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Arvind Kumar | Sathyabama Institute of Science and Technology B.E. - Automobile Engineering SPHA1101 Physics for Engineers Syllabus Sathyabama Institute of Science and Technology B.E. - Automobile Engineering SPHA1101 Physics for Engineers Syllabus SATHYABAMA INSTITUTE OF SCIENCE AND TECHNOLOGY SCHOOL OF MECHANICAL ENGINEERING SPHA1101 PHYSICS FOR ENGINEERS L T P Credits Total Marks 4 0 0 4 100 UNIT 1 BASIS OF QUANTUM PHYSICS. 12 Hrs. Introduction –electromagnetic waves - Photoelectric effect, Compton scattering, photons, Franck-Hertz experiment, Bohr atom, electron diffraction, wave - particle duality of radiation, de Broglie waves, wave-particle duality of matter. Physical interpretation of wave function, conditions to be satisfied for an acceptable wave function, normalized wave function, wave packets, Heisenberg uncertainty principle - statement, applications to radius of Bohr’s first orbit and to energy of particle in 1D box. Operators associated with different observables, Schrodinger Equation – stationary states - Eigen value, Eigen function. Physical applications of Schrödinger's equation to (i) square well potential in one dimension: transmission and reflection coefficient at a barrier. Application of barrier penetration-α decay, field-ionization and scanning tunnelling microscope UNIT 2 PHYSICS OF SOLIDS. 12 Hrs. Structure of solids - Bloch Theorem and Origin of energy bands, band structure of conductors, semiconductors (n-type and p-type), insulators, half metals, semi metals. Metals - Free Electron Theory of metals, Fermi level, Fermi surface, density of states. Wiede-mann Franz Law- Derivation. Semiconductors-Direct and indirect band gap, derivation of intrinsic carrier concentration in terms of energy band gap, experimental determination of energy band gap. Superconductors- Properties, BCS theory - energy gap, AC & DC Josephson effect, Superconducting Quantum Interference Device, Cryotron, Magnetic levitation. UNIT 3 MAGNETISM, LASER FUNDAMENTALS AND OPTO ELECTRONICS. 9 Hrs. Magnetism-Bohr magneton, magnetic moments due to electron spin, Ferromagnetism-Weiss theory-Energies involved in domain formation, Hysteresis. Magnetic bubbles - formation and propagation. Nano magnets and magneto resistance,spin valve using GMR and TMR – hard disk drive storage technology. Lasers-Spontaneous and stimulated emission, condition for Laser action, Einstein Coefficients, relation between spontaneous and stimulated emission probability. Injection Laser Diode (ILD). Quantum Cascade Laser, Comparison between ILD and QCL. UNIT 4 THERMAL PHYSICS. 12 Hrs. Laws of thermodynamics-basic concepts, closed and open systems-first law. Heat transfer-thermal expansion of solids and liquids – expansion joints-bimetallic strips, thermal conduction, convection and radiation. Conduction in solids – thermal conductivity- Forbe’s method, Lees’ disc method, conduction through compound media, formation of ice on ponds, thermal insulation, applications- heat exchangers, refrigerators, ovens and solar water heaters. Thermal Convection - properties of radiant heat, sea and land breeze. Prevost’s theory of heat exchanges. Thermal Radiation – emission and absorption radiation, emissive power, black body radiation – Kirchoff’s, Stefan’s laws, wien’s law, Newton’s law of cooling. UNIT 5 SENSORS AND DEVICES. 12 Hrs. Introduction- measurands and measurement, basic concepts, types, mechanism, examples, significance and drawbacks, applications of each of pressure sensors, temperature sensors, vibration sensors, acoustic sensors, LDR and photo diode, pressure gauge-bourdon tube, magnetic sensors – Hall sensors, strain gauge-strain sensitivity. Max.60 Hrs. CORUSE OUTCOMES On completion of the course, student will be able to CO1 - Identify the basic concepts in quantum mechanics, magnetism, lasers, superconductors, semiconductors and in thermal physics. CO2 - Analyze the band structure of various materials. CO3 - Apply the wave mechanical concepts to determine the radius of Bohr atom, transmission and reflection coefficient. CO4 - Generate equation of motion of matter waves and to solve for cases related with 1D square well potential, linear harmonic oscillator and barrier penetration. CO5 - Compare the efficiency of various memory storage devices, heat exchanger devices, opto electronic devices and sensors. CO6 - Determine the thermal conductivity of conducting and insulting materials, convective heat transfer coefficient, emissivity, rate of cooling, etc. TEXT / REFERENCE BOOKS 1. Griffiths, David J. Introduction to Quantum Mechanics. Pearson Prentice Hall, 2004. ISBN: 9780131118928. 2. Shankar, Ramamurti. Principles of Quantum Mechanics. Plenum Press, 1994. SBN: 9780306447907. 3. Mahesh C Jain, Quantum Mechanics: A Textbook for Undergraduates, 2017. 4. Kittel, Charles. Introduction to Solid State Physics. 8th Edition, New York, NY: John Wiley & Sons, 2004. ISBN: 9780471415268. 5. Ashcroft, Neil W., and N. David Mermin. Solid State Physics. New York, NY: Holt, Rinehart and Winston, 1976. ISBN: 9780030839931. 6. William D. Callister, & David G. Rethwisch, Materials Science & Engineering -An Introduction, 9th Edition,2013. SBN: 9781118319222. 7. R.Asokamani, Solid State Physics, second edition, Easwar press, 2015 ISBN: 9781904798835. 8. R.K.Gaur & S.L.Gupta - Engineering Physics, Dhanpat Rai publication, 2007 Edition. 9. P. Bhattacharya, Semiconductor Optoelectronic Devices, Prentice Hall of India, 1997. 10. J. Singh, Semiconductor Optoelectronics: Physics and Technology, McGraw Hill Inc., 1995. 11. G. Keiser, Optical Fiber Communications, McGraw-Hill Inc., 3rd Edition, 2000. 12. Heat and Thermodynamics, D.S.Mathur, Sultan Chand, 1995. 13. Heat and Thermodynamics BrijLal, N. Subrahmanyam, S. Chand Limited, 2001. END SEMESTER EXAMINATION QUESTION PAPER PATTERN Max Marks: 100 Exam Duration: 3 Hrs. PART A: 10 Questions of 2 marks each 20 Marks PART B: 2 Questions from each unit of internal choice; each carrying 16 marks 80 Marks |