Evaluation of gas diffusion electrodes as detectors in amperometric hydrogen sensors
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| Format: | Artículo científico |
| Language: | en |
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Universidade Estadual Paulista Júlio de Mesquita Filho
2005
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| _version_ | 1876482348800802816 |
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| author | W. H. Lizcano-Valbuena |
| author_facet | W. H. Lizcano-Valbuena |
| contents | Evaluation of gas diffusion electrodes as detectors in amperometric hydrogen sensors W. H. Lizcano-Valbuena J. Perez V. A. Paganin E. R. Gonzalez Química hydrogen sensors hydrogen oxidation supported platinum amperometric sensors gas diffusion electrodes This work is directed to the study and evaluation of gas diffusion electrodes as detectors in hydrogen sensors. Electrochemical experiments were carried out with rotating disk electrodes with a thin porous coating of the catalyst as a previous step to select useful parameters for the sensor. An experimental arrangement made in the laboratory that simulates the sensor was found appropriate to detect volumetric hydrogen percentages above 0.25% in mixtures H2:N2. The system shows a linear response for volumetric percentages of hydrogen between 0.25 and 2 %. 2005 artículo científico 0100-4670 https://www.redalyc.org/articulo.oa?id=42930210 en http://www.redalyc.org/revista.oa?id=429 Eclética Química application/pdf Universidade Estadual Paulista Júlio de Mesquita Filho Eclética Química (Brasil) Num.2 Vol.30 |
| format | Artículo científico |
| id | redalyc_42930210 |
| institution | Redalyc |
| language | en |
| publishDate | 2005 |
| publisher | Universidade Estadual Paulista Júlio de Mesquita Filho |
| spellingShingle | Evaluation of gas diffusion electrodes as detectors in amperometric hydrogen sensors W. H. Lizcano-Valbuena Química hydrogen sensors hydrogen oxidation supported platinum amperometric sensors gas diffusion electrodes Evaluation of gas diffusion electrodes as detectors in amperometric hydrogen sensors W. H. Lizcano-Valbuena J. Perez V. A. Paganin E. R. Gonzalez Química hydrogen sensors hydrogen oxidation supported platinum amperometric sensors gas diffusion electrodes This work is directed to the study and evaluation of gas diffusion electrodes as detectors in hydrogen sensors. Electrochemical experiments were carried out with rotating disk electrodes with a thin porous coating of the catalyst as a previous step to select useful parameters for the sensor. An experimental arrangement made in the laboratory that simulates the sensor was found appropriate to detect volumetric hydrogen percentages above 0.25% in mixtures H2:N2. The system shows a linear response for volumetric percentages of hydrogen between 0.25 and 2 %. 2005 artículo científico 0100-4670 https://www.redalyc.org/articulo.oa?id=42930210 en http://www.redalyc.org/revista.oa?id=429 Eclética Química application/pdf Universidade Estadual Paulista Júlio de Mesquita Filho Eclética Química (Brasil) Num.2 Vol.30 |
| title | Evaluation of gas diffusion electrodes as detectors in amperometric hydrogen sensors |
| topic | Química hydrogen sensors hydrogen oxidation supported platinum amperometric sensors gas diffusion electrodes |
| url | https://www.redalyc.org/articulo.oa?id=42930210 |