PH5002: Atomic and Molecular Physics

L-T-P-C: 3-0-0-3

Prerequisites: PH5007

Syllabus

Module 1: Atomic Structure

( Lecture hours: 17 , Tutorial hours: 0 , Lab hours: 0 )

Atomic structure of two-electron system: He, Many-electron systems: Hartree-Fock method, L-S coupling, J-J coupling, Interaction of electromagnetic field with atoms, Zeeman effect, Stark effect, Paschen-Back effect .

Module 2: Molecular Physics and Spectroscopy

( Lecture hours: 15 , Tutorial hours: 0 , Lab hours: 0 )

Electronic structure of H₂ molecule: LCAO and LCMO methods, Molecular spectroscopy, Microwave spectroscopy, Infrared spectroscopy, Raman spectroscopy, Nuclear magnetic resonance (NMR), Electron spin resonance (ESR), X-ray spectroscopy .

Module 3: Lasers

( Lecture hours: 10 , Tutorial hours: 0 , Lab hours: 0 )

Principles of laser action in atoms and molecules, Einstein coefficients, Population inversion, Two-level and three-level systems, He-Ne laser, Other inert-gas lasers, Atomic halogen lasers .

Study Materials

Textbooks

  1. Physics of Atoms and Molecules, B. H. Bransden and C. J. Joachain, Pearson, ISBN: 978-81-7758-279-6
  2. Fundamentals of Molecular Spectroscopy, C. N. Banwell, McGraw Hill Education, ISBN: 978-9352601738

References

  1. Introduction to Quantum Mechanics: With Applications to Chemistry, Linus Pauling and E. B. Wilson, Dover, ISBN: 978-0486648712
  2. Atomic and Molecular Spectroscopy: Basic Concepts and Applications, Rita Kakkar, Cambridge University Press, ISBN: 978-1107063884