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Fiber-optic acoustic pressure sensor based on large-area nanolayer silver diaghragm.
- Source :
-
Optics letters [Opt Lett] 2014 May 15; Vol. 39 (10), pp. 2838-40. - Publication Year :
- 2014
-
Abstract
- A fiber-optic acoustic pressure sensor based on a large-area nanolayer silver diaphragm is demonstrated with a high dynamic pressure sensitivity of 160 nm/Pa at 4 kHz frequency. The sensor exhibits a noise limited detectable pressure level of 14.5 μPa/Hz(1/2). Its high dynamic pressure sensitivity and simple fabrication process make it an attractive tool for acoustic sensing and photo-acoustic spectroscopy.
Details
- Language :
- English
- ISSN :
- 1539-4794
- Volume :
- 39
- Issue :
- 10
- Database :
- MEDLINE
- Journal :
- Optics letters
- Publication Type :
- Academic Journal
- Accession number :
- 24978216
- Full Text :
- https://doi.org/10.1364/OL.39.002838