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Investigation of a High-Pressure Short-Arc Xenon Discharge at Different Electrode Surface Shapes with Taking into Account Emission of Cathode Material into a Plasma. / Сухомлинов, Владимир Сергеевич; Тимофеев, Николай Александрович; Solikhov; Мухараева, Инджира Юрьевна.

In: High Energy Chemistry, Vol. 57, No. Suppl. 1, 08.09.2023, p. S125-S131.

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@article{c77998a0bb9e41dabc943b75753d8b2e,
title = "Investigation of a High-Pressure Short-Arc Xenon Discharge at Different Electrode Surface Shapes with Taking into Account Emission of Cathode Material into a Plasma",
abstract = "Abstract: The work is devoted to the study of a high-pressure short-arc xenon discharge, namely, its modeling taking into account the evaporation of thorium into the discharge volume with a different shape of the working surface of electrodes. The reason for the presence of thorium atoms in the discharge plasma is tungsten cathodes doped with thorium, which are used in high and ultrahigh pressure xenon arc light sources. The strong influence of thorium atoms and the shape of the electrode surface on the electrokinetic characteristics of plasma is shown, manifested in changes in the composition and spatial distribution of plasma particles, in particular, xenon and thorium ions, which also significantly affects the generation of optical radiation. The presented results allow us to obtain radiation mainly in the ultraviolet, visible and/or infra-red regions of the spectrum.",
keywords = "optical radiation, short-arc xenon discharge, thoriated cathode, thorium emission into a plasma",
author = "Сухомлинов, {Владимир Сергеевич} and Тимофеев, {Николай Александрович} and Solikhov and Мухараева, {Инджира Юрьевна}",
year = "2023",
month = sep,
day = "8",
doi = "10.1134/s0018143923070524",
language = "English",
volume = "57",
pages = "S125--S131",
journal = "High Energy Chemistry",
issn = "0018-1439",
publisher = "МАИК {"}Наука/Интерпериодика{"}",
number = "Suppl. 1",

}

RIS

TY - JOUR

T1 - Investigation of a High-Pressure Short-Arc Xenon Discharge at Different Electrode Surface Shapes with Taking into Account Emission of Cathode Material into a Plasma

AU - Сухомлинов, Владимир Сергеевич

AU - Тимофеев, Николай Александрович

AU - Solikhov,

AU - Мухараева, Инджира Юрьевна

PY - 2023/9/8

Y1 - 2023/9/8

N2 - Abstract: The work is devoted to the study of a high-pressure short-arc xenon discharge, namely, its modeling taking into account the evaporation of thorium into the discharge volume with a different shape of the working surface of electrodes. The reason for the presence of thorium atoms in the discharge plasma is tungsten cathodes doped with thorium, which are used in high and ultrahigh pressure xenon arc light sources. The strong influence of thorium atoms and the shape of the electrode surface on the electrokinetic characteristics of plasma is shown, manifested in changes in the composition and spatial distribution of plasma particles, in particular, xenon and thorium ions, which also significantly affects the generation of optical radiation. The presented results allow us to obtain radiation mainly in the ultraviolet, visible and/or infra-red regions of the spectrum.

AB - Abstract: The work is devoted to the study of a high-pressure short-arc xenon discharge, namely, its modeling taking into account the evaporation of thorium into the discharge volume with a different shape of the working surface of electrodes. The reason for the presence of thorium atoms in the discharge plasma is tungsten cathodes doped with thorium, which are used in high and ultrahigh pressure xenon arc light sources. The strong influence of thorium atoms and the shape of the electrode surface on the electrokinetic characteristics of plasma is shown, manifested in changes in the composition and spatial distribution of plasma particles, in particular, xenon and thorium ions, which also significantly affects the generation of optical radiation. The presented results allow us to obtain radiation mainly in the ultraviolet, visible and/or infra-red regions of the spectrum.

KW - optical radiation

KW - short-arc xenon discharge

KW - thoriated cathode

KW - thorium emission into a plasma

UR - https://www.mendeley.com/catalogue/21a033da-66cd-39a8-bdc7-c60381198e0c/

U2 - 10.1134/s0018143923070524

DO - 10.1134/s0018143923070524

M3 - Article

VL - 57

SP - S125-S131

JO - High Energy Chemistry

JF - High Energy Chemistry

SN - 0018-1439

IS - Suppl. 1

ER -

ID: 114150154