GaN-Based Metal-Insulator-Semiconductor High-Electron-Mobility Transistors Using Low-Pressure Chemical Vapor Deposition SiNx as Gate Dielectric

In this letter, silicon nitride (SiNx) film deposited at 780 °C by low-pressure chemical vapor deposition (LPCVD) was employed as gate dielectric for GaN-based metal-insulator-semiconductor high-electron-mobility transistors. The LPCVD-SiN x exhibit improved gate dielectric performance than the plas...

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Published inIEEE electron device letters Vol. 36; no. 5; pp. 448 - 450
Main Authors Mengyuan Hua, Cheng Liu, Shu Yang, Shenghou Liu, Kai Fu, Zhihua Dong, Yong Cai, Baoshun Zhang, Chen, Kevin J.
Format Journal Article
LanguageEnglish
Published IEEE 01.05.2015
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Abstract In this letter, silicon nitride (SiNx) film deposited at 780 °C by low-pressure chemical vapor deposition (LPCVD) was employed as gate dielectric for GaN-based metal-insulator-semiconductor high-electron-mobility transistors. The LPCVD-SiN x exhibit improved gate dielectric performance than the plasma enhanced chemical vapor deposition-SiN x , including smaller forward and reverse gate leakage, and higher forward gate breakdown voltage.
AbstractList In this letter, silicon nitride (SiNx) film deposited at 780 °C by low-pressure chemical vapor deposition (LPCVD) was employed as gate dielectric for GaN-based metal-insulator-semiconductor high-electron-mobility transistors. The LPCVD-SiN x exhibit improved gate dielectric performance than the plasma enhanced chemical vapor deposition-SiN x , including smaller forward and reverse gate leakage, and higher forward gate breakdown voltage.
Author Zhihua Dong
Shenghou Liu
Mengyuan Hua
Yong Cai
Chen, Kevin J.
Baoshun Zhang
Cheng Liu
Shu Yang
Kai Fu
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  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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  surname: Cheng Liu
  fullname: Cheng Liu
  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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  surname: Shu Yang
  fullname: Shu Yang
  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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  surname: Shenghou Liu
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  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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  surname: Kai Fu
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  organization: Suzhou Inst. of Nano-Tech & Nano-Bionics, Suzhou, China
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  surname: Zhihua Dong
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  organization: Suzhou Inst. of Nano-Tech & Nano-Bionics, Suzhou, China
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  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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  givenname: Kevin J.
  surname: Chen
  fullname: Chen, Kevin J.
  email: eekjchen@ust.hk
  organization: Dept. of Electron. & Comput. Eng., Hong Kong Univ., Hong Kong, China
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10.1109/LED.2012.2185921
10.1063/1.1710030
10.1109/LED.2013.2279846
10.1109/LED.2012.2188016
10.1002/pssa.201000631
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silicon nitride
MIS-HEMT
Gallium nitride
gate dielectric
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Snippet In this letter, silicon nitride (SiNx) film deposited at 780 °C by low-pressure chemical vapor deposition (LPCVD) was employed as gate dielectric for GaN-based...
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SubjectTerms Aluminum gallium nitride
Dielectrics
Gallium nitride
Leakage currents
Logic gates
Silicon nitride
Title GaN-Based Metal-Insulator-Semiconductor High-Electron-Mobility Transistors Using Low-Pressure Chemical Vapor Deposition SiNx as Gate Dielectric
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Volume 36
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