TJ-II:Transport and magnetic configuration: Difference between revisions

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<ref>[[doi:10.1088/0029-5515/45/10/S22|C. Hidalgo et al, ''Overview of TJ-II experiments'', Nucl. Fusion '''45''' (2005) S266-S275]]</ref>
<ref>[[doi:10.1088/0029-5515/45/10/S22|C. Hidalgo et al, ''Overview of TJ-II experiments'', Nucl. Fusion '''45''' (2005) S266-S275]]</ref>
The following issues contribute to the influence of the configuration on confinement:
The following issues contribute to the influence of the configuration on confinement:
* The rotational transform <ref>[[doi:10.1088/0029-5515/45/4/009|E. Ascasíbar et al, ''Magnetic configuration and plasma parameter dependence of the energy confinement time in ECR heated plasmas from the TJ-II stellarator'', Nucl. Fusion '''45''' (2005) 276-284]]</ref>
* The [[rotational transform]] <ref>[[doi:10.1088/0029-5515/45/4/009|E. Ascasíbar et al, ''Magnetic configuration and plasma parameter dependence of the energy confinement time in ECR heated plasmas from the TJ-II stellarator'', Nucl. Fusion '''45''' (2005) 276-284]]</ref>
* Rational surfaces <ref>[[doi:10.1209/0295-5075/82/65002|D. López-Bruna et al, ''Tracking magnetic resonances in the effective electron heat diffusivity of ECH plasmas of the TJ-II Heliac'', EuroPhysics Letters '''82''' (2008) 65002]]</ref><ref>[[doi:10.1088/0029-5515/49/8/085016|D. López-Bruna et al, ''First dynamic magnetic configuration scans in ECRH plasmas of the TJ-II Heliac'', Nucl. Fusion '''49''' (2009) 085016]]</ref><ref>[[doi:10.1002/ctpp.200900005|D. López-Bruna et al, ''Magnetic Resonances in ECR-Heated Plasmas of the TJ-II Heliac'', Contrib. Plasma Phys. '''50''' (2010) 600]]</ref>
* Rational surfaces <ref>[[doi:10.1209/0295-5075/82/65002|D. López-Bruna et al, ''Tracking magnetic resonances in the effective electron heat diffusivity of ECH plasmas of the TJ-II Heliac'', EuroPhysics Letters '''82''' (2008) 65002]]</ref><ref>[[doi:10.1088/0029-5515/49/8/085016|D. López-Bruna et al, ''First dynamic magnetic configuration scans in ECRH plasmas of the TJ-II Heliac'', Nucl. Fusion '''49''' (2009) 085016]]</ref><ref>[[doi:10.1002/ctpp.200900005|D. López-Bruna et al, ''Magnetic Resonances in ECR-Heated Plasmas of the TJ-II Heliac'', Contrib. Plasma Phys. '''50''' (2010) 600]]</ref>
* [[Magnetic shear]] <ref>[[doi:10.1088/0029-5515/43/6/301|J.A. Romero et al, ''Controlling confinement with induced toroidal current in the flexible Heliac TJ-II'', Nucl. Fusion '''43''' (2003) 387-392]]</ref> <ref>[[doi:10.1088/0029-5515/44/5/008|D. López-Bruna et al, ''Effects of ohmic current in the TJ-II stellarator'', Nucl. Fusion '''44''', 5 (2004) 645-654]]</ref>
* [[Magnetic shear]] <ref>[[doi:10.1088/0029-5515/43/6/301|J.A. Romero et al, ''Controlling confinement with induced toroidal current in the flexible Heliac TJ-II'', Nucl. Fusion '''43''' (2003) 387-392]]</ref> <ref>[[doi:10.1088/0029-5515/44/5/008|D. López-Bruna et al, ''Effects of ohmic current in the TJ-II stellarator'', Nucl. Fusion '''44''', 5 (2004) 645-654]]</ref>