IB Physics: Rectification

The details about N and P type semiconductors isn"t actually in the syllabus however I think it is worth covering here so students can make some sense of the diode characteristics. It will also help to understand how the photovoltaic cell and LED work. You don"t have to go into a lot of detail but some mention of doping, electrons, holes and depletion layer would be useful.This topic could be done as a practical where...

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