| Introduction |
The Department of Physics in Christ University was started in the year 1969. It offers Physics as a subject at the undergraduate and postgraduate levels. It offers two specializations i.e., Crystal Physics and Electronics at the PG level. The course opens up teaching as well as research opportunities in Physics. |
| Experimental High Temperature Superconductivity |
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DEPARTMENT OF PHYSICS
(Odd Semester) Fees: Rs. 1000/-
EXPERIMENTAL HIGH TEMPERATURE SUPERCONDUCTIVITY
Theory
Introduction – occurrence of superconductivity – destruction of superconductivity – Persistent current - Meissner effect – Thermodynamics of superconducting transitions – Type I and type II superconductors - origin of energy gap – Isotope effect – London equations – penetration depth – coherence length. Elements of BCS theory – Cooper pair - Flux quantization – Tunneling - Josephson effect – SQUID. 15 hrs
High temperature superconducting oxides – Structures of La-Ba-Cu-O system, Y-Ba-Cu-O system and Bi-Sr-Ca-Cu-O system. Experimental techniques – sample preparation methods – solid state reaction – stoichiometry – X- ray diffraction methods – analysis of X-ray diffractogram – Four-probe method of resistance measurement - determination of Tc – Susceptibility measurement - Tc measurement by Colpitt’s oscillator method. 15 hrs
Recommended Reading
1. M.A.Wahab – Solid State Physics -Narosa Publishing House, New Delhi 1999.
2. C. Kittel - Introduction to Solid State Physics -VI Ed. – Wiley eastern 2005
Practicals
1. Resistivity measurement by four probe method.
2. Preparation of Y1Ba2Cu3O7-x superconductor by solid state reaction method.
3. Tc measurement by four probe / Colpitt’s oscillator method (using liquid nitrogen cryostat).
4. X-ray diffractogram analysis (calculation of cell parameters) 30 hrs
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| Contact |
Head of the Department,hod.physics@christuniversity.in)
Department of Physics,
Christ University, Hosur Road, Bangalore - 560029, Karnataka, India
Ph No: +91 80.4012.9100, +91.80.4012.9012 (IVRS)
Fax:+91.80.40129000
Email:mail@christuniversity.in
Website:www.christuniversity.in
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