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Long-term stability of single-crystal silicon microresonators

  • Mika Koskenvuori*
  • , Tomi Mattila
  • , Ari Häärä
  • , Jyrki Kiihamäki
  • , Ilkka Tittonen
  • , Aarne Oja
  • , Heikki Seppä
  • *Corresponding author for this work
  • Helsinki University of Technology

Research output: Contribution to journalArticleScientificpeer-review

Abstract

The long-term stability of single-crystal silicon microresonators is evaluated. The vacuum-encapsulated length-extensional mode resonators (fr∼13 MHz) are demonstrated to be capable of a ppm-level aging rate for a follow-up period of 42 days. Comparison with unsealed devices reveals that the silicon microresonators are sensitive to water contamination from the ambient humidity.
Original languageEnglish
Pages (from-to)23-27
JournalSensors and Actuators A: Physical
Volume115
Issue number1
DOIs
Publication statusPublished - 2004
MoE publication typeA1 Journal article-refereed

UN SDGs

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

  1. SDG 6 - Clean Water and Sanitation
    SDG 6 Clean Water and Sanitation

Keywords

  • micromechanical oscillators

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