Ultrasensitive dielectric filled Lamé mode biomass sensor

Amir Heidari, Yong Jin Yoon, Mi Kyoung Park, Woo Tae Park, Julius Tsai Ming Lin

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

6 Scopus citations

Abstract

A new high performance biomass sensor is presented. The developed sensor shows a high potential to detect small biological agents compared to previous biomass sensors by producing a high quality output signal at atmospheric pressure. The biomass sensor is a micro machined silicon squared plate that is excited in the Lamé bulk acoustic resonant mode at a frequency of 37.8 MHz, quality factor of 10,000 and the mass sensitivity of 400 Hz/pg. The resonators were fabricated using the silicon-on-insulator MEMS process.

Original languageEnglish
Title of host publication2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11
Pages2259-2262
Number of pages4
DOIs
StatePublished - 2011
Event2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11 - Beijing, China
Duration: 5 Jun 20119 Jun 2011

Publication series

Name2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11

Conference

Conference2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11
Country/TerritoryChina
CityBeijing
Period5/06/119/06/11

Keywords

  • Biosensor
  • capacitive filled gap transducer
  • mass sensitivity
  • motional resistance
  • quality factor

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