Rashtrasant Tukadoji Maharaj Nagpur University, Maharashtra, Computer Engineering Semester 2, Advanced Physics Syllabus

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Unit - I: Lasers & Wave Optics (07 Hrs)
Spatial and temporal coherence of a light wave, Quantum Transitions: Absorption, Spontaneous emission & stimulated Emission, Metastable states, Pumping schemes, Principle of laser, Laser characteristics, Components of a laser, Principle & working of He-Ne, Ruby & Semiconductor lasers, Applications.
Interference in thin films, Interference in Wedge shape thin film, Newton‟s rings, Anti-reflection coating, advanced applications of interference in thin film.

 

Unit - II: Electron Ballistics 
Lorentz force, Motion of changed particles in uniform electric and magnetic fields: parallel,
perpendicular and at an acute angle, Effect of electric and magnetic fields on kinetic energy of
charged particle, Crossed electric and magnetic field configurations, Velocity filter, Electrostatic
and magnetostatic deflection.

 

Unit - III: Electron Optics 
Bethe‟s law, Electric and Magnetic focusing, Construction & working of Electrostatic lens,
Devices: CRT, CRO, Block Diagram, Function & working of each block, Bainbridge mass
spectrograph, Cyclotron.

 

Unit - IV: Optical Fiber & Nanoscience
Optical fibers: Propagation by total internal reflection, structure and classification (based on material, refractive index and number of modes), Modes of propagation in fiber, Acceptance angle, Numerical aperture, Attenuation and dispersion. Light sources and Detectors.
Applications: I) As a Sensors - i) Temperature Sensor ii) Pollution / Smoke detector iii) Liquid
level sensor.
II) As a Detectors- i) PIN detector ii) Avalanche Detector.
Introduction to nanoscience and nanotechnology, Classification of nano materials, Synthesis of Nanomaterials, General idea about physical and chemical methods. e.g; Physical Vapour

Deposition and Sol gel method. Comparison of properties of nanomaterials with bulk materials,
Some special nanomaterials:
1) Zeolites, 2) Graphine,
Application of nanomaterials in engineering, Impact of Nanoscience and nanotechnology

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