Donor-Like Surface Traps on Two-Dimensional Electron Gas and Current Collapse of AlGaN/GaN HEMTs

The effect of donor-like surface traps on two-dimensional electron gas (2DEG) and drain current collapse of AlGaN/GaN high electron mobility transistors (HEMTs) has been investigated in detail. The depletion of 2DEG by the donor-like surface states is shown. The drain current collapse is found to be...

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Hlavní autoři: Chen-hui Yu, Qing-zhou Luo, Xiang-dong Luo, Pei-sheng Liu
Médium: Článek
Jazyk:English
Vydáno: Hindawi Limited 2013-01-01
Edice:The Scientific World Journal
On-line přístup:http://dx.doi.org/10.1155/2013/931980