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TJ-II:Impurity transport: Difference between revisions
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The transport of impurities has been studied at [[TJ-II]]. | [[File:Ethylene_injection.jpg|300px|thumb|right|CCD image of ethylene injection from the [[TJ-II:Limiter|limiter]] in H<sub>α</sub> light. The silhouette of the limiter shape is seen at the bottom. In the enlarged image, the glow from three embedded Langmuir probes is visible]] | ||
<ref>[http://epsppd.epfl.ch/ | |||
<ref>[ | The transport of [[impurities]] has been studied at [[TJ-II]]. | ||
<ref>[http://www-naweb.iaea.org/napc/physics/fec/fec2004/datasets/EX_P6-32.html | <ref>K.J. McCarthy et al, ''Impurity behaviour during externally induced radial electric fields in the TJ-II stellarator'', [http://www-fusion.ciemat.es/SW2005/conferences/greifswald03/McCarthy_132_SWS.pdf Proc. 14<sup>th</sup> International Stellarator Workshop (Greifswald, 2003) P.We14]</ref> | ||
<ref> | <ref>K.J. McCarthy et al, ''Comparison of Impurity Transport in Different Magnetic Configurations'', [http://www.nifs.ac.jp/itc/itc17/file/PDF_proceedings/I-18.pdf Proc. 17<sup>th</sup> ITC / 16<sup>th</sup> ISHW (Toki, 2007) I-18]</ref> | ||
== Impurity injection methods == | |||
* Laser ablation <ref>B. Zurro et al, ''Study of impurity transport injected by laser ablation in the TJ-II'', [http://epsppd.epfl.ch/Montreux/pdf/P5_025.pdf Proc. 29<sup>th</sup> EPS Conf. Plasma Phys. (Montreux, 2002) ECA Vol. '''26B''', P5.025]</ref> <ref>B. Zurro et al, ''Transport Analysis of Impurities Injected by Laser Ablation in the TJ-II Stellarator'', [http://epsppd.epfl.ch/StPetersburg/PDF/P2_079.PDF Proc. 30<sup>th</sup> EPS Conf. Plasma Phys. (St. Petersburg, 2003) ECA Vol. '''27A''', P-2.79]</ref> | |||
* Injection via the [[TJ-II:Limiter|limiter]] <ref>I. García-Cortés et al, ''Fuelling efficiency of hydrocarbons in TJ-II plasmas'', [[doi:10.1016/j.jnucmat.2004.07.055|J. Nucl. Mat. '''337-339''' (2005) 441-445]]</ref> <ref>F.L. Tabarés et al, ''Injection of hydrogen and ethylene at the plasma edge of TJ-II: A comparative study'', [http://epsppd.epfl.ch/Tarragona/pdf/P4_008.pdf Proc. 32<sup>nd</sup> EPS Conference on Plasma Phys. (Tarragona, 2005), ECA Vol. '''29C''', P-4.008]</ref> | |||
== Analysis methods == | |||
* [[TJ-II:Bolometry|Bolometric tomography]] <ref>B. Zurro et al, ''Impurity transport and confinement in the TJ-II Stellarator'', [http://www-naweb.iaea.org/napc/physics/fec/fec2004/datasets/EX_P6-32.html Proc. 20<sup>th</sup> Fusion Energy Conf. (Villamoura, 2004) EX/P6-32]</ref> <ref>B. Zurro et al, ''Method to deduce local impurity transport quantities from the evolution of tomographically reconstructed bolometer signals during tracer injection at TJ-II'', [[doi:10.1063/1.1787585|Rev. Sci. Instrum. '''75''' (2004) 4231]]</ref> | |||
== References == | == References == | ||
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