A dual delay line surface acoustic wave device designed for gas sensing applications is described. The viability of this design is demonstrated using data showing the response to NO2 with a sensitising layer of lead phthalocyanine.
Inspec keywords: surface acoustic wave delay lines; interdigital transducers; surface acoustic wave sensors; gas sensors
Other keywords:
Subjects: Measurement by acoustic techniques; Acoustic wave devices; Chemical sensors; Chemical variables measurement; Chemical sensors
References
-
-
1)
- D. Rebiere , G. Duchamp , J. Pistre , M. Hoummady , D. Hauden , R. Planade . Surface acoustic wave NO2 sensor: influence of humidity. Sens. Actuators B , 642 - 645
-
2)
- M.S. Nieuwenhuizen , A.J. Nederlof , A.W. Barendsz . Metallophthalocyanines as chemical interfaces on surface acoustic wavegas sensors for nitrogen dioxide. Anal. Chem. , 230 - 235
-
3)
- J.W. Grate , S.J. Martin , R.M. White . Acoustic wave microsensors. Anal. Chem. , A940 - A948
-
4)
- M. Rapp , D. Binz , I. Kabbe , M. von Schickfus , S. Hunklinger , H. Fuchs , W. Schrepp , B. Fleischmann . New high-frequency high-sensitivitySAW devices for NO2 gas detection in the sub-ppm range. Sens.Actuators B , 103 - 108
-
5)
- E. Benes , M. Groschl , W. Burger , M. Schmid . Sensors based on piezoelectric resonators. Sens. Actuators A , 1 - 21
-
6)
- A.J. Ricco , S.J. Martin , T.E. Zipperian . Surface acoustic wave gas sensors based on film conductivity changes. Sens. Actuators , 319 - 333
-
7)
- H. Becker , M. von Schickfus , S. Hunklinger . A new sensor principle based on the reflection of surface acoustic waves. Sens. Actuators , 618 - 621
-
1)
http://iet.metastore.ingenta.com/content/journals/10.1049/el_19981163
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content/journals/10.1049/el_19981163
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