Lecture on Introduction of Semiconductor at North South University as the undergraduate course (ETE411) ======================= Dr. Mashiur Rahman Assistant Professor Dept. of Electrical Engineering and Computer Science North South University, Dhaka, Bangladesh http://mashiur.biggani.org

1. The Semiconductorin Equilibrium Chapter 4 ETE411- Lecture 8

3. Equilibrium Distribution of Electrons and Holes

5. The no and po Equations effective density of states, function in the valence band.

6. Example 4.1 (page 107) EXAMPLE 4.2 E4.1, E4.2

7. The Intrinsic Carrier Concentration

9. EXAMPLE 4.3

11. DOPANT ATOMS AND ENERGY LEVELS

16. Equilibrium Distribution of Electrons and Holes

17. EXAMPLE 4.5

18. The nopo Product

19. STATISTICS OF DONORS AND ACCEPTORS

21. compensated Semiconductors

22. Equilibrium Electron and Hole Concentrations

23. POSITION OF FERMI ENERGY LEVEL