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Chemistry Forums for Students => Inorganic Chemistry Forum => Topic started by: AussieKenDoll on April 02, 2019, 08:45:59 AM

Title: Why Cu2O is a p type semiconductor?
Post by: AussieKenDoll on April 02, 2019, 08:45:59 AM

Copper to oxygen ratio in Cu2O is slightly less than 2:1. Why this substance is a p-type semiconductor?

Title: Re: Why Cu2O is a p type semiconductor?
Post by: Enthalpy on April 03, 2019, 03:32:13 AM

The usual answer would be vacancy blah blah, similarly to GaAs.

BUT there is significant divergence on this particular topic, and additional explanations or variations exist
https://www.theses.fr/2017GREAI072.pdf pages 6, 7, 8