B.Sc. Physics
7th Semester Syllabus
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MJC-13 : Physics of Atoms and Nuclei (परमाणु और नाभिक की भौतिकी)
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Unit 1: H-spectra (हाइड्रोजन स्पेक्ट्रा)
◦Fine structure of hydrogen spectra (Hα-line)
◦Wilson-Sommerfeld quantization rule
◦Problems related to Bohr theory
◦Bohr-Sommerfeld theory and Ionization Potentials
◦Bohr-Sommerfeld (H-S) theoretical explanation of fine structure H-spectrum
◦Shortcoming of D-E theory
◦Stern-Gerlach Experiment to demonstrate the existence of electron spin
◦Difference between spectra of inner core electron (X-ray spectra) and optically active valence electron (UV-Visible and I.R. Spectra)
Unit 2: Quantum mechanics of H-atom (H-परमाणु की क्वांटम यांत्रिकी)
◦Physical interpretation and properties of wave-function
◦Quantum mechanical treatment of one-electron atomic system (Hydrogen atom)
◦Solution of Schrodinger equation for Hydrogen atom using separation of variables
◦Associated Legendre Polynomial
◦Hypergeometric series
◦Recurrence Formula
◦Spherical Harmonics
◦Interpretation of quantum numbers and electron-probability density
◦Expectation value and parity of eigenfunctions
Unit 3: Concept of Vector Atom model (सदिश परमाणु मॉडल की अवधारणा)
◦Orbital magnetic dipole moment
◦Behaviour of magnetic dipole in external magnetic field
◦Larmor Precession
◦Space quantization
◦Coupling of orbital and spin angular momentum
◦Spectroscopic term and their notations
◦Lamb Shift
◦Pauli's Exclusion Principle and wave function for identical particle system
◦Zeeman effect and Paschen Back effect for one electron system
Unit 4: Spectra of 1 and 2 electron system (1 और 2 इलेक्ट्रॉन प्रणाली का स्पेक्ट्रा)
◦Feature and explanation of Spectra of Alkali elements
◦Resonance lines and fine structure in Alkali spectra
◦Intensity ratio of Na-doublet lines
◦Interaction energy for L-S and J-J coupling for Alkaline Earth elements
Unit 5: Nuclear Models (नाभिकीय मॉडल)
◦Essence of Liquid drop model
◦Salient Features and Predictions of Shell model
◦Brief idea of Collective Model
◦Alpha particle model and Fermi gas model
◦Nuclear reaction and its types
◦Artificial Transmutation
◦Experimental determination of Q-value
◦Deuteron problem and its wavefunction
◦Central force and Non-Central force
◦Yukawa's model and π-meson
Reference Books:
- Physics of atoms and Molecule - Bransden & Jochain (Pearson)
- Atomic and molecular Physics: Raj kumar (Kedarnath & Ram Nath)
- Concepts of Nuclear Physics by B L Cohen, Tata McGraw Hill Publication
- Physics and Engineering of Radiation Detection by S N Ahmed, Academic Press Elsevier,
- Nuclear Physics: Roy & Nigam (Wiley Easter Ltd.) - John Lilley (Willy Indian.)