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The first part of semiconductor technology deals with the conduction processes in semiconductors, the pn junction and the various applications of semiconductor diodes.
0:00 - Introductory words
1:14 - What are semiconductors?
2:22 - Bohr's atomic model
3:51 - valence electrons
5:34 - self-guidance
7:31 - doping
10:15 - The pn junction
11:43 - pn junction with external voltage
14:10 - special diodes
Further basics: technik.reicke.de/egrundlagen...