Low-Temperature Processes for MEMS Device Fabrication

  • Jyrki Kiihamäki*
  • , Hannu Kattelus
  • , Martti Blomberg
  • , Riikka Puurunen
  • , Mari Laamanen
  • , Panu Pekko
  • , Jaakko Saarilahti
  • , Heini Ritala
  • , Anna Rissanen
  • *Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingChapter or book articleScientificpeer-review

    Abstract

    The high temperatures typical in semiconductor and conventional MEMS fabrication limit the material choices in MEMS structures. This paper reviews some of the low-temperature processes and techniques available for MEMS fabrication and describes some characteristics of these techniques and practical process examples. The techniques described are plasma-enhanced chemical vapour deposition, atomic layer deposition, reactive sputtering, vapour phase hydrofluoric acid etching of low-temperature oxides, and low-temperature wafer bonding. As a practical example of the use of these techniques, the basic characteristics of a MEMS switch and other devices fabricated at VTT are presented.
    Original languageEnglish
    Title of host publicationAdvanced Materials and Technologies for Micro/Nano-Devices, Sensors and Actuators
    EditorsEvgeni Gusev, Eric Garfunkel, Arthur Dideikin
    PublisherSpringer
    Pages167-178
    ISBN (Electronic)978-90-481-3807-4
    ISBN (Print)978-90-481-3805-0
    DOIs
    Publication statusPublished - 2010
    MoE publication typeA3 Part of a book or another research book
    EventNATO Advanced Research Workshop on Advanced Materials and Technologies for Micro/Nano-Devices, Sensors and Actuators - St. Petersburg, Russian Federation
    Duration: 29 Jun 20092 Jul 2009

    Publication series

    SeriesNATO Science for Peace and Security Series B: Physics and Biophysics
    ISSN1874-6500

    Workshop

    WorkshopNATO Advanced Research Workshop on Advanced Materials and Technologies for Micro/Nano-Devices, Sensors and Actuators
    Country/TerritoryRussian Federation
    CitySt. Petersburg
    Period29/06/092/07/09

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 9 - Industry, Innovation, and Infrastructure
      SDG 9 Industry, Innovation, and Infrastructure

    Keywords

    • MEMS
    • thin film technology
    • fusion bonding
    • amorphous metals
    • HF-vapour etching

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