Coming soon
SOLID STATE PHYSICS
- To provide an information about dynamic (lattice vibrations) arrangements of atoms, Semiconductors, Defects in materials, Magnetism & Superconductivity.
- To develop an understanding of the phenomena related to Characteristics of solids ,which will help him/her to take advanced studies or research in this area
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Course |
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Learning and teaching strategies |
Assessment Strategies |
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Paper Code |
Paper Title |
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PHY 421 |
Solid State Physics |
After the completion of this course the student will be able to:
CO 123: Learn about the Lattice Dynamics and Optical Properties of Solids. CO 124: Understand the physics of insulators, semiconductor and conductors. CO 125: Knowledge of different kind of defects in crystals. CO 126: Knowledge of different types of magnetism from diamagnetism to ferromagnetism. CO 127: Understand the basic idea of the theory of superconductors and their properties in the frame of BCS theory.
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Approach in teaching: Interactive Lectures, Discussion, Tutorials, , Demonstration, Problem Solving in tutorials.
Learning activities for the students: Self learning assignments, Effective questions, Seminar presentation, Solving numerical |
Class test, Semester end examinations, Quiz, Solving problems, Assignments, Presentations |
Interatomic forces and lattice dynamics, simple metals, ionic and covalent crystals, optical phonons and dielectric constants, inelastic neutron scattering, Mossbauer effect. Debye-Waller factor, Anharmonicity, thermal expansion and thermal conductivity, Interaction of electrons and phonons with photons, Direct and indirect transitions, Absorption in insulators, Polarities, one-phonon absorption, optical properties of metals, skin effect and anomalous skin effect.
Law of mass action, calculation of impurity conductivity, ellipsoidal energy surfaces in Si and Ge, Hall Effect, recombination mechanism, optical transitions and Schockely-Read theory, excitations, photoconductivity, photo-luminescence. Point’s line, planar and bulk defects, colour centres, F-centre and aggregate centres in alkali halides.
Larmor diamagnetism. Paramagnetism, Curie-Langevin and Quantum theories, Susceptibility of rare earth and transition metals, Ferromagnetism: Domain theory, Weiss molecular field and exchange, spin waves: dispersion relation and its experimental determination by inelastic neutrons scattering, heat capacity. Nuclear Magnetic resonance: Conditions of resonance, Bloch equations, NMR- experiment and characteristics of an absorption line.
Experimental Results : Meissner effect, heat capacity, microwave and infrared properties, isotope effect, flux quantization, ultrasonic attenuation, density of states, nuclear spin relaxation, Giaver and AC and DC Josephson tunnelings.
Cooper pairs and derivation of BCS Hamiltonian, results of BCS Theory (no derivation), High Tc superconductivity, introduction to theories of High Tc superconductors.
- Kittel - Introduction to Solid State Physics, 5th Edition (John Wiley).
- Levy-Solid State Physics.
- Patterson - Solid State Physics.
- Mckelvy - Solid State and Semi-conductor Physics.
