Line identification of extreme ultraviolet (EUV) spectra from low-Z impurity ions in EAST tokamak plasmas
LI Lei, L Zhang, XU Zong, S Morita… - Plasma Science and …, 2021 - iopscience.iop.org
… impurity behavior and study the impurity transport in EAST plasma, several extreme ultraviolet
… to observe line emissions and profiles from highly ionized impurity ions [17, 18]. Two fast-…
… to observe line emissions and profiles from highly ionized impurity ions [17, 18]. Two fast-…
A fast-time-response extreme ultraviolet spectrometer for measurement of impurity line emissions in the Experimental Advanced Superconducting Tokamak
L Zhang, S Morita, Z Xu, Z Wu, P Zhang… - Review of Scientific …, 2015 - pubs.aip.org
… to monitor the behavior of such impurity ions and improve the plasma performance of EAST
discharges. In particular, the study of tungsten ion behavior is crucially important in short and …
discharges. In particular, the study of tungsten ion behavior is crucially important in short and …
Extreme ultraviolet spectroscopy applied to study RMP effects on core impurity concentration in EAST
G Vogel, H Zhang, Y Shen, Y Sun… - … on Plasma Science, 2018 - ieeexplore.ieee.org
… , the cross-field transport of impurity ions with larger gyroradius is selectively enhanced, … for
larger-gyroradius impurity ions. Finally, the core impurity concentration for high-Z impurities is …
larger-gyroradius impurity ions. Finally, the core impurity concentration for high-Z impurities is …
Space-resolved extreme ultraviolet spectrometer system for impurity behavior research on experimental advanced superconducting Tokamak
Y Shen, X Du, W Zhang, Q Wang, Y Li, J Fu… - Nuclear Instruments and …, 2013 - Elsevier
… impurity survey due to the fact that a large amount of emission from many ions is within
extreme ultraviolet region, such as hydrogen-like and helium-like lines of low-Z intrinsic impurities …
extreme ultraviolet region, such as hydrogen-like and helium-like lines of low-Z intrinsic impurities …
Impurity emission behavior in the soft X-ray and extreme ultraviolet range on EAST
S Yongcai, LYU Bo, DU Xuewei… - Plasma Science and …, 2015 - iopscience.iop.org
… could contribute to the impurity accumulation in the … impurity injections were widely used
on EAST for diagnostic purposes, for example, argon puffing was mainly used to measure ion …
on EAST for diagnostic purposes, for example, argon puffing was mainly used to measure ion …
Line identification of extreme ultraviolet (EUV) spectra from iron, copper and molybdenum ions in EAST tokamak
W Zhang, L Zhang, Y Cheng, S Morita, Z Wang… - Physica …, 2022 - iopscience.iop.org
… impurity behavior in fusion plasmas. A grazing-incidence spectrometer working at extreme
ultraviolet … to observe the spectral lines emitted from impurity ions staying in plasma core and …
ultraviolet … to observe the spectral lines emitted from impurity ions staying in plasma core and …
Design of a high–efficiency extreme ultraviolet overview spectrometer system for plasma impurity studies on the stellarator experiment Wendelstein 7-X
W Biel, G Bertschinger, R Burhenn, R König… - Review of scientific …, 2004 - pubs.aip.org
… of the relevant impurity ions radiate within the vacuum ultraviolet/extreme ultraviolet (VUV/…
The observation of line radiation emitted from the various ionisation stages of impurity ions …
The observation of line radiation emitted from the various ionisation stages of impurity ions …
Measuring plasma impurities in Alcator C-Mod as a function of time in the extreme ultraviolet
P Beiersdorfer, GV Brown, JB Kamp… - Canadian Journal of …, 2011 - cdnsciencepub.com
… a spectrometer on the Livermore electron beam ion trap facility and on the National Spherical
… It is being used to monitor the presence of impurity ions such as boron, oxygen, fluorine, …
… It is being used to monitor the presence of impurity ions such as boron, oxygen, fluorine, …
Extreme-ultraviolet spectral purity and magnetic ion debris mitigation by use of low-density tin targets
SS Harilal, MS Tillack, Y Tao, B O'Shay, R Paguio… - Optics Letters, 2006 - opg.optica.org
… extreme-ultraviolet (EUV) emission from targets that contain tin as an impurity and the advantages
of using these targets for ion … Sn as an impurity as well as the effective mitigation of ion …
of using these targets for ion … Sn as an impurity as well as the effective mitigation of ion …
Extreme ultraviolet and visible spectroscopy of promethiumlike heavy ions
Y Kobayashi, K Kubota, K Omote, A Komatsu, J Sakoda… - Physical Review A, 2015 - APS
… For bismuth, the peak intensity is too weak to determine its attribution; thus it can be the
line from other charge states of bismuth or even from an impurity ion. For gold, it is definitely …
line from other charge states of bismuth or even from an impurity ion. For gold, it is definitely …
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