3EC5 ELECTRONIC MATERIALS & PROCESSES

UNIT 1 : DIELECTRIC MATERIALS :

Polarisation phenomenon, spontaneous polarisation, dielectric

constant and loss, piezo and ferro electricity.

UNIT 2 : MAGNETIC MATERIALS:

Dia, para, ferro-ferrimagnetism; soft and hard magnetic materials

and their applications.

UNIT 3 : SEMI CONDUCTOR MATERIALS  :

Crystal growth, zone refining, Degenerate and non-

degenerate semiconductors, Direct and indirect band gap semiconductors. Electronic properties of

silicon, Germanium, Compound Semiconductor, Gallium Arsenide, gallium phosphide & Silicon

carbide.

UNIT 4: CONDUCTIVE & SUPERCONDUCTIVE MATERIALS  :

Electrical properties of conductive

and resistive materials. Important characteristics and electronic applications of specific conductor &

resistance materials. Superconductor phenomenon, Type I and Type II superconductors and their

applications.

UNIT 5: PASSIVE COMPONENETS & PCB FABRICATION:

Brief study of fabrication methods of

fixed and variable type of resistors; capacitors, Inductors, solenoid and toroid, air core, iron core and

Ferro core conductors. Printed Circuit Boards – Types, Manufacturing of copper clad laminates, PCB

Manufacturing process, Manufacturing of single and double sided PCBs. Surface mount devices –

advantages & limitations.