Ete411 Lec8

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Lecture on Introduction of Semiconductor at North South University as the undergraduate course (ETE411)=======================Dr. Mashiur RahmanAssistant ProfessorDept. of Electrical Engineering and Computer ScienceNorth South University, Dhaka, Bangladeshhttp://mashiur.biggani.org

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The Semiconductorin Equilibrium

Chapter 4

ETE444- Lecture 8

Equilibrium Distribution of Electrons and Holes

The no and po Equations

effective density of states, function in the valence band.

Example 4.1 (page 107)

EXAMPLE 4.2E4.1, E4.2

The Intrinsic Carrier Concentration

EXAMPLE 4.3

DOPANT ATOMS AND ENERGY LEVELS

Equilibrium Distribution of Electrons and Holes

EXAMPLE 4.5

The no po Product

STATISTICS OF DONORS AND ACCEPTORS

compensated Semiconductors

Equilibrium Electron and Hole Concentrations

POSITION OF FERMI ENERGY LEVEL