syllabus for physics 5th semester pass course

QUANTUM MECHANICS, ATOMIC & NUCLEAR PHYSICS     Group A : Quantum Mechanics  Failure of classical Mechanics and...

QUANTUM MECHANICS, ATOMIC & NUCLEAR PHYSICS   

Group A : Quantum Mechanics 

Failure of classical Mechanics and origin of quantum mechanics, photoelectric effect, compton effect, wave-particle duality, De-Broglies concept of matter waves, De-Broglies relation, properties of matter waves. Wave velocity and group velocity. 
Heisenberg’s uncertainty principle its proof and its application in the non-existence of electrons in the nucleus, binding energy of an electron in Hydrogen atom, radius of Bohr orbit, complementary principle.

Group B : Atomic Physics 

Positive rays and their analysis, Mass Spectrograph- A AStron and Bain bridge, Bohr’s theory of hydrogen atom, expression of radii of electrons, expression of energies and hydrogen atom spectrum. Effect of nuclear motion on atomic spectra, reduced mass, modified Rydberg constant and wave number, Evidences in favour of Bohr’ s theory, correspondence principle, fine structure of special lines and Sommerfield’s relativistic atom model. Excitation and Ionisation potentials, Frank and Hertz experiment, characteristic X-ray spectra, Moseleys law, Bragg’s law, Bragg’s spectrometer-determination of wavelength.   

Group C : Nuclear Physics 

Radioactivity: law of successive disintegration, secular and transient equilibrium, Alpha ray spectrum, Geiger- Nuttal law. Beta ray spectrum and pauli’s neutrino hypothesis. Nuclei and their properties-charge, mass, size, density, angular momentum, nuclear magnetic moment, binding energy curve, packing fraction and nuclear stability, Nuclear transmutation, Sustained chain reaction and reactors. Breeder reaction Linear accelerator and cyclotron, Ionisation and cloud chamber, Cosmic rays and composition, geo-magnetic effect, altitude effect, cosmic rays showers.

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