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lochfobbingMechanics

Oct 30, 2013 (3 years and 9 months ago)

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Course details:

B.Tech

Code: PH101

First Semester

L T P C

Physics
-
I

(All Branches)

3 1 0 8

Lagrangian dynamics: mechanics of many particle systems, Generalised co
-
ordinates,
Constraints, D’
Alembert’s principle, Lagrange’s equations and their simple applications.
Hamilton’s principle, Hamilton’s equations of motion.


Rigid body dynamics: definition, Torque and Angular momentum, Moments and products
of inertia, Rotational energy and power, Eu
ler’s angles, Euler’s equations of motion.


Central force, Reduction of two
-
body problem, Equations of motion and first integrals,
Keplar’s laws, Satellite motion.


Spherical and chromatic aberrations, Achromatic combination, Resolving power of a
microscop
e and telescope.


Concept of coherent sources, Fresnel’s biprism, Michelson interferometer, Interference
involving multiple reflection, Fringes of equal inclination and equal thickness, Newton’s
rings, Fresnel and Fraunhofer diffraction, Single slit, Plane

transmission grating.


Basic principle of laser action, Spontaneous and stimulated emission, Various types of
lasers (Solid state lasers, dye lasers and semiconductor lasers).


Principle of special theory of relativity, Lorentz transformation and consequ
ences,
Relativistic kinematics, Relativistic dynamics.


Code: PH102

First Semester

L T P C

Physics Lab

(All Branches)

3 1 0 8

List of experiments

Expt 1. Study of rotational motion of a Flywheel

Expt 2. Elastic constants determination

Expt 3.
Dispersion of light: Cauchy’ dispersion formula

Expt 4. Resolving Power of a Telescope

Expt 5. Interference of light: Newton’s ring

Expt 6. Interference of light: Fresnel’s biprism

Expt 7. Fraunhofer diffraction: Single slit

Expt 8. Diffraction by a Plane
Grating

Expt 9. Study of transverse wave


Code: PH102

Second Semester

L T P C

Physics
-
II

(All Branches
)

3 1 0 8

Concept of vector operators: gradient, divergence and curl, Poisson and Laplace equations
and their solutions, Boundary value
problems for simple geometries, Method of images.


Electromagnetic waves, Displacement current, Maxwell’s equations, Plane wave equation,
Electromagnetic energy and Poynting vector, Wave propagation in a good conductor, Skin
effect.


Wave particle duality,

Heisenberg principle, Schrodinger equation, Simple solution of time
independent Schrodinger equation for particle in a box, potential well and barrier, Linear
harmonic oscillator, Time independent perturbation theory, Spontaneous and stimulated
emission,
Einstein coefficient.


Space lattice, Unit cell, Miller indices, Reciprocal lattices, Crystal structure, Energy bands:
Bloch theorem, Brillouin zones, Direct and indirect band gap semiconductors, Variation of
energy bands with alloy composition, Density of

states, Electron
-
hole concentration at
thermal equilibrium, Superconductors (elementary ideas).

Code: PH104

Second Semester

L T P C

Physics Lab.
-

II

(All Branches)

3 1 0 8

List of experiments

Expt 1. Direct current measurements: Calibration
of an ammeter and a voltmeter

Expt 2. Direct current measurements: Internal resistance a cell

Expt 3. Comparison of two low resistances

Expt 4. Resistance of a moving coil galvanometer

Expt 5. Study of magnetic field along the axis of a coil

Expt 6. Study

of magnetic flux density between the pole pieces of an electromagnet

Expt 7. Study of B
-
H curve

Expt 8. Calibration of a platinum resistance thermometer

Expt 9. Frequency determination

Code: PH441

Eighth Semester

L T P C

Nuclear Reactor
Physics

(Open Elective)

3 0 0 6

Binding energy and Nuclear stability, Weizsacker’s mass formula. Nuclear reactions ─
Types of nuclear reactions, Conservation laws in nuclear reactions, Q
-
value, Cross
-
section,
Compound nucleus, Direct processes, Applications.


Nuclear fission, Nuclear chain reaction, Four factor formula for neutron multiplication in
nuclear reactors, Moderator theory, Resonance escape velocity, Diffusion of neutrons and
critical size, Thermal utilization factor, Nuclear reactors and constructi
on details ─ Fuels,
Moderators, Coolants, Reflectors, Structural and cladding materials, Control rods, Reactor
shielding. Breeder and Power reactors, Disposal of waste nuclear fuel.


