- Degree Bachelor
- Code: EC311
- Credit hrs: 3
- Prequisites: EC210
Free electron model, Electric conductivity, and Dielectric properties: Microscopic electric field Dielectric constant and polarizability, local electric field at an atom. Magnetic materials and Ferro electric Crystals. Diamagnetism and Para-magnetism, Ferromagnetic order. Antiferro magnetic order. Ferromagnetic domains, superconductivity. Destructuction of superconductivity by magnetic fields, Meissner effect.
Bachelor in Electronics and Communications Engineering
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| content serial | Description |
|---|---|
| 1 | Free electron gas model and Fermi-Dirac statistics. |
| 2 | Modern theory of metals and electric conductivity. |
| 3 | Introduction to Dielectrics “Introduction, Basic Formulaâ€. |
| 4 | Dielectric constant & Local Field†Polarisability, Local field, Lorentz sphere and its field. |
| 5 | Clausius Mossoti relation, Sources of Polarisability, Relation Between polarisability and frequency. |
| 6 | Approximations of dipolar polarisability, Distinguish Between polar and non polar materials, Dipolar Dispersion, Complex dielectric constant, Dipolar polarization in solids. |
| 7 | Polarisability and Electrical Properties ““Ionic Polarisability, Electronic Polarisability, Piezoelectricity, Ferro electricity. rn |
| 8 | Introduction to Magnetism, classification of material†“Introduction, Review of rnBasic formula, Zee -man splittingâ€. |
| 9 | Diamagnetism and its material, Kinds of magnetic materials and its classifications, Classical Diamagnetism, Langavin Diamagnetism, Diamagnetic susceptibility.rn |
| 10 | Para magnetism and its material. Classical Para magnetism, Quantum Para rnmagnetism, Atomic origin of magnetism (Hand‟s Rule), Magnetism in metals. |
| 11 | Ferromagnetism, Molecular Field Theory, The Physical origin of molecular field theory. |
| 12 | Antiferrimagnetism and magnetic domain “Antiferromagnetism,rnFerrimagnetism, Ferromagnetism in metals, Magnetic domains†. |
| 13 | Introduction to Superconductivity and magnetic domain. “Introduction and overview, Zero resistance(resistivity - temperature curve), Occurrence of superconductivityâ€. |
| 14 | “Perfect Diamagnetism (Meissner Effect), Critical Field, Curves of the critical fieldâ€. |
| 15 | Electrodynamics of superconductivity and revision†Electrodynamics of rnSuperconductivity (Using Maxwell equations), Revisionâ€. |
| 16 | Final Exam. |
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