Source: https://www.gasera.fi/technology/peer-reviewed-full-articles/
Timestamp: 2019-04-22 00:20:44+00:00

Document:
C. B. Hirschmann, J. Lehtinen, J. Uotila, S. Ojala, R. L. Keiski, “Sub-ppb detection of formaldehyde with cantilever enhanced photoacoustic spectroscopy using quantum cascade laser source” Appl. Phys. B, DOI 10.1007/s00340-013-5379-4, (2013).
I. Kauppinen, A. Branders, J. Uotila, S. Sinisalo, J. Kauppinen, T. Kuusela, ” Sensitive and fast gas sensor for wide variety of applications based on novel differential infrared photoacoustic principle”, Technisches Messen 79 (2012).
J. Uotila, J. Lehtinen, T. Kuusela, S. Sinisalo, G. Maisons, F. Terzi, I. Tittonen, ” Drug precursor vapor phase sensing by cantilever enhanced photoacoustic spectroscopy and quantum cascade laser” Proc. SPIE Vol. 8545-8 (2012).
A. Secchi, A.M. Fiorello, S. D’Auria, A. Varriale, A. Ulrici, R. Seeber, J. Uotila, V. Venditto, J.C. Antolín, F. Colao, T. Kuusela, I. Tittonen, G Maisons, “Drugs and precursor sensing by complementing low cost multiple techniques: overview of the European FP7 Project CUSTOM” Proc. SPIE Vol. 8545-17 (2012).
A. Ulrici., R. Seeber, M. Calderisi, G. Foca, J. Uotila, M. Carras and A. M. Fiorello, “A feature selection strategy for the analysis of spectra from a photoacoustic sensing system” Proc. SPIE Vol. 8545-18 (2012).
C. Hirschmann, J. Uotila, S. Ojala, J. Tenhunen, R.L. Keiski, “Fourier Transform Infrared Photoacoustic Multicomponent Gas Spectroscopy with Optical Cantilever Detection” Appl. Spectrosc. 64, 293 – 297 (2010).
J. Uotila, “Use of the optical cantilever microphone in photoacoustic spectroscopy”, Thesis, University of Turku, Finland (2009).
J. Fonsen, V. Koskinen, K. Roth and J. Kauppinen, “Dual cantilever enhanced photoacoustic detector with pulsed broadband IR source”, article in press, Vibr. Spectrosc., (2009).
J. Saarela, J. Toivonen, A. Manninen, T. Sorvajärvi, and R. Hernberg, “Wavelength modulation waveforms in laser photoacoustic spectroscopy” To be published in Applied Optics, Accepted: 5 December 2008.
J. Uotila and J. Kauppinen, “Fourier transform infrared measurement of solid-, liquid-, and gas-phase samples with a single photoacoustic cell”, Appl. Spectrosc. 62, 655-660, (2008).
V. Koskinen, J. Fonsen, K. Roth and J. Kauppinen, “Progress in cantilever enhanced photoacoustic spectroscopy”, Vibr. Spectrosc. 48, 16, 2008.
J. Uotila, “A New Design of the Differential Photoacoustic Gas Detector Combined with a Cantilever Microphone,” Eur. Phys. J. Special Topics, 153, 401-404 (2008).
A. M. Parkes, K. A. Keen, and E. D. McNaghten, “Trace gas detection using a novel cantilever-based photoacoustic spectrometer with multiplexed optical fiber-coupled diode lasers and fiber-amplification” Proceedings of SPIE — Volume 6770 Fiber Optic Sensors and Applications V, Eric Udd, Editor, 67701C (Oct. 12, 2007).
T. Kuusela, J. Kauppinen, “Photoacoustic gas analysis using interferometric cantilever microphone”, Applied Spectroscopy Reviews, 42, 443-474, (2007).
P. Sievilä, V-P. Rytkönen, O. Hahtela, N. Chekurov, J. Kauppinen, I. Tittonen, “Fabrication and characterization of an ultrasensitive acousto-optical cantilever” submitted to J. Microcmech. Microeng., 17, 852 – 859, (2007).
J. Uotila, “Comparison of infrared sources for a differential photoacoustic gas detection system”, Infrared Phys. Tecnol. Vol 51/2 pp 122-130, (2007).
R. E. Lindley, A. M. Parkes, K. A. Keen, E. D. McNaghten, A. J. Orr-Ewing, “A sensitivity comparison of three photoacoustic cells containing a single microphone, a differential dual microphone or a cantilever pressure sensor” Appl. Phys. B 86, 707 – 713, (2007).
V. Koskinen, J. Fonsen, K. Roth, J. Kauppinen, “Cantilever enhanced photoacoustic detection of carbon dioxide using a tunable diode laser source”, Appl. Phys. B 86, 451 – 454 (2007), Rapid Communications.
H. Cattaneo, T. Laurila, R. Hernberg, “Photoacoustic detection of oxygen using cantilever enhanced technique”, Appl. Phys. B 85, 337 – 341 (2006).
V. Koskinen, J. Fonsen, J. Kauppinen, I. Kauppinen, “Extremely sensitive trace gas analysis with modern photoacoustic spectroscopy”, Vibr. Spectrosc. 42, 239 – 242 (2006), Proceedings of International Conference on Advanced Vibrational Spectroscopy ICAVS-3, 14-19 August 2005, Delavan, Wisconsin, USA.
T. Laurila, H. Cattaneo, T. Pöyhönen, V. Koskinen, J. Kauppinen, R. Hernberg, “Cantilever-based photoacoustic detection of carbon dioxide using a fiber-amplified diode laser”, Appl. Phys. B 83, 285-288 (2006), Erratum: Appl. Phys. B 83, 669 (2006).
T. Laurila, H. Cattaneo, V. Koskinen, J. Kauppinen, R. Hernberg, “Diode laser-based photoacoustic spectroscopy with interferometrically-enhanced cantilever detection”, Optics Express, 13, 2453-2458 (2005), Erratum: Optics Express, 14, 4195 (2006).
J. Uotila, V. Koskinen, J. Kauppinen, “Selective differential photoacoustic method for trace gas analysis”, Vibr. Spectrosc. 38, 3-9 (2005).
J. Kauppinen, V. Koskinen, J. Uotila, I. Kauppinen, “Extremely sensitive CWA analyzer based on a novel optical pressure sensor in photoacoustic gas analysis”, Proc. of SPIE, 5617, 115-127 (2004).
J. Kauppinen, K. Wilcken, I. Kauppinen, V. Koskinen, “High sensitivity in gas analysis with photoacoustic detection”, Microchem. J. 76, 151-159 (2004).
K. Wilcken, J. Kauppinen, “Optimization of a microphone for photoacoustic spectroscopy”, Appl. Spectrosc. 57, 1087-1092 (2003).

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