Effect of GaN Cap Thickness on the DC Performance of AlGaN/GaN HEMTs

We prepared AlGaN/GaN high electron mobility transistors (HEMTs) with GaN cap thicknesses of 0, 1, 3, and 5 nm and compared the material characteristics and device performances. It was found that the surface morphology of the epitaxial layer was effectively improved after the introduction of the GaN...

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Bibliographic Details
Main Authors: Zuorong Nie, Kai Wang, Xiaoyi Liu, Hong Wang
Format: Article
Language:English
Published: MDPI AG 2024-04-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/15/5/571