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TTC High-Q Working Group

Informal working group from TTC-member institutions pursuing routes to minimized rf surface resistance in SRF applications.
This site consists of internal, unpublished, preliminary communications within the collaboration in support of rapid shared learning and technical progress. Material shared via this site is not intended for external reference or propagation.
Previous meeting site:
The Access Key is common: "TTClowRs"

Short reports, coordinated internally at each institution as appropriate. Contact Charlie Reece to get on the agenda.
Speakers on the agenda - please upload your presentation to this site.
The utility "BlueJeans" will be used for the online meeting.
Meeting ID: 688305924
  • Alan Wheelhouse
  • Alban Sublet
  • Alexander Romanenko
  • Anna Grassellino
  • Ari Palczewski
  • Bernard Visentin
  • Binping Xiao
  • Charles Reece
  • Fulvia Pilat
  • Fumio Furuta
  • Gianluigi Ciovati
  • Hasan Padamsee
  • Helen Edwards
  • Jacek Sekutowicz
  • Julia Vogt
  • Kenji Saito
  • Kensei Umemori
  • Marc Ross
  • Matthias Liepe
  • Mattia Checchin
  • Oliver Kugeler
  • Olivier Napoly
  • Paolo Michelato
  • Robert Laxdal
  • Rong-Li Geng
  • Sarah Aull
  • Sergio Calatroni
  • Stéphane Berry
  • Takayuki Saeki
  • Wolf-Dietrich Moeller
    • 09:00 09:15
      Origin of Q degradation in SRF cavities during quench 15m
      Speaker: Mattia Checchin (IIT/FNAL)
    • 09:15 09:30
      Cooldown Dynamics of elliptical SRF cavities captured with Tmap 15m
      Speaker: Martina Martinello (IIT/FNAL)
    • 09:30 09:50
      Update on high Q work at Cornell 20m
      Speaker: Fumio Furuta (Cornell University)
    • 09:50 10:05
      One cavity with an interesting storyline 15m
      Speaker: Dr Rong-Li Geng (Thomas Jefferson National Accelerator Facility)
    • 10:05 10:20
      Summary of LCLS-II 9-cell cavity tests at JLab to date 15m
      Speaker: Dr Ari Palczewski (Jefferson Lab)
    • 10:20 10:30
      Latest from FNAL HTS tests 10m
      Speaker: Dr Anna Grassellino (Fermilab)