25th CWGM

Name: 25th CWGM
Start: 2025-06-03T09:00:00-04:00
End: 2025-06-05T17:30:00-04:00
Location: Princeton

3 Jun 2025, 09:00 → 5 Jun 2025, 17:30 US/Eastern

LSB-B318 (Princeton)

LSB-B318

Princeton

PPPL

Arturo Alonso (CIEMAT), Benedikt Geiger (UW Madison), Dorothea Gradic (IPP Greifswald), Gen Motojima (National Institute for Fusion Science), Naoki Tamura (IPP Greifswald, E3), Novimir Pablant (Princeton Plasma Physics Laboratory), Yuki Takemura (National Institute for Fusion Science)

Description

The 25th CWGM will be held from 09:00 to 17:30 daily at the Princeton Plasma Physics Laboratory. Remote participation via Zoom is possible for all registered participants.

Tuesday 3 June
- 1
  
  Welcome & Introduction
  
  Introduction and Machine Reports I
  
  Speaker: Novimir Pablant (Princeton Plasma Physics Laboratory)
  
  01 - Pablant, N. - CWGM Introduction v01.pdf
- 2
  
  Heliotron J
  
  Introduction and Machine Reports I
  
  Speaker: Prof. K Nagasaki
  
  02 - 2025.06.03.CWGM.Heliotron J.pdf
- 3
  
  HSX
  
  Introduction and Machine Reports I
  
  Speaker: Adelle Wright (University of Wisconsin)
- 4
  
  TJ-II
  
  Introduction and Machine Reports I
  
  Speaker: Arturo Alonso (CIEMAT)
  
  MachineReport - TJ-II.pdf
- 5
  
  LHD
  
  Introduction and Machine Reports I
  
  Speakers: Gen Motojima (National Institute for Fusion Science), Yuki Takemura (National Institute for Fusion Science)
- 6
  
  Others (Codes & HPC)
  
  Introduction and Machine Reports I
  
  CWGM2025_satake.pdf
- 10:35
  
  Coffee Break
- 7
  
  W7-X (TC)
  
  Introduction and Machine Reports II
  
  Speaker: Daniel Carralero (CIEMAT)
  
  DCarralero_W7X_TC_review_CWGM.pdf
- 8
  
  W7-X (SOL/DIV)
  
  Introduction and Machine Reports II
  
  Speaker: Dorothea Gradic (IPP Greifswald)
  
  W7-X Highlights Edge OP2.3 and OP2.2 - v2.pdf
- 9
  
  W7-X (EP/MHD)
  
  Introduction and Machine Reports II
  
  Speaker: Alexander Knieps (IPP Bereich Greifswald)
- 10
  
  W7-X (Plan)
  
  Introduction and Machine Reports II
  
  Speaker: Marcin Jakubowski (IPP Bereich Greifswald)
  
  Plans for W7-X.pptx
- 11
  
  Others (Database)
  
  Introduction and Machine Reports II
  
  Speaker: Andreas Dinklage (IPP Bereich Greifswald)
  
  2025_06_03_CWGM_DatabaseAction.pdf
- 12
  
  Discussion
  
  Introduction and Machine Reports II
- 12:30
  
  Lunch Break
- 13
  
  MHD studies on W7-X, potential inputs towards LHD experiments
  
  EPMHD - I (Wright, Knieps)
  
  Speaker: Alexander Knieps (IPP Bereich Greifswald)
- 14
  
  LHD MHD studies update
  
  EPMHD - I (Wright, Knieps)
  
  Speaker: Yuki Takemura (National Institute for Fusion Science)
  
  2025CWGM_MHD_YT2.pdf
- 15
  
  Discussion
  
  EPMHD - I (Wright, Knieps)
- 15:30
  
  Pause
- 16
  
  PPPL Tour
  
  for on-site participants only
Wednesday 4 June
- 17
  
  Overview of the status of the ongoing JE/JA
  
  TC - I (Carralero, Nunami)
  
  Speaker: Daniel Carralero (CIEMAT)
  
  Intro_JE_Status.pdf
- 18
  
  Status of W7-X/LHD comparative studies and plans for the upcoming LHD campaign
  
  TC - I (Carralero, Nunami)
- 19
  
  Summary of EM turbulence studies in the OP2.2 and OP2.3 campaigns in W7-X
  
  TC - I (Carralero, Nunami)
  
