Influence of the AlGaN barrier thickness on polarization Coulomb field scattering in an AlGaN/AlN/GaN heterostructure field-effect transistor
Lv Yuan-Jie†a), Feng Zhi-Honga), Gu Guo-Donga), Yin Jia-Yuna), Fang Yu-Longa), Wang Yuan-Ganga), Tan Xina), Zhou Xing-Yea), Lin Zhao-Juna), Ji Zi-Wub), Cai Shu-Juna)
       
Schematic diagram for the distribution of the polarization charge density in the AlGaN/AlN/GaN HFET.