Unit I
Quantum Physics
Group and particle velocities & their
relationship. Uncertainty principle with elementary proof and
applications ( determination of position of a
particle by a microscope, non existence of electron in
nucleus, diffraction of an electron beam by a single
slit). Compton scattering. Wave function and its
properties, energy and momentum operators, time
dependent and time independent Schrödinger wave
equation. Application of time independent
Schrödinger wave equation to particle trapped in a one
dimensional square potential well (derivation of
energy eigen values and wave function)
Unit II
Wave Optics
Interference: Fresnel's biprism, Interference in
thin films (due to reflected and transmitted lght),
interference from a wedge shaped thin film, Newton’s
rings and Michelson’s
interferometer experiments and their applications.
Diffraction at single slit, double slit and n-slits
(diffraction grating). Resolving power of grating
and prism. Concept of polarized light, Brewster's
laws, Double refraction, Nicol prism, quarter &
half wave plate.
Unit III
Nuclear Physics
Nuclear liquid drop model (semi empirical mass
formula), nuclear shell model, Linear Particle
acceleratos: Cyclotron, general description of
Synchrotron, Synchrocyclotron, and Betatron. Geiger-
Muller Counter, Motion of charged particles in
crossed electric and magnetic fields. Uses of
Bainbridge and Auston mass Spectrographs.
Unit IV
Solid State Physics
Qualitative discussion of Kronig Penny model (no
derivation), Effective mass, Fermi-Dirac statistical
distribution function, Fermi level for Intrinsic and
Extrinsic Semiconductors, Zener diode, tunnel
diode, photodiode, solar-cells, Hall effect.
Superconductivity: Meissner effect, Type I and Type
II superconductors, Di-electric polarization,
Complex permittivity, dielectric losses
UNIT V
Laser and Fiber Optics
Laser: Stimulated and spontaneous processes,
Einstein’s A & B Coefficients, transition probabilities,
active medium, population inversion, pumping,
Optical resonators, characteristics of laser beam.
Coherence, directionality and divergence. Principles
and working of Ruby, Nd:YAG, He-Ne &
Carbon dioxide Lasers with energy level diagram..
Fundamental idea about optical fiber, types of
fibers, acceptance angle & cone, numerical
aperture, V-number, propagation of light through step
index fiber (Ray theory) pulse dispersion,
attenuation, losses & various uses.
Applications
of lasers and optical fibers.
Reference Books: -
1. Optics By Ghatak, TMH
2. Engineering Physics- V. S. Yadava, TMH
3. Optics by Brijlal and Subhraininyan.
4. Engineering physics by M.N. Avadhanulu and. S.
Chand & Co.(2004)
5. Atomic and Nuclear physics by Brijlal and
Subraminiyan.
6. Concepts of Modern Physics- Beiser, TMH
7. Solid State Physics by Kittel ,Wiley India
8. Fundamentals of Physics-Halliday, Wiley India
List of suggestive core
experiments: -
1. Biprism, Newton's Rings, Michelsons
Interferometer.
2. Resolving Powers –Telescope, Microscope, and
Grating.
3. G.M. Counter
4. Spectrometers-R.I., Wavelength, using prism and
grating
5. Optical polarization based experiments: Brewster’s
angle, polarimeter etc.
6. Measurements by LASER-Directionality, Numerical
aperture, Distance etc.
7. Uses of Potentiometers and Bridges (Electrical)..
8. Experiments connected with diodes and transistor.
9. Measurement of energy band gap of semiconductor.
10. To study Hall effect.
11. Solar cell.
12.To find the width of s single slit by f He-Ne
Laser.
13. To determine the numeral aperture (NA) of a
Optical Fibre.
14. To determine plank’s constant.
15.
Other conceptual experiments related to theory syllabus.
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