Syllabus
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Course Code: EP- 901 Course Name: Solid State Engineering Physics |
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| MODULE NO / UNIT | COURSE SYLLABUS CONTENTS OF MODULE | NOTES |
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| 1 | Crystalline solids, lattice, the basis, lattice translation, vectors, direct lattice, two and three dimensional Bravais lattice, conventional units cells of FCC, BCC, Nacl, CsCl, Diamond and cubic ZnS, primitive lattice cell of FCC, BCC and HCP; closed packed structures: packing fraction of simple cubic, bcc, fcc, hcp and diamond structures. Interaction of x-rays with matter, absorption of x-rays, X-ray diffraction & interpretation of Bragg’s equation, Ewald's construction, reciprical lattice- reciprocal lattice to SC, BCC and FCC lattices, the X-ray diffraction, the Laue, powder and rotating crystal methods. |
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| 2 | Vibration of one dimensional mono- and diatomic- chains, phonon momentum, density of normal modes in one and three dimensions, quantization of lattice vibrations, measurement of phonon dispersion using inelastic neutron scattering. Point defects, line defects and planer (stacking) faults, Fundamental ideas of the role of dislocation in plastic deformation and crystal growth, the observation of imperfection in crystals, x-rays and electron microscopic techniques. |
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| 3 | Electron in periodic lattice, Bloch theorem Kronig-Penny model and band theory, classification of solids, effective mass, weak-binding method and its application to linear lattice, tight-binding method and its application to cubic bcc and fcc crystals, concepts of holes, Fermi surface : construction of Fermi surface in two- dimension, de Hass van alfen effect, cyclotron resonance, magneto-resistance. | |
| 4 | Superconductivity, effect of magnetic field on superconductivity, Meissner effect, heat capacity, energy gap, micro-wave and infra-red properties, isotopic effect. Thermodynamics of the superconductive transition, London equation, coherence length, BCS theory of superconductivity, Bose-Einstein condensation, Laser cooling, flux quantization in superconducting ring, duration of persistent currents, Type-I and type-II superconductors- vortex state, estimation of Hc1 and Hc2, Ginzburg-Landau theory, Josephon effect, superconductor tunneling- DC Josephson effect, AC Josephson effect and Macroscopic quantum interference, Applications of superconductivity. |
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