Langmuir probe without RF compensation

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Publikace nespadá pod Pedagogickou fakultu, ale pod Přírodovědeckou fakultu. Oficiální stránka publikace je na webu muni.cz.
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DVOŘÁK Pavel PÁLENIK Juraj TKÁČIK Maroš POSPÍŠIL Zdeněk

Rok publikování 2022
Druh Článek v odborném periodiku
Časopis / Zdroj Plasma Sources Science and Technology
Fakulta / Pracoviště MU

Přírodovědecká fakulta

Citace
www https://iopscience.iop.org/article/10.1088/1361-6595/ac83eb
Doi http://dx.doi.org/10.1088/1361-6595/ac83eb
Klíčová slova plasma; Langmuir probe; uncompensated probe; plasma potential; CCP
Popis Langmuir probes with RF compensation are used for measurements of electron concentration, electron temperature and the DC value of plasma potential in RF discharges. In order to obtain all the RF components of plasma potential, simple probes without RF compensation are used. However, it has been believed that these uncompensated probes can not be used for determination of the DC value of plasma potential and of electron concentration and temperature, since their VA characteristics is distorted by the RF current. Consequently, the evaluation of data measured with uncompensated probes was not possible without additional measurement with a RF compensated Langmuir probe. This contribution analyzes the possibility to use uncompensated probes not only for measurement of RF components of plasma potential, but also for measurement of the DC component of plasma potential, electron concentration and electron temperature.
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