Tuesday 12 June 2012
PH2161 ENGINEERING PHYSICS – II (2) Syllabus for Anna University Second semester B.E | Common to All Branches
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PH2161
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ENGINEERING PHYSICS – II
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L T P C
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3
0 0 3
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UNIT
I
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CONDUCTING MATERIALS
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9
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Conductors
– classical free electron theory of metals – Electrical and thermal
conductivity – Wiedemann – Franz law – Lorentz number – Draw backs of classical
theory – Quantum theory – Fermi distribution function – Effect of temperature
on Fermi Function – Density of energy states – carrier concentration in metals.
UNIT
II SEMICONDUCTING MATERIALS 9
Intrinsic semiconductor – carrier
concentration derivation – Fermi level – Variation of Fermi level with
temperature – electrical conductivity – band gap determination – extrinsic
semiconductors – carrier concentration derivation in n-type and p-type
semiconductor – variation of Fermi level with temperature and impurity
concentration – compound semiconductors – Hall effect –Determination of Hall
coefficient – Applications.
UNIT III MAGNETIC AND
SUPERCONDUCTING MATERIALS 9
Origin of magnetic moment – Bohr
magneton – Dia and para magnetism – Ferro magnetism – Domain theory –
Hysteresis – soft and hard magnetic materials – anti – ferromagnetic materials
– Ferrites – applications – magnetic recording and readout – storage of
magnetic data – tapes, floppy and magnetic disc drives.
Superconductivity
: properties - Types of super conductors – BCS theory of
superconductivity(Qualitative) - High Tc superconductors – Applications of
superconductors – SQUID, cryotron, magnetic levitation.
UNIT IV DIELECTRIC MATERIALS 9
Electrical susceptibility – dielectric
constant – electronic, ionic, orientational and space charge polarization –
frequency and temperature dependence of polarisation – internal field –
Claussius – Mosotti relation (derivation) – dielectric loss – dielectric
breakdown – uses of dielectric materials (capacitor and transformer) –
ferroelectricity and applications.
UNIT V MODERN ENGINEERING
MATERIALS 9
Metallic glasses: preparation, properties
and applications.
Shape memory alloys (SMA):
Characteristics, properties of NiTi alloy, application, advantages and
disadvantages of SMA Nanomaterials: synthesis –plasma arcing – chemical vapour
deposition – sol-gels – electrodeposition – ball milling - properties of
nanoparticles and applications.
Carbon nanotubes: fabrication – arc
method – pulsed laser deposition – chemical vapour deposition - structure –
properties and applications.
TOTAL : 45 PERIODS
10
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TEXT BOOKS:
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th
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1.
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Charles Kittel ‘ Introduction to Solid State
Physics’, John Wiley & sons, 7
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edition, Singapore
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(2007)
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2. Charles P. Poole and Frank J.Ownen,
’Introduction to Nanotechnology’, Wiley India(2007) (for Unit V)
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REFERENCES:
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1.
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Rajendran,
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V,
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and
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Marikani
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A,
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‘Materials
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science’Tata
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McGraw
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Hill
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publications,
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(2004)
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New Delhi.
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2. Jayakumar, S. ‘Materials science’,
R.K. Publishers, Coimbatore, (2008).
3.
Palanisamy
P.K, ‘Materials science’, Scitech publications(India) Pvt. LTd., Chennai,
second Edition(2007)
4. M. Arumugam, ‘Materials Science’
Anuradha publications, Kumbakonam, (2006)
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