Nuclear fusion, Controlled and uncontrolled nuclear fusion,
Thermo
-
nuclear reactions as
source of stellar energy.


Code: PH44
2

Eighth Semester

L T P C

Physics of
Semiconductor
Devices

(Open Elective)

3 0 0 6

Equations of motion in a crystal; Band Structure; Maxima of energy bands
-
Holes; Crystal
structures of silicon and GaAs; Imperfections of ideal crystal structure; Shallow impurity
levels


Dopants; Deep impurity levels; Dislocations, surfaces and interfaces


Semiconductor Statistics; Density of states; Probability of finding electrons in a state;
Electron density in the conduction band; Compensated Semiconductors; Carrier scattering


Impurity scattering, Phonon scattering; Electron and Hole Mobilities and D
rift
Velocities; Sheet Resistance; Hall Effect and Magnetoresistance; Semiconductor Equations
Based on the Field Dependent Velocity and Diffusion; Quasi
-
Fermi Levels (Imrefs).


Generation
-
recombination phenomena; Radiative recombination, Auger
recombination,
Generation
-
recombination rates; Rate equations.


Hetrojunction barrier; Thermionic emission of electrons over barriers; Free carrier
depletion of semiconductor layers; Connection rules for the potential at an interface.


Nanostructures in
existing semiconductor devices; Quantum dots.

M.Tech/

PG

PG in Applied Physics to be opened soon

PhD

Materials Technology (PH
-

701)

Imperfections in crystals, Non
-
crystalline solids, Shapes and distribution of phases in
solids, Equilibrium diagrams,
Non
-
equilibrium phase transformations, Thermodynamics vs.
rate kinetics, Mechanisms of phase changes, Nucleation and growth, Sintering and
recrystallization, Oxidation and aqueous corrosion.


Characterization of Materials (PH
-

702)

Need of characterization
, Physical parameters for characterization, Basic principles and
description of such techniques as diffraction (X
-
ray, electron and neutron), spectroscopy
(UV, VIS, IR and Raman), Thermal (DTA, TGA, DSC), Electronic (resistivity, Hall effect
and TEP), Reso
snance (NMR, EPR and Massbauer) and electron and ion spectroscopy
(Auger, ESCA, SIMS and RBS).


Electronic Properties of Materials (PH
-

703)

Dielectric properties: Micro and macroscopic properties, Polarization, Dielectric function,
Break down, Piezo
-
elec
trics, Ferro
-
electrics.

Magnetic properties: Various kind of magnetism, Soft and hard magnetic materials, Ferrites
and garnets, Magnetic bubbles.

Electrical properties: Resistivity, Hall effect and thermoelectric power.

Optical properties: Microscopic theo
ry, Optical constants, Optical absorption, Dispersion,
Inter band transitions.


Science and Technology of Thin Films (PH
-

711)

What are thin films? Nucleation theories, Growth processes, Micro
-
structure, Structural
defects, Epitaxial growth, Deposition, m
onitoring and characterization techniques, Electron
transport and optical properties of thin films, Thin
-
film device applications in selected
areas.


Solid State Gas Sensors (PH
-

712)

Gas sensor materials: Criteria for the choice of materials,
Experimental aspects


materials,
properties, measurement of gas sensing property, sensitivity; Discussion of sensors for
various gases, Gas sensors based on semiconductor devices, thin films and semiconductor
powders.


Energy Conversion Materials and Devi
ces (PH
-

713)

Absorption
-
emission behavior and selectivity of surfaces, Physics and technology of
selective surfaces, Materials for photovoltaic conversion, Characteristics, performance and
fabrication of homojunction barrier layer and photoelectron
-
chemi
cal solar cells


Physics of Liquid Crystal (PH
-

714)

Introduction to liquid crystal mesophases, Structural properties and classification, Statistical
theory of nematic liquid crystals, Long and short range order parameter, Different physical
properties of

liquid crystalline materials and applications.


Nano
-
materials and Photonics (PH
-

715)



Basic concepts of nanotechnology, quantum wire, quantum well and quantum dot.
Properties and technological advantages of nano
-
materials. Surface states, excitons,
material defects, blue shift, red shift. Size dependence electronic, optical and optoelectronic
properties. Physical and chemical routes of nano synthesis, characterization techniques,
effects of high energy irradiation on nanomaterials. Nano switch (elec
tronic, optic and
photonic), Nano laser, Nano LED. Nano SET, Nano MOSFET.