Lecture Notes || SNS Courseware

Subject Details

Dept : CSD

Sem : 1

Regul : 2019

Faculty : P.Karthika

phone : NIL

E-mail : karthika.p.phy@snsce.ac.in

297

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Lecture Notes

UNIT 1:

Introduction Elasticity

Stress strain diagram and its uses

Factors affecting elastic modulus

Bending of beams bending moment

Cantilever theory and experiment

Uniform Bending theory and experiment

Non uniform bending theory and experiment

I shaped girders stress due to bendings in beams

Problems discussion

Question Bank

UNIT 2:

Oscillatory motion forced oscillation

Damped oscillation

Spontaneous and stimulated emission Population Inversion and Einsteins Coefficient

Nd YAG laser and CO2 Laser

Semiconductor Laser

Principle and Propagation of fiber acceptance angle and numerical aperture

Types and losses in an optical fiber

Dispersion and bending communication

Problems discussion

Question Bank

UNIT 3:

Intrinsic energy band diagram direct and indirect semiconductor

Carrier concentration of electrons and holes

carrier concentration in an intrinsic semiconductor

Photodetectors PIN and avalanche diode

Solar cell VI Characteristics

Problems discussion

Question Bank

UNIT 4:

Single polycrystalline and amorphous and single crystal

Planes in a crystal and Miller Indices

Interplanar distance

CN and PF for SC and BCC

CN and PF for FCC and diamond

CN and PF for HCP structure

Imperfections Point line defects Burger vector stacking fault

Crystal growth technique BT and CZ method

Problems discussion

Question Bank

UNIT 5:

Metallic Glasses

Top down process Ball milling

Carbon Nanotubes PLD

Shape Memory Alloys

Ni Ti Alloy applications

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