Publication details

Electron density in amplitude modulated microwave atmospheric plasma jet as determined from microwave interferometry and emission spectroscopy

Authors

FALTÝNEK Jan HNILICA Jaroslav KUDRLE Vít

Year of publication 2017
Type Article in Periodical
Magazine / Source Plasma Sources Science and Technology
MU Faculty or unit

Faculty of Science

Citation
Web http://iopscience.iop.org/article/10.1088/0963-0252/26/1/015010
Doi http://dx.doi.org/10.1088/0963-0252/26/1/015010
Field Plasma physics
Keywords plasma jet; microwave interferometry; atmospheric plasma; modulation
Attached files
Description Time resolved electron density in an atmospheric pressure amplitude modulated microwave plasma jet is determined using the microwave interferometry method, refined by numerical modelling of the propagation of non-planar electromagnetic waves in the vicinity of a small diameter, dense collisional plasma filament. The results are compared to those from the Stark broadening of the H-beta emission line. Both techniques show, both qualitatively and quantitatively, a similar temporal evolution of electron density during one modulation period.
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