PY101 Physics [2 0 2 3]

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15 Νοε 2013 (πριν από 3 χρόνια και 9 μήνες)

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PY101





Physics





[2 0 2 3]


Learning Outcome:



In initial stage students will be able to recall fundamentals of physics.



By studying following topics of syllabus, students will be able to understand advanced topics of
physics like charact
erization and applications of nanomaterials, various mechanisms and
applications of laser.



Experiments related to the syllabus will give the empirical understanding of the subject.



Syllabus:

Fundamentals of Physics:

Semiconductor Physics
-

Band theo
ry
-

formation of bands, forbidden energy band gap, classification of
semiconductors based on energy band gap.

Introduction to optics
-

optical phenomena
-

interference, diffraction, refraction, polarization.

Modern Physics
-

History, failure of classic
al physics, need for the quantum theory.

Physics of Nanomaterials:

Introduction to Quantum Physics: Particle in a three dimensional box, Introduction
-

Nanoscale;
Nanomaterials: Methods for synthesis of nanomaterials, Properties of nanomaterials
-

Electr
ical and
Magnetic properties, Structural properties (Scanning Electron Microscopy, Tunneling Electron
Microscopy); Nanostructures, Carbon nanotubes
-

characteristics and applications, Reduction of
dimensionality
-

Nanostructures; Nanotechnology and enviro
nment.

Lasers and Holography:








Introduction, Basics of Interaction of radiation with matter, Condition for light Amplification,
Population inversion and metastable state, pumping, the principle pumping scheme: Three and Four level
scheme, Constructi
on and working of optical resonator, Optical amplifier, Applications of laser beam,
Holography.

Introduction to Fiber Optics:

Introduction of fiber
-
optic system, Principle and construction of fiber cable, Acceptance angle and
numerical aperture, Types of O
ptical fiber: Based on material & based on mode of propagation, Index
profile, Fiber optic communication link, Fiber optic sensor, Advantages of fiber optic system.

Nuclear and Plasma Physics:

Introduction to nuclear physics, types of nuclear reactions, nu
clear reaction cross sections, Radius of
Gyration, particle accelerators
-

pinch of synchrotron radiation, nuclear fission as a source of energy,
Types of nuclear reactors
-

Breeder reactor, power reactor, pressurized water reactor.

Basic concepts of Plasm
a physics
-

Motion of charged particle in E and B homogeneous and
inhomogeneous fields, Pinch effect, Drift velocity in a gravitational field, Magnetic trapping of plasma,
Van Allen radiation belt.

Physics of Vacuum Techniques and Cryogenics:

Creation of v
acuum with different pumps
-

r otary pump, diffusion pump, Measurement of vacuum with
different gauges; Need of vacuum in Plasma unit, Cryogenics
-

use of liquid Nitrogen and liquid Helium,
Applications of cryogenics
-

refrigeration in space, medical appli
cations.

Engineering of Auditorium and Ultrasonics:

Introduction, Defection due to reflection of sound, Sabine’s empirical formula, Reverberation theory,
Eyring’s equation, Acoustical defects and their remedies, Acoustic materials, Ultrasonic waves, Piezo

electric method, Properties and application of ultrasonic waves, Magnetostriction method.


Laboratory Work:

A minimum of 10 experiments based on above syllabus will be arranged.


References:

1.

M N Avadhnulu and P. Kshirsagar, A Text Book of Engineering Phy
sics, S Chand Publication.

2.

T. Pradeep, Nano: The Essentials, New Central book Agency.

3.

S. N. Goswami, Elements of Plasma Physics, Tata McGraw Hill publication.

4.

Modern Physics for Engineers by B. L. Theraja, S Chand Publication.