Name: Workshop on Dust Charging and Beam-Dust Interaction in Particle Accelerators
Start: 2023-06-13T08:30:00+02:00
End: 2023-06-15T17:00:00+02:00
Location: CERN

Workshop on Dust Charging and Beam-Dust Interaction in Particle Accelerators

from Tuesday 13 June 2023 (08:30) to Thursday 15 June 2023 (17:00)

Monday 12 June 2023
Tuesday 13 June 2023
09:00
09:00 - 12:15
Room: 30/6-019
Contributions

09:00 Welcome message - Jose Miguel Jimenez (CERN)

09:20 Introduction to Workshop - Daniel Wollmann (CERN)

09:35 Overview of beam-dust issues in accelerators: from AdA to LHC - Rudiger Schmidt (GSI - Helmholtzzentrum fur Schwerionenforschung GmbH (DE))

10:05 Overview of dust issues in space research - Mihaly Horanyi

10:55 Dust-charging environment in accelerators: synchrotron radiation - Vincent Baglin (CERN)

11:25 Dust-charging environment in accelerators: electron clouds - Konstantinos Paraschou (CERN)

11:55 Discussion Session 1
12:15 Lunch break
Lunch break
12:15 - 13:45
13:45
13:45 - 15:45
Room: 30/6-019
Contributions

13:45 Observation of sudden beam loss at SuperKEKb, and possible reasons - HITOMI IKEDA (High Energy Accelerator Research Organization (KEK)-Unknown-Unkn)

14:15 "Fireball" measured inside the RF cavity at SuperKEKb - Tetsuo Abe (High Energy Accelerator Research Organization (KEK))

14:45 Dust and beam instabilities: The "16L2" events at LHC - what we know, what we do not know - Lotta Mether (CERN)

15:15 Discussion Session 2a
15:45
15:45 - 17:35
Room: 30/6-019
Contributions

15:45 Dust charging and dust-surface interaction in the laboratory - Cecile Arnas

16:15 Dust issues in nuclear fusion reactors - Svetlana Ratynskaia (Royal Institute of Technology (KTH), Stockholm)

16:45 Theoretical and numerical characterisation of the adhesion and electrostatic charge of dust - Jan Deca

17:15 Discussion Session 3
Wednesday 14 June 2023
09:00
09:00 - 10:40
Room: 30/6-019
Contributions

09:00 Overview of UFOs during LHC operation - what we know, what we do not know - Anton Lechner (CERN)

09:30 UFO dynamics and pre-charged dust: Simulations and experimental observations at LHC - Bjorn Hans Filip Lindstrom (CERN)

10:00 Discussion Session 2
10:40
10:40 - 12:00
Room: 30/6-019
Contributions

10:40 Issues with beam-dust interaction inside the vacuum chamber at SuperKEKb - Yusuke Suetsugu (KEK)

11:10 Dust in accelerator vacuum systems: Vacuum manipulations and beam-screen treatment at LHC - Cedric Garion (CERN)

11:35 Surface laser treatment of vacuum systems and potential dust issues - Marcel Himmerlich (CERN)
12:00 Lunch break
Lunch break
12:00 - 13:30
13:30
13:30 - 16:10
Room: 30/6-019
Contributions

13:30 Analysis and possible sources of dust grains extracted from the LHC - Ana Teresa Perez Fontenla (CERN)

14:00 Dust issues and beam losses in LHC injection kickers: What can we learn from it? - Mike Barnes (CERN)

14:30 Dust issues at DESY (HERA, DORIS, PETRA) and how to avoid them at XFEL and FLASH - Lutz Lilje

15:00 Dust migration into RF cavities - Aveen Mahon (McGill University, (CA))

15:30 Discussion Session 4
16:10
16:10 - 17:30
Room: 30/6-019
Contributions

16:10 Visits
Thursday 15 June 2023
09:00
09:00 - 10:30
Room: 30/6-019
Contributions

09:00 Dust charging mechanisms in accelerators - Philippe Belanger (TRIUMF (CA))

09:30 Dust charging lofting experiments at LASP, University of Colorado - Xu Wang

10:00 Discussion Session 5
10:30
10:30 - 12:30
Room: 30/6-019
Contributions

10:30 Wrap-up and questions for the discussion - Christoph Wiesner (CERN)

11:00 Discussion: Most relevant aspects to be understood and studied? Next steps?
12:30 Lunch break
Lunch break
12:30 - 14:00

14:00

14:00 - 17:00

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