Variation of reverse breakdown voltage (VB) and forward turn-on voltage (VF) as a function of etch time for n-type GaN-based Schottky diodes processed by RIE and PA-RIE at 200 W RF power using 10 sccm Cl2/10 sccm BCl3/10 sccm N2 at 30 mTorr (VB and VF of control sample are also shown).