PH3256 Important Questions PHYSICS FOR INFORMATION SCIENCE
PH3256 Important Questions PHYSICS FOR INFORMATION SCIENCE Regulation 2021 Anna University free download. PHYSICS FOR INFORMATION SCIENCE Important Questions PH3256 pdf download free.
UNIT I ELECTRICAL PROPERTIES OF MATERIALS
UNIT II SEMICONDUCTOR PHYSICS
UNIT III MAGNETIC PROPERTIES OF MATERIALS
UNIT IV OPTICAL PROPERTIES OF MATERIALS
UNIT V NANODEVICES AND QUANTUM COMPUTING
COURSE OBJECTIVES:
To make the students understand the importance in studying electrical properties of
materials.
To enable the students to gain knowledge in semiconductor physics
To instill knowledge on magnetic properties of materials.
To establish a sound grasp of knowledge on different optical properties of materials, optical
displays and applications
To inculcate an idea of significance of nano structures, quantum confinement, ensuing
nano device applications and quantum computing.
ELECTRICAL PROPERTIES OF MATERIALS 9
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.
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.
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PH3256 Syllabus PHYSICS FOR INFORMATION SCIENCE