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Engineering Physics-Nagpur

Teaching Scheme
Lectures: 2 Hours/ Week
Tutorial: 1 Hours / Week

Examination Scheme
T (U) : 40 Marks
T (I) : 10 Marks
Duration of University Exam. : 02 Hours

Unit – I: Quantum Mechanics (10 Hrs)

Plank’s Hypothesis, Properties of Photons, Compton Effect ,Wave – particle duality, De-Broglie Hypothesis, Matter Waves, Davisson – Germer Experiment; Bohr’s Quantization condition.

Unit – II: Wave Packet & Wave Equations (10 Hrs)

Concept of Group and phase velocities, Wave packet, Heisenberg’s uncertainty principle, Thought experiment on single slit electron diffraction, Wave function and its probability interpretation, Schrodinger’s Time dependent & time independent equations, Solution of Schrodinger’s equation for one dimensional infinite potential well, Barrier Tunneling.

Unit – III: Crystal Structure (08 Hrs)

Crystal structure, Meaning of lattice and basis, Unit cell: primitive and non primitive unit cell; Cubic crystal structure: Body and Face centered cubic structures, SC, BCC and FCC unit cells. Unit cell characteristics: Effective number of atoms per unit cell, atomic radius, nearest neighbor distance, coordination number, atomic packing fraction, void space, density; Crystal planes and Miller indices, Inter-planar distance between adjacent planes, Bragg’s law of X-ray diffraction, Tetrahedral and octahedral voids.

Unit – IV: Semiconductor Physics (12 Hrs)

Qualitative idea on the formation of electron energy bands in solids, Band-theory based classification of solids into insulators, semiconductors and conductors, Fermi-Dirac distribution Function, Intrinsic semiconductors: Germanium and silicon; Fermi- energy, Typical energy band diagram of an intrinsic semi-conductor, Doping and Extrinsic semiconductors, Current conduction in semiconductors.

PN- junction diode; Unbiased, Forward baised & Reverse biased mode with Energy band diagram reference, Diode rectifier equation, Bipolar Transistor action, Hall effect, Hall coefficient & Hall
Angle, V-I characteristics of i) Tunnel diode, ii) Zener diode iii) LED.

Books Recommended:

Text Books:
i) Fundamentals of Physics: David Halliday, Robert Resnick and Jerle Walker, (John-Wiley India, 8e, extended)
ii) Electronic Engineering Materials and Devices: John Allision, (TMH edition, 10th reprint)
iii) Engineering Physics:M. N. Avadhanulu, (S. Chand & Co.)
iv) Concepts of Modern Physics: Baiser (Tata McGraw Hill).

Reference Books:
v) University Physics:Young and Freedman(Pearson Education)
vi) Solid State Physics: C. Kittel
vii) Solid State Physics: R.L. Singhal
viii) Quantum Mechanics: Schiff

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