PH3256 Syllabus PHYSICS FOR INFORMATION SCIENCE
PH3256 Syllabus PHYSICS FOR INFORMATION SCIENCE Regulation 2021 Anna University free download. PHYSICS FOR INFORMATION SCIENCE Syllabus PH3256 pdf download free.
UNIT I ELECTRICAL PROPERTIES OF MATERIALS
Classical free electron theory – Expression for electrical conductivity – Thermal conductivity,
expression – Wiedemann-Franz law – Success and failures – electrons in metals – Particle in a
three dimensional box – degenerate states – Fermi- Dirac statistics – Density of energy states –
Electron in periodic potential – Energy bands in solids – tight binding approximation – Electron
effective mass – concept of hole.
UNIT II SEMICONDUCTOR PHYSICS
Intrinsic Semiconductors – Energy band diagram – direct and indirect band gap semiconductors –
Carrier concentration in intrinsic semiconductors – extrinsic semiconductors – Carrier
concentration in N-type & P-type semiconductors – Variation of carrier concentration with
temperature – variation of Fermi level with temperature and impurity concentration – Carrier
transport in Semiconductor: random motion, drift, mobility and diffusion – Hall effect and devices –
Ohmic contacts – Schottky diode.
UNIT III MAGNETIC PROPERTIES OF MATERIALS
Magnetic dipole moment – atomic magnetic moments- magnetic permeability and susceptibility –
Magnetic material classification: diamagnetism – paramagnetism – ferromagnetism –
antiferromagnetism – ferrimagnetism – Ferromagnetism: origin and exchange interactionsaturation magnetization and Curie temperature – Domain Theory- M versus H behaviour – Hard
and soft magnetic materials – examples and uses-– Magnetic principle in computer data storage –
Magnetic hard disc (GMR sensor). PH3256 Syllabus PHYSICS FOR INFORMATION SCIENCE
UNIT IV OPTICAL PROPERTIES OF MATERIALS 9
Classification of optical materials – carrier generation and recombination processes – Absorption
emission and scattering of light in metals, insulators and semiconductors (concepts only) – photo
current in a P-N diode – solar cell – LED – Organic LED – Laser diodes – Optical data storage
techniques.
UNIT V NANODEVICES AND QUANTUM COMPUTING 9
Introduction – quantum confinement – quantum structures: quantum wells, wires and dots –– band
gap of nanomaterials. Tunneling – Single electron phenomena: Coulomb blockade – resonant-
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PH3256 Notes PHYSICS FOR INFORMATION SCIENCE