PH8252 Physics-2 Anna University Syllabus Regulation 17 (CSE Sem-2)

PH8252 Physics-2 Anna University Syllabus Regulation 17 (CSE Sem-2)

PH8252     PHYSICS FOR INFORMATION SCIENCE (Common to CSE & IT)           L T P C        3 0 0 3

 To understand the essential principles of Physics of semiconductor device and Electron transport properties.  Become proficient in magnetic and optical properties of materials and Nano-electronic devices.

UNIT I            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.

UNIT II             SEMICONDUCTOR  PHYSICS                                                                            9 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                                                  9 Magnetic dipole moment –  atomic magnetic moments- magnetic permeability and susceptibility - Magnetic material classification: diamagnetism – paramagnetism – ferromagnetism – antiferromagnetism – ferrimagnetism – Ferromagnetism: origin and exchange interaction- saturation 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).

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            NANO DEVICES                                                                                                      9 Electron density in bulk material – Size dependence of Fermi energy – Quantum confinement – Quantum structures –  Density of states in quantum well, quantum wire and quantum dot structure - Band gap of nanomaterials – Tunneling: single electron phenomena and single electron transistor – Quantum dot laser. Conductivity of metallic nanowires – Ballistic transport – Quantum resistance and conductance – Carbon nanotubes: Properties and applications .                       

At the end of the course, the students will able to
 Gain knowledge on classical and quantum electron theories, and energy band structuues,
 Acquire knowledge on basics of semiconductor physics and its applications in various devices,
 Get knowledge on magnetic properties of materials and their applications in data storage,
 Have the necessary understanding on the functioning of optical materials for optoelectronics,
 Understand the basics of quantum structures and their applications in carbon electronics..

1.  Jasprit Singh, ―Semiconductor Devices: Basic Principles‖, Wiley 2012.
2.  Kasap, S.O. ―Principles of Electronic Materials and Devices‖, McGraw-Hill Education, 2007.
3.  Kittel, C.  ―Introduction to Solid State Physics‖. Wiley, 2005.

1.  Garcia, N. & Damask, A.  ―Physics for Computer Science Students‖. Springer-Verlag, 2012.
2.  Hanson, G.W.  ―Fundamentals of Nanoelectronics‖. Pearson Education, 2009.
3.  Rogers, B., Adams, J. & Pennathur, S.  ―Nanotechnology: Understanding  Small Systems‖. CRC Press, 2014.

Anna University Syllabus Regulation 17 (Sem-2) Mathematics-2

Anna University Syllabus Regulation 17 (Sem-2) English

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