  Speaker: Ksenia Aleynikova (IPP Max Planck, Greifswald)
- 20
  
  Overview of the impurity injection studies and remaining work for LHD
  
  TC - I (Carralero, Nunami)
  
  Speaker: Federico Nespoli (PPPL)
  
  04_FN_2025_06_04_CWGM.pptx
- 21
  
  Discussion
  
  TC - I (Carralero, Nunami)
- 10:30
  
  Coffee Break
- 22
  
  Validation of the GENE-Tango-KNOSOS suite in W7-X and remaining work in the way for reactor-relevant predictions
  
  TC - II (Carralero, Nunami)
- 23
  
  Transport studies with stella: evaluation of massive parametric scans with TJ-II and W7-X data
  
  TC - II (Carralero, Nunami)
  
  Speaker: Jose M. Garcia Regana (IPP Bereich Greifswald)
- 24
  
  Emergence of sub-threshold KBMs in W7-X high-beta plasmas
  
  TC - II (Carralero, Nunami)
  
  Speaker: Paul Mulholland (PhD student at Eindhoven University of Technology, funded by EUROfusion)
  
  pmulholland_emergence_of_stKBMs_in_w7x_high_beta_plasmas.pdf
- 25
  
  Discussion
  
  TC - II (Carralero, Nunami)
- 12:30
  
  Lunch Break
- 26
  
  Helias Physics GAPs (EU)
  
  PPP and Stellarator Reactor Activities - I (Alonso, Motojima, Pablant)
  
  Speaker: Marcin Jakubowski (IPP Bereich Greifswald)
- 27
  
  STARS Workshop (US)
  
  PPP and Stellarator Reactor Activities - I (Alonso, Motojima, Pablant)
  
  Speaker: Novimir Pablant (Princeton Plasma Physics Laboratory)
  
  09 - Pablant, N. - CWGM STARS Workshop v02.pdf
- 28
  
  Fusion Strategy (Japan)
  
  PPP and Stellarator Reactor Activities - I (Alonso, Motojima, Pablant)
  
  Speaker: Gen Motojima (National Institute for Fusion Science)
- 15:30
  
  Coffee Break
- 29
  
  Proxima Fusion's path towards a first-of-a-kind stellarator power plant: entry points for collaborations
  
  PPP and Stellarator Reactor Activities - II (Alonso, Motojima, Pablant)
  
  Speaker: Jorrit Lion (IPP Bereich Greifswald)
- 30
  
  Perpectives on science & technology research priorities and PPP within the context of international stellarator activities
  
  PPP and Stellarator Reactor Activities - II (Alonso, Motojima, Pablant)
- 31
  
  Helical Fusion's Current R&D status and Future Plans towards Helical Fusion Pilot Plant
  
  PPP and Stellarator Reactor Activities - II (Alonso, Motojima, Pablant)
Thursday 5 June
- 32
  
  Closed island divertor design
  
  SOLDIV - I (Bader, Winters)
  
  Speakers: Amit Kohinoor Kharwandikar (IPP Bereich Greifswald), Victoria Winters (E5)
- 33
  
  Overview of NRD work
  
  SOLDIV - I (Bader, Winters)
  
  Speaker: Dr Aaron Bader (Type One Energy)
  
  02 - A. Bader - CWGM_review_june_2025.pptx
- 34
  
  Discussion
  
  SOLDIV - I (Bader, Winters)
- 10:30
  
  Coffee Break
- 35
  
  Inter-device database update
  
  SOLDIV - II (Bader, Winters)
  
  Speaker: Dieter Boeyaert (University of Wisconsin-Madison)
- 36
  
  TJ-II density limit database
  
  SOLDIV - II (Bader, Winters)
  
  Speaker: J Gallego (CIEMAT)
- 37
  
  Discussion
  
  SOLDIV - II (Bader, Winters)
- 12:30
  
  Lunch Break
- 38
  
  Discussion: LHD experimental proposals and others
  
  Chairs: Motojima, Pablant
- 15:30
  
  Coffee Break
- 39
  
  Summary, next meeting and actions
  
  Chairs: Alonso, Pablant
  
  Speakers: Novimir Pablant (Princeton Plasma Physics Laboratory), Arturo Alonso (CIEMAT)
  
  06 - Pablant, N. - CWGM Summary v02.pdf