2 papers
astro-ph2002
Topological changes of the photospheric magnetic field inside active regions: a prelude to flares
L. Sorriso-Valvo, V. Carbone, V. Abramenko +5
The observations of magnetic field variations as a signature of flaring activity is one of the main goal in solar physics. Some efforts in the past give apparently no unambiguous o…
nlin.CD2001
Intermittency in plasma turbulence
V. Carbone, P. Giuliani, L. Sorriso-Valvo +4
Intermittency in fluid turbulence can be evidentiated through the analysis of Probability Distribution Functions (PDF) of velocity fluctuations, which display a strong non-gaussian…