Leakage characteristics of advanced MOS capacitors with hafnium silicate dielectric and Ru electrode

  • M. Tapajna
  • , K. Husekova
  • , K. Frohlich
  • , E. Dobrocka
  • , F. Roozeboom

    Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

    Abstract

    The authors have studied the leakage characteristics of Ru/Hf/sub x/Si /sub 1-x/O/sub y//Si MOS capacitors projected for advanced CMOS gate technology. Prior to Ru gate electrode deposition, the gate dielectrics were annealed by RTA in the temperature range of 700 - 1000 degC in O/sub 2/. The influence of RTA has been analyzed by X-ray diffraction, X-ray reflectivity and capacitance-voltage techniques. RTA at temperatures ranging from 800 - 900 degC improves the leakage characteristics. Presumably, the Pool-Frenkel mechanism controls the current flow through the oxide with Ru electrode
    Original languageEnglish
    Title of host publication2006 Sixth International Conference on Advanced Semiconductor Devices and Microsystems. Smolenice Castle, Slovakia. 16-18 Oct. 2006
    EditorsJ. Breza, D. Donoval, E. Vavrinsky
    Place of PublicationPiscataway, NJ, USA
    PublisherInstitute of Electrical and Electronics Engineers
    Pages21-24
    ISBN (Print)1-4244-0369-0
    DOIs
    Publication statusPublished - 2006
    Eventconference; ASDAM 2006 -
    Duration: 1 Jan 2006 → …

    Conference

    Conferenceconference; ASDAM 2006
    Period1/01/06 → …
    OtherASDAM 2006

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