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  • 2:52 PM, Sunday, 24 Oct 2021


Course Dual Degree (B. Tech + Master of Science / Master of Technology)
Semester Electives
Subject Code PH475
Subject Title Cold Atoms and Bose

Syllabus

Atomic gases, Collisions and trapping, Interaction with the radiation filed and optical traps, Light forces on atoms, Doppler and sub-Doppler cooling, Magneto-Optical Trap, evaporate cooling, Optical Lattices, Ion traps , experiments on cold atoms. The Ideal Bose gas, Weakly-interacting Bose gas, Ground state energy and equation of state, Particles and elementary excitations. Nonuniform Bose gases at zero temperature, Gross-Pitaevskii equation , Thomas-Fermi limit, solitons, quantization and elementary excitations. The ideal Bose gas in the harmonic trap, condensate fraction and critical temperature, density and momentum distribution, Ground state of a trapped condensate, Dynamics of a trapped condensate, Bose-Einstein condensate in optical lattices

Text Books

1. L. Pitaevskii and S. Stringari, Bose-Einstein Condensation, Oxford (2003).

2. C.J. Pethick and H. Smith, Bose-Einstein Condensation in Dilute Gases, Cambridge (200 8 ).

3. Christopher J. Foot , Atomic Physics, Oxford (2005).

References