DEPARTMENT OF PHYSICS AND NANOTECHNOLOGY LESSON PLAN B.Sc. THIRD YEAR (2015-2016 REGULATION) FIXTH SEMESTER SRM UNIVERSITY FACULTY OF SCIENCE AND HUMANITIES SRM NAGAR, KATTANKULATHUR 603 203 1
Subject Name: Subject Code: LESSON PLAN ATOMIC AND NUCLEAR PHYSICS UPY15502 UNIT I - ATOMIC STRUCTURE Contents 1 Introduction to Atomic Physics Thomson model of atom Rutherford s 2 experiment-scattering of alpha particles and Rutherford model of atom Bohr model of the atom, Bohr s theory of 3 hydrogen spectrum Spectral series and energy levels of hydrogen 4 atom, simple problems 5 Bohr s correspondence principle, Zeeman effect expression for frequency of separation 6 for two component lines based on Lorentz electron theory Zeeman effect - Alternative solution to 7 wavelength separation between the two 8 component lines; problem solving; Raman effect Quantization of angular momentum - Elliptical 9 orbits 10 11 Wilson-Somerfield quantization theory Vector atom model, Quantum numbers 12 associated with vector atom model, Coupling schemes, application of vector atom model Pauli s exclusion principle, Electronic structure 13 in atoms Fine structure of spectral lines - Experimental 14 conformation of vector atom model-stern and Gerlach experiment 15 Wave mechanical atom model 2 References 1. Subrahmanyam N. and Brij Lal, Atomic and Nuclear Physics, 3 rd Ed., S Chand and Company Ltd, 1986. Chapter 6 2. Subrahmanyam N., Brij Lal, Jevan Shesan, Atomic and Nuclear Physics, 8 th Ed., S Chand and Company Ltd, 2009. Chapters 5, 8 UNIT II - INTERACTION OF CHARGED PARTICLES AND NEUTRONS WITH MATTER Contents References 16 Charged particles, Energy dependence
17 Bragg curve, Electrons, Gamma rays, Photoelectric effect 18 Compton scattering, Pair production, Attenuation 19 Neutrons, Neutron moderation 20 Nuclear detectors, GM counter 21 Scintillation counter, Cloud chamber 22 Spark chamber, Nuclear emulsions 23 Revision of Unit 2 Cycle Test I Physics, 8 th 2009. Chapter 9 Unit I & II UNIT III - RADIOACTIVITY 24 Early discoveries, Properties of radioactive elements 25 Alpha particles as nucleus of Helium atom, counting of alpha particles 26 Range of alpha particles in gases, Geiger and Nuttal experiment, Geiger- Nuttal law 27 Radioactive transformation 28 Rutherford and Soddy theory 29 Half-life period, Average life period, problem solving 30 Theory of alpha disintegration 1986. Chapter 4 31 Neutrino theory of beta decay - Continuous energy spectrum of beta rays 32 Nuclear isomerism, discovery of neutron 33 Artificial radioactivity, Radioisotopes 34 Medical applications of radio isotopes. 35 Revision of Unit 3 UNIT IV - STRUCTURE OF NUCLEI 3
36 37 38 39 40 41 Structure of nucleus - Proton-electron hypothesis and its failure - Proton Neutron hypothesis Nuclear size, Electron volt, spin Nuclear magnetic moment, Electric quadrupole moment Atomic mass unit and binding energy Mass defect and packing fraction, Problem solving 1986. Chapter 7 Company Ltd, 2009. Chapter 10 Arthur Beiser, Concepts of Modern Physics, 6 th Ed., McGraw Hill, 2003. Chapter 11. 42 Deuteron binding energy 43 n-p scattering and p-p scattering Company Ltd, 2009. Chapter 10 44 Nuclear binding forces Krane K. S., Introductory Nuclear Physics, John-Wiley, 1987 45 Mesonic field 46 Revision of Unit III CYCLE TEST -II Unit III and IV 47 UNIT V - NUCLEAR REACTIONS AND NUCLEAR ENERGY Introduction, Q value of a nuclear reaction 48 Nuclear reaction kinematics 49 Direct reactions Company Ltd, 2009. Chapter 9 Arthur Beiser, Concepts of Modern Physics, 6 th Ed., McGraw Hill, 2003. Chapter 11. 50 Nuclear models -Liquid drop model - Shell model and magic numbers - 51 Collective model - Optical or cloudy crystal ball model 52 Nuclear energy, Nuclear fission 53 Chain reaction - Nuclear reactors - 1986. Chapter 7 4
54 Development of atomic power in India, Atom bomb 55 Nuclear fusion 56 Cosmic rays 57 Stellar energy-carbon-nitrogen cycle 58 Elementary particles 59 Trans-uranic elements 60 Revision MODEL EXAM Unit I -V 5