Potentialities and limitations of an electro-optic probe for electric field diagnostics of cold atmospheric pressure plasma jets

This paper focuses on the use of an electro-optic (EO) probe for the spatially and temporally resolved characterization of the electric field (E-field) associated with guided ionization waves—or guided streamers—propagating at atmospheric pressure. An AC high-voltage power supply (6 kV at 18 kHz) is...

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Bibliographic Details
Published inThe European physical journal. D, Atomic, molecular, and optical physics Vol. 77; no. 11
Main Authors Aljammal, Farah, Gaborit, Gwenaël, ISÉNI, Sylvain, Bernier, Maxime, Chevrier-Gros, Guillaume, Duvillaret, Lionel
Format Journal Article
LanguageEnglish
Published Berlin/Heidelberg Springer Berlin Heidelberg 01.11.2023
Springer Nature B.V
EDP Sciences
SeriesLow Temperature Plasmas: Processes and Diagnostics for Future Applications
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Summary:This paper focuses on the use of an electro-optic (EO) probe for the spatially and temporally resolved characterization of the electric field (E-field) associated with guided ionization waves—or guided streamers—propagating at atmospheric pressure. An AC high-voltage power supply (6 kV at 18 kHz) is used to generate guided ionization waves in helium with a cold atmospheric pressure plasma jet device (APPJ). The capabilities of this electro-optic technique are investigated with and without the discharge. This innovative technology will use to carry out the optical polarimetric analysis of the APPJ with simultaneous real-time measurement of longitudinal and radial components of the electric field vector. Last but not least, an application-based case study of the ionization waves propagating and interacting with the EO probe—being a solid dielectric target—is also reported. The results will bring realistic information on the potential perturbation induced by the EO probe itself on the E-field characterization at the macroscopic scale. Graphic abstract
ISSN:1434-6060
1434-6079
DOI:10.1140/epjd/s10053-023-00781-8