Electron emission characteristics of the porous polycrystalline silicon diode

  • Hoon Kim*
  • , Jong Won Park
  • , Joo Won Lee
  • , Yun Hi Lee
  • , Yoon Ho Song
  • , Jin Ho Lee
  • , Kyung Ik Cho
  • , Jin Jang
  • , Myung Hwan Oh
  • , Byeong Kwon Ju
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    1 Citation (Scopus)

    Abstract

    It is estimated that a porous polysilicon (PPS) diode with a structure of Au/PPS/n-type Si operates as an efficient stable surface emitting cold cathode. 2.0 μm of an non-doped polysilicon layer is formed on an heavily doped n-type silicon wafer and anodized in a solution of HF (50%):ethanol = 1:1 under illumination by a 500 W tungsten lamp from a distance of 20 cm. The electron emission properties of the PPS diode were investigated as a function of anodizing condition such as anodizing current density. The electron emission trajectory was investigated, and it was also demonstrated their good uniformity in the emitting area.

    Original languageEnglish
    Pages (from-to)233-235
    Number of pages3
    JournalCurrent Applied Physics
    Volume2
    Issue number3
    DOIs
    Publication statusPublished - 2002

    Keywords

    • Cold electron emitter
    • Field emission display
    • Field emitter
    • Vacuum microelectronics

    ASJC Scopus subject areas

    • General Materials Science
    • General Physics and Astronomy

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