Semiconductors Serway 43.6, 29.6 Garcia 25.3a, 25.4 – 6, 24.7 • The highest energy band completely filled with electrons (at T = 0 K) is called the Valence Band • The…

Doping and Crystal Growth Techniques Types of Impurities Substitutional Impurities Donors and acceptors Isoelectronic Defects Vacancies Charged Vacancies Color centers in…

EEE  41   Lecture  3   The  Energy  Band  Model     UP  EEEI   1  EEE  41  Lecture  3  (Alarcon  2014)   Today   •  Energy-­‐band  model   • …

Lecture 2 OUTLINE Important quantities Semiconductor Fundamentals (cont’d) Energy band model Band gap energy Density of states Doping Reading: Pierret 2.2-2.3, 3.1.5; Hu…

Extrinsic Semiconductors Extrinsic Semiconductors ECE 2204 Definitions Intrinsic Pure There are an equal number of electrons and holes Extrinsic Contains impurities (donors,…