• DocumentCode
    732988
  • Title

    GaN-based ridge waveguides with very smooth and vertical sidewalls by ICP dry etching and chemical etching

  • Author

    Wanyong Li ; Yi Luo ; Bing Xiong ; Changzheng Sun ; Lai Wang ; Jian Wang ; Yanjun Han ; Jianchang Yan ; Tongbo Wei ; Hongxi Lu

  • Author_Institution
    Dept. of Electron. Eng., Tsinghua Univ., Beijing, China
  • fYear
    2015
  • fDate
    10-15 May 2015
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    GaN-based ridge waveguides with very smooth and vertical sidewalls are fabricated with combined inductively coupled plasma (ICP) etching and chemical etching. Reduction in scattering loss is estimated to be 2 dB/mm at 1.55 μm.
  • Keywords
    III-V semiconductors; gallium compounds; optical fabrication; optical losses; optical waveguides; ridge waveguides; sputter etching; GaN; GaN-based ridge waveguides; ICP dry etching; chemical etching; inductively coupled plasma etching; scattering loss reduction; wavelength 1.55 mum; Chemicals; Dry etching; Iterative closest point algorithm; Optical device fabrication; Optical resonators; Optical waveguides;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2015 Conference on
  • Conference_Location
    San Jose, CA
  • Type

    conf

  • Filename
    7183425