Subject : img/img/font awesome/css/font awesome.min.css [PH6151]

Unit 1 CRYSTAL PHYSICS

Lattice – Unit cell – Bravais lattice – Lattice planes – Miller indices – d spacing in cubic lattice – Calculation of number of atoms per unit cell – Atomic radius – Coordination number – Packing factor for SC, BCC, FCC and HCP structures – Diamond and graphite structures (qualitative treatment)- Crystal growth techniques –solution, melt (Bridgman and Czochralski) and vapour growth techniques (qualitative) 10

Unit 2 PROPERTIES OF MATTER AND THERMAL PHYSICS

Black body radiation – Planck’s theory (derivation) – Deduction of Wien’s displacement law and Rayleigh – Jeans’ Law from Planck’s theory – Compton effect. Theory and experimental verification – Properties of Matter waves – G.P Thomson experiment -Schrödinger’s wave equation – Time independent and time dependent equations – Physical significance of wave function – Particle in a one dimensional box - Electron microscope - Scanning electron microscope - Transmission electron microscope.

Unit 3 QUANTUM PHYSICS

Black body radiation – Planck’s theory (derivation) – Deduction of Wien’s displacement law and Rayleigh – Jeans’ Law from Planck’s theory – Compton effect. Theory and experimental verification – Properties of Matter waves – G.P Thomson experiment -Schrödinger’s wave equation – Time independent and time dependent equations – Physical significance of wave function – Particle in a one dimensional box - Electron microscope - Scanning electron microscope - Transmission electron microscope.

Unit 4 ACOUSTICS AND ULTRASONICS

Classification of Sound- decibel- Weber–Fechner law – Sabine’s formula- derivation using growth and decay method – Absorption Coefficient and its determination –factors affecting acoustics of buildings and their remedies. Production of ultrasonics by magnetostriction and piezoelectric methods - acoustic grating -Non Destructive Testing – pulse echo system through transmission and reflection modes - A,B and C – scan displays, Medical applications - Sonogram

Unit 5 PHOTONICS AND FIBRE OPTICS

Spontaneous and stimulated emission- Population inversion -Einstein’s A and B coefficients - derivation. Types of lasers – Nd:YAG, CO 2 , Semiconductor lasers (homojunction & heterojunction)- Industrial and Medical Applications. Principle and propagation of light in optical fibres – Numerical aperture and Acceptance angle - Types of optical fibres (material, refractive index, mode) – attenuation, dispersion, bending - Fibre Optical Communication system (Block diagram) - Active and passive fibre sensors- Endoscope.

Reference

1. Searls and Zemansky. University Physics, 2009 2. Mani P. Engineering Physics I. Dhanam Publications, 2011. 3. Marikani A. Engineering Physics. PHI Learning Pvt., India, 2009. 4. Palanisamy P.K. Engineering Physics. SCITECH Publications, 2011. 5. Rajagopal K. Engineering Physics. PHI, New Delhi, 2011. 6. Senthilkumar G. Engineering Physics I. VRB Publishers, 2011.

Text Book

1. Arumugam M. Engineering Physics. Anuradha publishers, 2010. 2. Gaur R.K. and Gupta S.L. Engineering Physics. Dhanpat Rai publishers, 2009 3. Mani Naidu S. Engineering Physics, Second Edition, PEARSON Publishing, 2011.

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