Semiconductor Theory (SSP511)
Overview
INTRODUCTION/ELEMENTARY PROPERTIES OF SEMICONDUCTORS:
Crystal Structure, Atomic Bonding, Intrinsic and Extrinsic Semiconductors, Energy Bands, Density of States, Nearly Free Electron Model, Kronig-Penny Model, Energy Bands for Intrinsic and Extrinsic Semiconductors.
SEMICONDUCTOR STATISTICS:
Fermi-Dirac Statistics, Carrier Concentrations, Thermal Equilibrium in Intrinsic Semiconductors and Semiconductors with Impurity Levels.
TRANSPORT PHENOMENA:
Constant Relaxation Time, Electrical conductivity, the Hall Effect, Transverse Magnetoresistance, Scattering Mechanisms.
THE BOLTZMANN EQUATION:
The Boltzmann Transport Equation, Conductivity and Magnetoconductivity in Parabolic and Ellipsoidal Bands, Thermoelectric and Thermomagnetic Effects, Quantum Transport.
EXCESS CARRIERS IN SEMICONDUCTORS:
Diffusion processes, Diffusion and Drift of Carriers, The Continuity Equation, Direct and Indirect Recombination of Electrons and Holes, Steady State Carrier Injection, Optical Absorption, Interband Transitions, Photoconductivity, Luminescence.
METAL- SEMICONDUCTOR CONTACTS:
Ohmic, Blocking and Neutral Metal-Semiconductor Contacts.
Credit hours/ Marks:- 03
1. “Semiconductors: Bonds and Bands-2nd Edition”, David K. Ferry, Institute of Physics Publishing, 2013.
2. “Semiconductor”, R.A. Smith, Cambridge University Press, 1964.
3. “Introduction to Solid State Physics-7th Edition”, C. Kittle, Wiley India Pvt. Limited, 2007.
4. “Electronic Processes in Materials”, L. V. Azaroff, J. J. Brophy, McGraw-Hill, 1963.
5. “Solid State Electronic Devices-6th Edition”, Ben G. Streetman, Pearson/Prentice Hall, 2006.
6. “Fundamentals of Semiconductors: Physics and Materials Properties-4th Edition”, P. Y. Yu and M. Cardona, Springer, 2010.