<<

COURSE CODE COURSE TITLE L T P C 1150PH101 3 0 0 3

Course Category: Foundation a. Preamble: This course in Engineering Physics presents brief knowledge on Laser and Optic Fiber, Band Theory of Solids, , Magnetic and Dielectric materials, and Advanced Nano Materials. The syllabus is designed to prepare students for applying their knowledge in Emerging areas of Engineering and technology b. Course Outcomes : Upon the successful completion of the course, students will be able to: Knowledge Level CO Course Outcomes (Based on revised Nos. Bloom’s Taxonomy) Explain the laser operation and interaction of CO1 lasers with matter and its use in low and high K2 application. Explain the classification of materials, band CO2 structure,and calculation of carrier density, K2 electrical conductivity. Explain fundamentals of polarizable solids, CO3 ferroelectricity, and magnetism and properties K2 used in device design. Discuss the superconducting phenomenon, their CO4 K2 properties and concepts for various applications. Explain various methods involved in Synthesis of nano and smart materials through different CO5 K2 techniques and their application in nano technology.

c. Course Syllabus :

UNIT-I LASERS AND OPTICAL FIBERS L-9 Interaction of Radiation with Matter -Essentials of Laser-Types of Laser - Ruby Laser He - Ne Laser - Laser-Application of Lasers -Optical Fibers – Propagation of light through an optical fibers- Modes of Propagation -Types of optical fibers - communication system- Attenuation in fibers. 8

UNIT-II Band Theory of Solids & Semiconductor L-9 Band Theory of solids -Energy Bands -Energy Gap -Classification of solids -Energy Band structure of a conductor –Fermi Dirac distribution function and Fermi Energy- Energy Band structure of an Insulator and semiconductor. Introduction - Types of semiconductors- Intrinsic carrier electron and hole concentration- Fermi level in intrinsic- carrier density- conductivity- Doping of impurities- N -Type and P -Type- Fermi level in semiconductor- Hall Effect - Hall voltage-Hall coefficient- Application.

UNIT -III Magnetic and Dielectric Materials L-9 Introduction to Magnetic materials- Types- Magnetic moment of atom- Hard and soft magnetic materials- Hysteresis curve – Applications. Dielectrics- Electronic - ionic - orientational and space polarizations – Internal fields in solids – Polarization-Induced dipoles- Nonpolar and Polar dielectrics - ClausiusMosotti equation - Dielectric loss.

UNIT-IV SUPERCONDUCTIVITY L-9 Discovery of superconductivity- persistent currents- Effect of external magnetic field- critical current density- Meissner effect- London penetration depth- BCS Theory descriptive- Type of superconductors- Josephson Effect (AC and DC)- Applications – Maglev-SQUIDS.

UNIT -V AND ADVANCED MATERIALS L-9 Nano phase materials – Synthesis – arcing – chemical vapour deposition – Sol gel method – Electro deposition – Ball milling – properties and application – Carbon nano tubes – types. Total: 45 Hours d. Learning Resources i. Text Books : 1. B.K.Pandey and S.Chaturvedi, Engineering Physics,CengageLearning,2017 ii. Reference: 1. M.N.Avadhanulu and P.G.Kshirsagar,A Text Book of Engineering Physics, S.Chand and Co,2012. 2. Gaur and Gupta, Engineering Physics , DhanpatRai publications,2009 3. T.Pradeep,The essential understanding –Nanoscience and Nanotechnology- TMH, 2010. 4. William D.Callister, and Engineering, John Wiley &Sons- 2010 5. Charles Kittel,Introduction to Solid State Physics -Wiley India publications,2009. 6. Mathews and Venkatesan,Quantum - TMH, 2008 9

iii. Online resources URL1: http://www.nptel.ac.in/courses/122101002/downloads/lec-34.pdf URL 2: https://www.youtube.com/watch?v=mB0FpnWzHDw URL 3: http://www.nptel.ac.in/courses/115101012/ URL 4: https://www.youtube.com/watch?v=TeS_U9qFg7Y URL 5: http://hyperphysics.phy-astr.gsu.edu/hbase/solids/squid.html URl 6: https://www.youtube.com/watch?v=11PynxAhebs URL 7: http://www.nptel.ac.in/courses/118104008/ URL 8: https://www.youtube.com/watch?v=GTGmIlkQF8M URL 9: https://www.youtube.com/watch?v=k27ukETADD8 URL 10: https://www.youtube.com/watch?v=1DzoVjVuB2I URL 11: https://www.youtube.com/watch?v=VlWGIKCV_6k URL 12: https://www.youtube.com/watch?v=4M2FyuqOvFU URL 13: https://www.youtube.com/watch?v=CK1CuehhoP4 URL 14: http://www.nanoconsulting.de/englisch/properties.html URL 15: http://www.understandingnano.com/nanomaterials.html URL 16: https://www.youtube.com/watch?v=wsWD5dJv2OE URL 17: http://nptel.ac.in/courses/103103033/module9/lecture3.pdf

10