Assessment of Key Physics Uncertainties and Research Needs for Stellarator DEMO Development

Tuesday 24 Jun 2025, 09:00 → 14:55 Europe/Berlin

GGH (IPP Greifswald)

Arturo Alonso (CIEMAT), Ivan Calvo (CIEMAT), Marcin Jakubowski (IPP)

The meeting will present the initial prioritization of key physics gaps for Stellarator DEMO development, based on an evaluation of critical uncertainties and research needs.

ZOOM connection: https://eu02web.zoom-x.de/j/63827241623?pwd=ZWwcORpxF5mrfxrkUnadp6Q8Pabna0.1

1 Introduction

Speaker: Marcin Jakubowski (IPP)

2025-06-24 Introduction Key Physics Gaps.pdf

2 Core transport and confinement

Speaker: Jose Manuel Garcia Regana (CIEMAT)

Regana_et_al_Key_Uncertainties_Stell_Demo - CTC_v1.0.pdf

3 Fast particle confinement and interaction with Alfvén waves

Speaker: Dr José Luis Velasco (CIEMAT)

velasco_etal_fast_ions.pdf

10:15 Coffee Break

4 MHD equilibrium and stability

Speaker: Ksenia Aleynikova (MPG)

HELIAS_MHD_gaps.pdf

5 Discussion

Speaker: Arturo Alonso (CIEMAT)

6 Scenario Integration

Speaker: Pavel Aleynikov (IPP)

Scenario_Aleynikov.pdf

12:05 Lunch break

7 Heat and particle exhaust in the island divertor

Speaker: Victoria Winters (IPP Greifswald)

HELIAS_Gaps_HeatParticleExhaust_final_Winters_v2.pdf

8 Plasma-wall interaction and plasma-facing components

Speaker: Juri Romazanov (FZJ)

20250624_PWI_helias_gaps.pdf

9 Discussion

Speaker: Marcin Jakubowski (IPP)

10 Adjourn

Speaker: Marcin Jakubowski (IPP)