PHYSICS SYLLABUS

B.Tech. Electronics & Communication Engg.

PHB1283         PHYSICS OF ENGINEERING MATERIALS

(Common to ECE, EEE, AERO, CSE & IT Branches)

OBJECTIVE:

To familiarize the physical, chemical, electrical and mechanical properties of

different Engineering materials.

MODULE I    CONDUCTING MATERIALS

Electron ballistics : charged particle, force on charged particles in an electric

field, force on charged particles in Magnetic field - Parallel electric and magnetic

field - Perpendicular electric and magnetic field - Classical free electron theory

of metals  Derivation for electrical conductivity  Merits and drawbacks of

classical theory  Quantum free electron theory of metals and its importance

(qualitative)  Energy distribution of electrons in metals  Fermi distribution

function  Density of energy states and carrier concentration in metals

(derivation)  Fermi energy  Classification of solids into conductors,

semiconductors and insulators on the basis of band theory.

MODULE II SEMICONDUCTING MATERIALS

Elemental and compound semiconductors  Drift and diffusion current -

Intrinsic semiconductors Carrier concentration (derivation)  Fermi energy

Variation of Fermi energy level with temperature  Mobility and electrical

conductivity  Band gap determination  Extrinsic semiconductors  Carrier

concentration in n-type and p-type semiconductor (derivation)  Variation of

Fermi level with temperature and impurity concentration  Variation of Electrical

conductivity with temperature  Hall effect  Experiment and applications of

Hall effect.

MODULE III DIELECTRIC MATERIALS

Dielectric constant  Electric Susceptibility  Types of dielectric polarization

Frequency and temperature dependence of polarization  Internal field and

deduction of Clausius-Mosottis equation(derivation)  Dielectric loss  Types

of dielectric breakdown  Uses of dielectric materials (capacitor & transformer).

MODULE IV MAGNETIC MATERIALS

Origin of magnetic moment Types of magnetic materials and their properties

Ferromagnetism  Domain theory of ferromagnetism, hysteresis, soft and 

hard magnetic materials  Anti ferromagnetic materials (qualitative)  Ferrites

 Applications-Magnetic memory  Tapes & magnetic disk drives.

MODULE  V SUPERCONDUCTING MATERIALS

Superconductivity - BCS theory - Meissner effect - Critical magnetic field -

Type I and Type II superconductors - High temperature superconductors -

Applications of superconductors: SQUID and magnetic levitation.

MODULE VI  OPTICAL AND NEW ENGINEERING MATERIALS

Optical properties of semiconductors  Direct and indirect bandgap

semiconductors  Color centers, exciton  Luminescence  Fluorescence

Phosphorescence  Liquid crystal display, Solar cell  Electro optic effect-

Pockels effect - Kerr effect  Faraday effect. Metallic glasses  Preparation,

properties and applications - Shape Memory Alloys  Preparation, properties

and applications, Nano phase materials  Synthesis, properties and

applications.

Total Hours: 45

TEXT BOOKS:

1.         Palanisamy P.K., Physics II, Material Science for ECE, Scitech Publications

(India) Pvt Ltd., 2006.

2.     Safa O. Kasap, Principles of Electronic materials and devices, McGraw Hill

Publishers, 3rd Edition, 2006.

REFERENCES:

1.      Arumugam.M, Physics II, Material Science for ECE, Anuradha Publishers, 5th

Edition, 2005.

2.      Jacob Millman, Christos C.Halkais, Electronic Devices and Circuits,  Tata

McGraw-Hill, New Delhi, 1991.

3.      Charles Kittel, Introduction to solid state physics, 7th Edition, John Wiley &

sons (ASIA) Pvt. Ltd.

4.      Sze. S.M., Semiconductor Devices  Physics and Technology, 2nd edn. John

Wiley, 2002.

  

B.Tech. Electronics & Communication Engg.

5.      Nandita Das Gupta and Amitava Das Gupta, Semiconductor Devices

Modelling and Technology, Prentice Hall of India, 2004.

6.         Donald A. Neamen, Semiconductor Physics and Devices 3rd  Ed., Tata

McGraw Hill, 2002.