Topology and transport: Difference between revisions

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Recent experimental results in the TJ-II stellarator prove the existence of long-distance correlations
Recent experimental results in the TJ-II stellarator prove the existence of long-distance correlations
in the electrostatic potential around the bifurcation point for the emergence of the plasma edge sheared
in the electrostatic potential around the bifurcation point for the emergence of the plasma edge sheared
flow layer <ref>[http://prl.aps.org/abstract/PRL/v100/i21/e215003 M. A. Pedrosa et al., Phys. Rev. Lett. 100, 215003 (2008)]</ref>. Trying  
flow layer <ref>[http://prl.aps.org/abstract/PRL/v100/i21/e215003 M. A. Pedrosa et al., Phys. Rev. Lett. '''100''', 215003 (2008)]</ref>. Trying  
to understand these results from a theoretical point of view,  we have formulated a phenomenological model
to understand these results from a theoretical point of view,  we have formulated a phenomenological model
<ref>[http://www.iop.org/EJ/abstract/-search=68892777.7/0741-3335/51/6/065007 I. Calvo et al., Plasma Phys. Control. Fusion 51 065007 (2009)]</ref> based on the  
<ref>[http://www.iop.org/EJ/abstract/-search=68892777.7/0741-3335/51/6/065007 I. Calvo et al., Plasma Phys. Control. Fusion '''51''' 065007 (2009)]</ref> based on the  
paradigm of flow shear generation by Reynolds stress and turbulence supression by  
paradigm of flow shear generation by Reynolds stress and turbulence supression by  
shear. We suggest that the experimental results might be an indirect evidence of the development of poloidally asymmetric zonal flows.
shear. We suggest that the experimental results might be an indirect evidence of the development of poloidally asymmetric zonal flows.


== References ==
== References ==
<references />
<references />

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