Category Archives: Article

Important results on eruption prediction from the HéliSol project.

See the detail about this result on the dedicated HéliSol webpage. The manuscript can be obtained from the ArXiv webpage.

Posted in Article | Comments Off on Important results on eruption prediction from the HéliSol project.

Study on the magnetic properties of circular-ribbon confined flares accepted

A study on a confined solar flare, its evolution in the EUV domain and its magnetic evolution has been accepted and can be consulted on ArXiv.  

Posted in Article | Comments Off on Study on the magnetic properties of circular-ribbon confined flares accepted

New article on magnetic helicity: first benchmark of volume methods

The first article in link with the HélSol project, “Magnetic helicity estimations in models and observations of the solar magnetic field. Part I: Finite volume methods”,  has just been accepted in Space Science Reviews. More info can be found on the … Continue reading

Posted in Article, Magnetic Helicity | Comments Off on New article on magnetic helicity: first benchmark of volume methods

New article on simulation of solar jets accepted in A&A

Our new article on numerical simulation of solar coronal jets, entitled “A model for straight and helical solar jets: II. Parametric study of the plasma beta”  has just been accepted in Astronomy & Astrophysics. This paper is the follow up … Continue reading

Posted in Article | Comments Off on New article on simulation of solar jets accepted in A&A

Review article on solar jets

The review article on solar coronal jets, outcome of our ISSI team on “Understanding Solar Jets and their Role in Atmospheric Structure and Dynamics“ co-lead by N.-E. Raouafi and myself, has been accepted and will be published in Space Science … Continue reading

Posted in Article | Comments Off on Review article on solar jets

Paper on helicity conservation accepted!

The paper on magnetic helicity and its conservation has been accepted in Astronomy & Astrophysics : “Testing magnetic helicity conservation in a solar-like active event” (pdf) E. Pariat, G. Valori, P. Démoulin, K. Dalmasse: Abstract: Magnetic helicity has the remarkable … Continue reading

Posted in Article, Magnetic Helicity | Comments Off on Paper on helicity conservation accepted!

Paper on topology of solar flares accepted

The first paper of a serie of 2 (for the moment) has been accepted by the Astrophysical Journal. It’s a work done in collaboration with Antonia Savcheva from the Center for Astrophysics in Harvard that we started 3 years ago … Continue reading

Posted in Article, Flares, Topology | Comments Off on Paper on topology of solar flares accepted

Submission of an article about electric currents at the solar photosphere

My former PhD student, Kevin Dalmasse, recently submitted an extensive article dealing with the formation of electruc currents flowing through the solar photosphere. “The origin of net electric currents in solar active regions” (pdf) K. Dalmasse, G. Aulanier; P. Démoulin; … Continue reading

Posted in Article | Comments Off on Submission of an article about electric currents at the solar photosphere

Submission of an article about magnetic helicity conservation

This paper is now accepted: see here

Posted in Article, Magnetic Helicity | Leave a comment

ISSI team on Magnetic Helicity

With my dear colleague Gherardo Valori from MSSL, we are organising a focused team on the estimation of magnetic helicity. This team is meeting under the patronage of the International Space Science Institue (ISSI) in Bern, Switzerland. The name of … Continue reading

Posted in Article, Magnetic Helicity | Comments Off on ISSI team on Magnetic Helicity