Scientific programme

Preliminary program

September 25

09:00-09:15 Wellcome
09:15-10:45 Session I: Future space missions (Solar Orbiter, Solar Probe) and ground-based telescopes (DKIST, EST)
10:45-11:30 Coffee break
11:30-13:00 Session II: Solar dynamo, activity and magnetic coupling of interior and atmosphere
13:00-14:45 Lunch break
14:45-16:15 Session II: Solar dynamo, activity and magnetic coupling of interior and atmosphere
16:15-17:00 Coffee break
17:00-18:30 Session III: Convection and Helioseismology

 

September 26

09:15-10:45 Session IV: Photospheric magnetism
10:45-11:30 Coffee break
11:30-13:00 Session IV: Photospheric magnetism
13:00-14:45 Lunch break
14:45-16:15 Session V: Chromospheric structure and dynamics
16:15-17:00 Coffee break
17:00-18:30 Session V: Chromospheric structure and dynamics

 

September 27

09:15-10:45 Session VI: Magnetic coupling in the solar atmosphere
10:45-11:30 Coffee break
11:30-13:00 Session VI: Magnetic coupling in the solar atmosphere
13:00-14:45 Lunch break
14:45-18:30 Excursion

 

September 28

09:15-10:45 Session VII: Solar corona
10:45-11:30 Coffee break
11:30-13:00 Session VII: Solar corona/prominences
13:00-14:45 Lunch break
14:45-18:30 Visit wine cellar

Conference diner

September 29

09:15-10:45 Session VIII: Solar wind
10:45-11:30 Coffee break
11:30-13:00 Session VIII: Solar wind
13:00-14:45 Lunch break
14:45-16:15 Session: IX: Solar flares, CMEs and space weather
16:15-17:00 Coffee break
17:00-18:30 Session IX: Solar flares, CMEs and space weather

 

Session I: Future space missions (Solar Orbiter, Solar probe) and ground-based telescopes (DKIST, EST)

Open questions:

1. Current status of Solar Orbiter.
2. Current status of Solar Probe.
3. Current status of DKIST.
4. Current status of EST.

Session II: Solar dynamo, activity variations and magnetic coupling of interior and atmosphere

Open questions:

5. Where the solar dynamo layer is located (dynamo models with and without tachocline)?
6. What is the current state of MHD instabilities in the solar tachocline?
7. How magnetic flux emerges towards the surface? How strong dynamo field is needed to explain the properties of active regions?
8. What is the reason of midrange variations (Rieger-type periodicity, annual oscillations, quasi-biennial oscillations) in solar activity? What causes long-term modulations of solar cycles?
9. Can we predict the strength of future solar cycles?

Session III: Convection and helioseismology

Open questions:

10. Can seismology sound the solar dynamo layer?
11. Can seismology detect global circulation of convection zone?
12. What is the structure and temporal evolution of supergranulation?

Session IV: Photospheric magnetism

Open questions:

13. Is hidden magnetism in the photosphere (small scale intense flux tubes)?
14. What is the contribution of vortices in the photospheric mechanical energy?
15. How the emergence of new magnetic flux influences the sunspot dynamics?
16. How MHD waves are generated in intense flux tubes at the photosphere?

Session V: Chromospheric structure and dynamics

Open questions:

17. Do we have real models of chromospheric plasma? What is the contribution of ion-neutral collisions in the real structure of the chromosphere?
18. How MHD waves are propagating through the chromosphere and what is their role in chromospheric plasma heating?
19. What is the contribution of shocks in the heating of the chromosphere?
20. How magnetic reconnection works in the chromosphere and what is the role in triggering of chromospheric jets?
21. What is the role of flow instabilities in the dynamics of chromospheric jets?

Session VI: Magnetic coupling in the solar atmosphere

Open questions:

22. What is the role of MHD waves in coronal dynamics/heating?
23. How jets (spicules, macro-spicules, x-ray jets) contribute into the chromosphere-corona coupling process?
24. Can we track a magnetic connection between photosphere and corona?

Session VII: Solar corona

Open questions:

25. What MHD waves and oscillations tell us about loop structure and heating of active regions?
26. How prominences are formed and what is the role of prominence tornadoes in the destabilisation of prominences?
27. How waves and instabilities contribute into prominence dynamics?
28. How coronal rain is formed and what are characteristics of corona-transition region-chromosphere cycles

Session VIII: Solar wind

Open questions:

1. How coronas holes contribute into driving of the solar wind?
2. How solar wind ions are heated?
3. What is the current understanding of solar wind turbulence?
4. How flux tubes and/or blobs are formed in the solar wind?
5. Can we track the connection between photosphere and solar wind (emergence and evolution of flux tubes, jets etc.)?
29. Which is the origin of slow solar wind?

Session IX: Solar flares, CMEs and space weather

Open questions:

30. How solar flares are triggered and how they affect the chromosphere and photosphere?
31. Can we predict CME initiation?
32. How CMEs propagate in interplanetary space?
33. How precisely we can predict their arrival to the Earth?
34. Which are the mechanisms for acceleration and transport of solar energetic particles?