This part wants further citations for verification. Please aid improve this short article by introducing citations to trusted sources in this part. Unsourced product could be challenged and eradicated. (December 2020) (Learn the way and when to get rid of this information) Aluminium gallium nitride (AlGaN) of varying Al/Ga fraction https://schild42086.signalwiki.com/677864/schild_no_further_a_mystery