Author Archives: Etienne Pariat
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
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
Media pressure is growing
More and more journalist are asking for interviews. Matinale de LCI (en direct) France 3 TV journal 19h TFI 13h TV journal (at 23’20) Insu website Le Journal du CNRS Some videos made by the Public outreach department of the … Continue reading
Solar eclipse is coming
A partial solar eclipse will occur on March 20th 2015 at the Paris/Meudon Observatory. The solar physics group is getting ready to welcome public and news media. Some interesting websites: On the March 20th solar eclipse La page de l’IMCCE … Continue reading
Seminar at LESIA
Today a seminar for the Solar Physic Group of LESIA, my home group. Magnetic helicity and its conservation: a future proxy for solar eruption predictions? PDF version of the seminar Abstract: Nowadays, no quantity has been discovered that can be … Continue reading
Seminar at UNAM-Morelia
I’m giving a seminar today in Morelia at the Instituto de Geofísica, Unidad Michoacan, Universidad Nacional Autonomía de Mexico. This seminar is about: Magnetic helicity and its conservation: a future proxy for solar eruption predictions? Abstract: Nowadays, no quantity has … Continue reading
Submission of an article about magnetic helicity conservation
This paper is now accepted: see here
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