<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>To determine the local inhomogeneities of a rotating plasma, the method based on microwave refraction was used. The method is based on spectral and correlation analysis of the reflected signals from the rotating plasma layer at normal and inclined microwave incidence. This method allowed us to determine local inhomogeneities of plasma electron density, angles of azimuthal displacement of grooves, and its angular frequency of rotation. Using an additional 4th horn antenna, in contrast to previous works, it was possible to find and analyze two regions with azimuthal inhomogeneities in the rotating plasma. Analysis of the reflected signals shows the presence of four grooves, and the angular frequency of rotation <italic>ω</italic> = 1.16 × 10<sup>4</sup> rad/s was also determined.</p>
</abstract>

To determine the local inhomogeneities of a rotating plasma, the method based on microwave refraction was used. The method is based on spectral and correlation analysis of the reflected signals from the rotating plasma layer at normal and inclined microwave incidence. This method allowed us to determine local inhomogeneities of plasma electron density, angles of azimuthal displacement of grooves, and its angular frequency of rotation. Using an additional 4th horn antenna, in contrast to previous works, it was possible to find and analyze two regions with azimuthal inhomogeneities in the rotating plasma. Analysis of the reflected signals shows the presence of four grooves, and the angular frequency of rotation ω = 1.16 × 104 rad/s was also determined.

Using microwave refraction to determine local inhomogeneities of a rotating plasma

Nukleonika

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

To determine the local inhomogeneities of a rotating plasma, the method based on microwave refraction was used. The method is based on spectral and correlation...

Using microwave refraction to determine local inhomogeneities of a rotating plasma

Article Category: ORIGINAL PAPER

Published Online: Apr 03, 2023

Page range: 19 - 24

Received: Aug 22, 2022

Accepted: Jan 30, 2023

DOI: https://doi.org/10.2478/nuka-2023-0003

Keywords
Horn antenna, Inhomogeneities, Reflected microwave, Reflectometry, Refraction

© 2023 Yurii P. Martseniuk et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Using microwave refraction to determine local inhomogeneities of a rotating plasma

Article Category: ORIGINAL PAPER

Published Online: Apr 03, 2023

Page range: 19 - 24

Received: Aug 22, 2022

Accepted: Jan 30, 2023

DOI: https://doi.org/10.2478/nuka-2023-0003

KeywordsHorn antenna, Inhomogeneities, Reflected microwave, Reflectometry, Refraction

© 2023 Yurii P. Martseniuk et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
Horn antenna, Inhomogeneities, Reflected microwave, Reflectometry, Refraction