Electrons and Holes in Semiconductors 1

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1 Semiconductors ● Group IV elemental semiconductor: Si, Ge Group III-V compound semiconductor: GaAs, Al x Ga 1-x As, In x Ga 1-x As, GaN Group II-VI compound semiconductor: ZnO Simple 3D Unit Cells: Cubic Crystals (a) simple cubic; (b) face-centered cubic, (c) body-centered cubic. Crystal Planes and Directions The three most important crystallographic planes (in parentheses) and the corresponding crystallographic directions (square brackets).

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Session 3 Light Sources and other Components. 2 N- and P- Type Semiconductors The P- has a surplus of holes. The N- has a surplus of negative electrons.

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1 Electrons and Holes in Semiconductors

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Electrons and Holes in Semiconductors - Peoplehu/Chenming-Hu_ch1.pdf · Electrons and Holes in Semiconductors by William Shockley [1], published in 1950, two years after the invention

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