M. Sc. (Physics):Liquid Crystals:Fiber Optics & Applications

Thapar University
In Patiala

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Important information

  • Master
  • Patiala
Description

Important information
Venues

Where and when

Starts Location
On request
Patiala
Thapar University P.O Box 32, 147004, Punjab, India
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Course programme

First Semester


Classical Mechanics
Statistical Mechanics
Quantum Mechanics
Mathematical Physics
Physics Lab I
Fundamentals of Computer Science and C Programming


Second Semester

Condensed Matter Physics
Experimental Techniques in Physics
Atomic and Molecular Physics
Electrodynamics
Electronics
Physics Lab II


Third Semester

Particle Physics
Nuclear Physics
Semiconductor Physics
Physics Lab III
Seminar


Fourth Semester

Dissertation


Fiber Optics & Applications


Introduction, Carrier Wave Communication, The Optical fiber: Multimode and Singlemode fibers, Glass and Plastic fibers, Fabrication of Optical Fibers; Attenuationn in Optical Fibers: Introduction, The Decibel Unit, Rayleigh Scattering in Optical Fibers, The dBm; The Pulse Dispersion in Optical Fibers: Introduction, Material Dispersion, Ray Dispersion in Multimode Step-index Fibers, Ray Dispersion in Parabolic-index Fibers, Waveguide Dispersion, Polarization Mode Dispersion, Dispersion Compensating Fibers

Fiber-Optic Communication Systems: Introduction, Optical Sources, Photo Detectors, Non-Return to Zero and Return to Zero, Bit Error Rate, Eye Diagram, Limitations due to Attenuation and Dispersion, Attenuation-limited Distance, Dispersion-limited Distance; Erbium-Doped Fiber Amplifier (EDFA): Introduction, EDFA – Absorption, Spontaneous Emission, Stimulated Emission, Gain and Gain Spectrum, Gain-flattening of EDFAs, Noise in EDFA, Gain Saturation; Fiber-optic Components: Introduction, Fiber-optic Couplers and Applications

Nonlinear Optics: Introduction, Harmonic Generation, Second Generation, Phase matching, Frequency mixing, Self-focusing and self-defocusing, Pockels’ effect, Modulation of light, Electro-optic effect, Kerr modulators: Optical frequency Kerr effect, Scanning and switching, Magneto-optic devices: Faraday effect, Acousto-optic effect

Laboratory Assignment: To determine the mode field diameter (MFD) of the fundamental in a single mode fiber by a measurement of its far-field. To measure the near-field intensity profile of a multimode fiber and hence its refractive index profile, Power loss at a splice between two multimode fibers, and study the variation of splice loss with transverse, longitudinal and angular offsets. To study intensity modulated fiber-optic pressure sensor based on microbending loss in a multimode fiber. To determine the V-parameter of a step-index singlemode fiber.To measure the spectral attenuation response of a given singlemode fiber


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