B.Sc. PHYSICS SYLLABUS UNDER CBCS II YEAR B.Sc. -IV SEMESTER
[2020-21 Batch onwards]
Course V: MODERN PHYSICS
(For Non-Maths Combinations)
Work load: 60 hrs per semester 4 hrs/week
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Course outcomes:
On successful completion of this course, the students will be able to:
- Develop an understanding on the concepts of Atomic and Modern Physics, basic elementary quantum theory and nuclear
- Develop critical understanding of concept of Matter waves and Uncertainty
- Get familiarized with the phenomenon of photoelectric effect and Compton effect
- Examine the basic properties of nuclei, characteristics of Nuclear forces, salient features of Nuclear models and different nuclear radiation
- Classify Elementary particles based on their mass, charge, spin, half life and interaction.
- Increase the awareness and appreciation of superconductors and their practical applications.
- Develop an understanding on the nanomaterials, their properties and
- Conduct experiments using skills appropriate to the units
UNIT-I:
- Atomic and Molecular Physics:(12 hrs)
Bohr’s theory of Hydrogen atom ; Spectral series of Hydrogen atom and energy levels, Zeeman effect –Experimental arrangement, Paschen- Back effect and Stark effect (Elementary ideas only); Raman effect, Quantum theory of Raman effect; Experimental arrangement to observe Raman effect and its applications.
UNIT-II :
- Fundamentals of Quantum theory:(12 hrs)
Inadequacy of classical physics, spectral radiation, Plank’s quantum theory, Photoelectric effect; Experimental demonstration, Laws of photoelectric emission- Threshold frequency and work function; Einstein’s Photoelectric equation and its verification by Millikan’s experiment ; Compton effect ( no derivation) and its experimental verification
UNIT-III:
- Matter Waves and Uncertainty principle (12 hrs)
Dual nature of radiation- de Broglie’s theory of matter waves, expression for wavelength, Properties of matter waves, Davisson and Germer experiment on electron diffraction – Discussion of results, Wave velocity and group velocity.
Heisenberg’s uncertainty principle for position and momentum (x and p), energy and time (E and t); Experimental illustrations of uncertainty principle, Complementary principle of Bohr.
UNIT-IV:
- Nuclear Physics (12 hrs)
Nuclear Structure: General Properties of Nuclei, Mass defect, Binding energy; Nuclear Models: Liquid drop model, The Shell model, Magic numbers; Nuclear Radiation detectors:
G.M. Counter, Cloud chamber, Solid State detector; Elementary Particles: Elementary Particles and their classification
UNIT-V:
- Nanomaterials:(7hrs)
Nanomaterials – Introduction, Electron confinement-Size effect-Surface to volume ratio; Classification of nano materials– (0D, 1D, 2D); Examples: CNT,
6. Superconductivity: (5 hrs)
Superconductivity: Introduction ;Experimental facts, critical temperature , critical field, Meissner effect ; Isotope effect ; Type I and type II superconductors ; BCS theory (Elementary ideas only) ;Applications of superconductors
REFERENCE BOOKS
- Sc Physics, Vol.4, Telugu Academy, Hyderabad.
- Molecular Structure and Spectroscopy by Aruldhas. Prentice Hall of India, New Delhi.
- Physics for Biology & Premedical Students –D.N. Burns & SG Mac Donald, Addison Wiley.
- K. Kulkarni, Nanotechnology: Principles & Practices (Capital Publ.Co.)
- K. Chattopadhyay and A. N. Banerjee, Introduction to Nanoscience and Technology(PHI Learning Priv.Limited).
- Nano materials, A K Bandopadhyay. New Age International Pvt Ltd (2007)
- Textbook of Nanoscience and Nanotechnology, BS Murthy, P Shankar, BaldevRaj,BBRath and J Murday- Universities Press-IIM