HS1152 ENGINEERING PHYSICS II SYLLABUS

ANNA UNIVERSITY TIRUCHIRAPPALLI 620 024
Regulations 2007 Syllabus Common to all B.E. / B.Tech.
(Except B.E. Marine Engineering)
SEMESTER II
HS1152 ENGINEERING PHYSICS II

UNIT I CONDUCTING MATERIALS (10)
Classical free electron theory of metals – Thermal and Electrical conductivity –
Wiedemann–Franz law (Derivation) - Lorenz number – Drawbacks of classical theory –
Fermi distribution function – Density of energy states – Effect of temperature on Fermi
energy – Electron in a periodic potential (Kronig–Penney model) - Origin of band gap in
solids – Effective mass of electrons and holes.

UNIT II SEMICONDUCTING AND SUPERCONDUCTING MATERIALS 10
Intrinsic Semiconductor: Expressions for the carrier concentration – Calculation of
density of holes and electrons - Fermi level and its variation with temperature –
Determination of band gap energy.
Extrinsic Semiconductors: Carrier concentration in n-type and p-type semiconductors
(no derivation - qualitative) - Variation of Fermi level with temperature and impurity
concentration - Hall Effect – Determination of Hall coefficient.
Super Conductors: Superconductivity – Properties – Meissner effect – Type I and
Type II Superconductors – High temperature Super conductors – Applications –
Magnetic levitation – Josephson Effect – SQUID.

UNIT III MAGNETIC AND DIELECTRIC MATERIALS 11
Magnetic materials: Magnetic moment – Dia and Paramagnetism (qualitative) –
Ferromagnetism – Domain theory of Ferromagnetism – Antiferromagnetic – Ferrites:
Applications – Magnetic recording – Storage of magnetic data – Tapes, Floppy and
Magnetic disc devices – Magnetic memories – Ferrite core memory and Bubble memory.
Dielectric materials: Electronic, Ionic, Orientational and Space Charge polarisation –
Frequency and Temperature dependence of polarization – Internal field – Determination
of Clausius–Mosotti relation – Dielectric loss – Dielectric breakdown.

UNIT IV NON-DESTRUCTIVE TESTING 7
Liquid penetrant method – Ultrasonic flaw detector – X-ray radiography – X-ray
fluoroscopy – Thermography – Merits and Demerits of all methods.

UNIT V NEW ENGINEERING MATERIALS 10
Metallic glasses – Nanophase materials – Shape memory alloys (Thermal and Magnetic)
– Biomaterials (Metals and alloys, ceramics) – Nonlinear materials – Second harmonic
generation – Optical mixing.

Total: 48

TEXT BOOKS
1. Avadhanulu M.N. and Kshirsagar P.G., “A Text Book of Engineering Physics”, S.Chand & Company Ltd., 7th
Enlarged Revised Ed., 2005.
2. Pillai S.O., “Solid State Physics”, New Age International Publications, New Delhi, 6th Edition, 2005.

REFERENCES
1. Arumugam M., “Engineering Physics”, Anuradha Agencies, Kumbakonam, 2nd Edition, 2005.
2. Gaur R.K. and Gupta S.L., “Engineering Physics”, Dhanpat Rai Publishers, New Delhi, 2001.
3. Palanisamy P.K., “Physics for Engineers”, Scitech Publications (India) Pvt. Ltd., Chennai, 2nd
Edition, 2005.
4. Chitra Shadrach and Sivakumar Vadivelu, “Engineering Physics”, Pearson Education, 1st Edition, New Delhi, 2007.

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