Subject Details
Dept     : CSE
Sem      : 2
Regul    : R 2023
Faculty : D.Sengottaiyan
phone  : NIL
E-mail  : dsengottaiyan@gmail.com
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Syllabus

UNIT
1
CRYSTAL STRUCTURE

Singlecrystalline,polycrystallineandamorphousmaterials–singlecrystals:unitcell,crystal systems,Bravaislattices,Millerindices,directionsandplanesinacrystal– inter-planar distances-coordinationnumberandpackingfactorforSC,BCC,FCC,HCPstructures- Crystalimperfections–point,line,surfaceandvolumeimperfections.

UNIT
2
CONDUCTING AND SUPERCONDUCTING MATERIALS

Conductors:classicalfreeelectrontheory–electricalconductivity-Successandfailuresofclassicalfreeelectrontheory-Quantum freeelectrontheoryofmetals-Fermidistributionfunction -Density of energy states fora metal– Carrierconcentration in a metal.Superconductors:properties – Meissner effect– type I& IIsuper conductors – BCS theory–Applications:Superconducting Quantum Interference Device (SQUID),Magnetic levitation.

UNIT
3
SEMICONDUCTOR PHYSICS

Intrinsic Semiconductors – Energy band diagram – direct and indirect band gapsemiconductors–Carrierconcentrationinintrinsicsemiconductors–Fermilevel–VariationofFermilevelwithtemperature–electricalconductivity–bandgapdetermination–extrinsicsemiconductors-Halleffect–Determinationhallcoefficient–Applications–Photodetectors (PIN&Avalanche).

UNIT
4
MAGNETISM

Basicconcepts–magneticmoment,susceptibility,permeability-Originofmagneticmoment–Bohrmagneton–Dia,ParaandFerromagnetism –Domaintheory–Hysteresis–softandhardmagneticmaterials – antiferromagneticmaterials–Ferritesanditsapplications-Magneticstoragedevices-magneticharddisc,bubblememory.

UNIT
5
LASER AND FIBRE OPTICS

Spontaneousandstimulatedemission-Populationinversion-Einstein’sAandBcoefficients-Typesoflasers–CO2,Semiconductorlasers-IndustrialandMedicalApplications.OpticsFibre:Principleandpropagationoflightinopticalfibres–Numerical aperture and Acceptance angle-Types of optical fibres (material,refractive index,mode)–Losses in opticalfibre-attenuation,dispersion,bending-FibreOpticalCommunicationsystem (Block diagram).

Reference Book:

Rajendran.V,“EngineeringPhysics”,2017,TataMcgraw-HillPublishingCompany Limited,NewDelhi. D.K.Battacharya,Poonam Tandon,“Engineering Physics”,2017 Oxford UniversityPress.

Text Book:

S.O.Pillai,“SolidStatePhysics”,10th Edition,2023,NewAgeInternationalPrivate Limited. RMurugeshan&KiruthigaSivaprasath,“ModernPhysics”,18thedition,2019 S.ChandPublishing.