• DocumentCode
    3399629
  • Title

    Studies on Uniformity of MOVPE-Grown AlGaN/GaN HEMT Structures by Spectroscopic Ellipsometry

  • Author

    Xi, Guangyi ; Luo, Yi ; Wang, Lai ; Li, Hongtao ; Jiang, Yang ; Chen, Dong ; Zhao, Wei ; Han, Yanjun ; Hao, Zhibiao

  • Author_Institution
    Tsinghua Univ., Beijing
  • fYear
    2007
  • fDate
    July 29 2007-Aug. 11 2007
  • Firstpage
    254
  • Lastpage
    255
  • Abstract
    The uniformities of AIGaN/GaN HEMT structures grown by MOVPE have been studied by using spectroscopic ellipsometry. The results show that the total flow rate is the most critical growth parameter for the uniformity.
  • Keywords
    III-V semiconductors; MOCVD; aluminium compounds; ellipsometry; gallium compounds; high electron mobility transistors; semiconductor growth; vapour phase epitaxial growth; AlGaN-GaN; HEMT structures; MOVPE-grown structures; critical growth parameter; spectroscopic ellipsometry; Aluminum gallium nitride; Ellipsometry; Epitaxial growth; Epitaxial layers; Gallium nitride; HEMTs; Laboratories; Photonic band gap; Spectroscopy; Wavelength measurement;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Nano-Optoelectronics Workshop, 2007. i-NOW '07. International
  • Conference_Location
    Beijing
  • Print_ISBN
    978-1-4244-1591-5
  • Type

    conf

  • DOI
    10.1109/INOW.2007.4302978
  • Filename
    4302978