G. K. White and Philip J. Meeson, Experimental Techniques in Low Temperature Physics, Oxford Science Publications , 2002
Supplementary Reading
- T. H. K. Barron and G. K.white,, Heat Capacity and Thermal Expansion at Low Temperature, Kluwer academic , 1999
- Jack W. Ekin, Experimental Techniques for Low Temperature Measurements : Cryostat Design, Material and Superconductor Critical Current Testing, Oxford university press , 2006