Charge exchange radiation diagnostic with gas jet target for measurement of plasma flow velocity in the linear magnetic trap

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Charge exchange radiation diagnostic with gas jet target for measurement of plasma flow velocity in the linear magnetic trap. / Sandomirsky, A. V.; Lizunov, A. A.

In: Journal of Physics: Conference Series, Vol. 2036, No. 1, 012032, 12.10.2021.

Research output: Contribution to journal › Conference article › peer-review

BibTeX

@article{c27e1de67d764c919f418488d90a95c9,

title = "Charge exchange radiation diagnostic with gas jet target for measurement of plasma flow velocity in the linear magnetic trap",

abstract = "The study of longitudinal fluxes of energy and particles is one of the most important fundamental problems in the physics of open magnetic traps. The solution to this problem is the key to the successful implementation of fusion power in linear magnetic systems. The plasma electrostatic ambipolar potential largely determines the physics of longitudinal transport of particles and energy. In this work, we used the spectroscopic method CXRS (Charge eXchange Recombination Spectroscopy) to measure the plasma ion velocity distribution via the analysis of light emitted in this atomic process. The experiments were carried out in the gas dynamic trap (GDT), which is a linear plasma confinement system with an axially symmetric magnetic field configuration. We measured plasma potential and ion temperature of two plasma components: the main (hydrogen and deuterium) and the helium impurity. The paper presents the emission spectra of the lines H-α (656.28 nm) and He-I (667.8 nm). This method was applied for the first time to measure the spatial profile of the ambipolar potential in an open magnetic trap.",

author = "Sandomirsky, {A. V.} and Lizunov, {A. A.}",

note = "Publisher Copyright: {\textcopyright} 2021 Institute of Physics Publishing. All rights reserved.; 7th International Conference on Laser and Plasma Research and Technologies, LaPlas 2021 ; Conference date: 23-03-2021 Through 26-03-2021",

year = "2021",

month = oct,

day = "12",

doi = "10.1088/1742-6596/2036/1/012032",

language = "English",

volume = "2036",

journal = "Journal of Physics: Conference Series",

issn = "1742-6588",

publisher = "IOP Publishing Ltd.",

number = "1",

}

RIS

TY - JOUR

T1 - Charge exchange radiation diagnostic with gas jet target for measurement of plasma flow velocity in the linear magnetic trap

AU - Sandomirsky, A. V.

AU - Lizunov, A. A.

PY - 2021/10/12

Y1 - 2021/10/12

N2 - The study of longitudinal fluxes of energy and particles is one of the most important fundamental problems in the physics of open magnetic traps. The solution to this problem is the key to the successful implementation of fusion power in linear magnetic systems. The plasma electrostatic ambipolar potential largely determines the physics of longitudinal transport of particles and energy. In this work, we used the spectroscopic method CXRS (Charge eXchange Recombination Spectroscopy) to measure the plasma ion velocity distribution via the analysis of light emitted in this atomic process. The experiments were carried out in the gas dynamic trap (GDT), which is a linear plasma confinement system with an axially symmetric magnetic field configuration. We measured plasma potential and ion temperature of two plasma components: the main (hydrogen and deuterium) and the helium impurity. The paper presents the emission spectra of the lines H-α (656.28 nm) and He-I (667.8 nm). This method was applied for the first time to measure the spatial profile of the ambipolar potential in an open magnetic trap.

AB - The study of longitudinal fluxes of energy and particles is one of the most important fundamental problems in the physics of open magnetic traps. The solution to this problem is the key to the successful implementation of fusion power in linear magnetic systems. The plasma electrostatic ambipolar potential largely determines the physics of longitudinal transport of particles and energy. In this work, we used the spectroscopic method CXRS (Charge eXchange Recombination Spectroscopy) to measure the plasma ion velocity distribution via the analysis of light emitted in this atomic process. The experiments were carried out in the gas dynamic trap (GDT), which is a linear plasma confinement system with an axially symmetric magnetic field configuration. We measured plasma potential and ion temperature of two plasma components: the main (hydrogen and deuterium) and the helium impurity. The paper presents the emission spectra of the lines H-α (656.28 nm) and He-I (667.8 nm). This method was applied for the first time to measure the spatial profile of the ambipolar potential in an open magnetic trap.

UR - http://www.scopus.com/inward/record.url?scp=85118578549&partnerID=8YFLogxK

U2 - 10.1088/1742-6596/2036/1/012032

DO - 10.1088/1742-6596/2036/1/012032

M3 - Conference article

AN - SCOPUS:85118578549

VL - 2036

JO - Journal of Physics: Conference Series

JF - Journal of Physics: Conference Series

SN - 1742-6588

IS - 1

M1 - 012032

T2 - 7th International Conference on Laser and Plasma Research and Technologies, LaPlas 2021

Y2 - 23 March 2021 through 26 March 2021

ER -

ID: 34599731