Subject Details
Dept     : EEE
Sem      : 1
Regul    : 2023
Faculty : Mr.M.Sriram
phone  : 8754366487
E-mail  : sriram.m.phy@snsct.org
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Lecture Notes

UNIT 1:
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Introduction to Crystals Physics, Single crystalline, polycrystalline and amorphous materials
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Single crystals: unit cell, crystal systems.
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Co-ordination number and packing factor for Simple cubic and BCC structures
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HCP structures
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Crystal imperfections point& line
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Miller indices, Inter-planar distance
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FCC structures
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Bravais Lattices-directions and planes in a crystal
UNIT 2:
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Conductors: classical free electron theory – electrical conductivity
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Success and failures of classical free electron theory
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Fermi distribution function
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Density of energy states for a metal
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Carrier concentration in a metal
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Superconductors and properties
UNIT 3:
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Photo detectors (PIN & Avalanche).
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Intrinsic Semiconductors, Energy band diagram
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Direct and indirect band gap semiconductors
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Carrier concentration in intrinsic semiconductors
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Extrinsic semiconductors
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Hall effect ,Determination of hall coefficient and application
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Photo detectors (PIN & Avalanche).
UNIT 4:
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Basic concepts, magnetic moment, susceptibility, permeability
UNIT 5:
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Spontaneous and stimulated emission- Population inversion