Abstract
Novel benzocyclobutene (BCB) film based surface acoustic wave (SAW) humidity sensors were successfully designed and fabricated. A sensitivity of 0.26 dB/RH was successfully demonstrated between 8.6 and 90.6 relative humidity (RH), with a linear relationship between RH level and resonance amplitude. The temperature stability of resonance frequency and amplitude has also been studied.
| Original language | English |
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| Pages (from-to) | 1012-1014 |
| Journal | Electronics Letters |
| Volume | 47 |
| Issue number | 18 |
| DOIs | |
| Publication status | Published - 2011 |