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    1. Labs
    2. VTU THEORY
    3. VTU Sem 1
    4. ENGINEERING PHYSICS
    5. Module – 2
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    Maglev vehicles
    Applications of superconductors –
    High temperature superconductors
    BCS theory (qualitative)
    Type-I and Type-II superconductors–Temperature dependence of critical field
    Effect of magnetic field (Meissner effect)
    Hall coefficient Temperature dependence of resistivity in metals and superconducting materials
    Hall effect
    law of mass action. Fermi level in an intrinsic Semiconductor
    Concentration of electrons and holes in intrinsic semiconductors
    Conductivity of Semi conducting materials
    Merits of quantum free electron theory
    conductivity based on quantum free electron theory
    Expression for electrical
    Fermi–Dirac Statistics
    density of states (qualitative only)
    Fermi factor
    Assumptions
    Quantum free electron theory
    Failure of classical free electron theory.
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