APPLIED PHYSICS II

APPLIED PHYSICS II

Theory of production of X-rays: Continuous and Characteristic X-rays spectra, X-ray diffraction, Laue spots, Braggs law and

Moseleys law. Determination of crystal structure. Braggs spectrometer method and power method.

Optics: Interference in thin film, Newtons rings and fringes in wedge shaped films. Fraunhoffer diffraction grating ( with derivation of formula ).

Principles of Laser: Spontaneous and Stimulated radiation, Population inversion, Pumping methods. Ruby and He -Ne laser, Carbon dioxide laser, Semiconductor lasers ( Dye lasers and holography ).

Fiber Optics: Types of optical fibres, step index and graded index, numerical aperture. Communication through optical fibers.

Dual nature of matter: DeBroglie waves, Verification of matter waves, uncertainty principle, electron microscope- Introduction and application. Detection and measurement of radiation. Structure of nuclear binding energy, Nuclear fission. Nuclear reactors,

Nuclear fusion. Detection and measurement of nuclear radiation by emulsion plates, cloud chamber & Bubble chamber. Super Conductivity: Basic theory, Meissner effects, London equation, properties of super conductors

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