Surface Plasmon Resonance Sensor for Dissolved and Gaseous Carbon Dioxide

Lang, Thomas and Hirsch, Thomas and Fenzl, Christoph and Brandl, Fabian and Wolfbeis, Otto S. (2012) Surface Plasmon Resonance Sensor for Dissolved and Gaseous Carbon Dioxide. ANALYTICAL CHEMISTRY, 84 (21). pp. 9085-9088. ISSN 0003-2700,

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Abstract

We describe a novel kind of sensor for carbon dioxide. It is based on surface plasmon resonance (SPR) and a polymer blend that is capable of fully reversibly binding carbon dioxide. The interaction results in a change in the polarity and refractive index that can be detected via SPR The sensor responds with high specificity. The method is simple and, unlike previous ones, enables continuous sensing over extended periods of time. It can be applied to sense both dissolved and gaseous carbon dioxide. The limits if detection of gaseous CO2 is as low as 10 ppm.

Item Type: Article
Uncontrolled Keywords: OPTICAL SENSORS; CO2; OXYGEN; PCO(2); GAS; PH; METHANOL; SYSTEM;
Subjects: 500 Science > 540 Chemistry & allied sciences
Divisions: Chemistry and Pharmacy > Institut für Analytische Chemie, Chemo- und Biosensorik
Chemistry and Pharmacy > Institut für Analytische Chemie, Chemo- und Biosensorik > Chemo- und Biosensorik (Prof. Antje J. Bäumner, formerly Prof. Wolfbeis)
Depositing User: Dr. Gernot Deinzer
Date Deposited: 04 May 2020 08:17
Last Modified: 04 May 2020 08:17
URI: https://pred.uni-regensburg.de/id/eprint/17814

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