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Optical readout of micro tuning forks for spectroscopic applications

: Köhring, M.; Willer, U.; Schade, W.

Institute of Electrical and Electronics Engineers -IEEE-; Optical Society of America -OSA-, Washington/D.C.:
Conference on Lasers and Electro-Optics, CLEO 2011. Vol.4 : Baltimore, Maryland, USA, 1 - 6 May 2011; including Quantum Electronics and Laser Science Conference (QELS 2011)
Piscataway/NJ: IEEE, 2011
ISBN: 978-1-457-71223-4
ISBN: 978-1-55752-910-7
Conference on Lasers and Electro-Optics (CLEO) <2011, Baltimore/Md.>
Quantum Electronics and Laser Science Conference (QELS) <2011, Baltimore/Md.>
Conference Paper
Fraunhofer HHI ()

Interferometrically read-out micro tuning forks are used as small bandwidth acoustic wave detector in photoacoustic spectroscopy. A comparison to the piezoelectrically read-out QEPAS technique and a miniaturized future PAS sensor design is presented.