Section: Semiconductors (Dec. 14, 2022) | 997SM - FISICA DELLA MATERIA CONDENSATA I 2022 | Moodle@Units

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Section outline

Homogeneous semiconductors: materials (elemental and compounds), typical band structures, intrinsic and extrinsic semiconductors. Intrinsic case: number of carriers in thermal equilibrium. Extrinsic semiconductors: donor and acceptor levels. (Ch. 28; excluding: eqs. 28.23-28.27)
- Select activity Fermi energy / chemical potential in semiconductors (a few slides)
  
  Fermi energy / chemical potential in semiconductors (a few slides) File PDF
- Select activity Temperature dependence of electron density for a n-doped semiconductor (a picture from the web; see also: A&M fig. 28.13)
  
  Temperature dependence of electron density for a n-doped semiconductor (a picture from the web; see also: A&M fig. 28.13) File PNG