Name: Workshop on Linac Operation with Long Bunch Trains
Start: 2011-06-06T09:00:00+02:00
End: 2011-06-08T18:00:00+02:00
Location: DESY

Workshop on Linac Operation with Long Bunch Trains

from Monday 6 June 2011 (09:00) to Wednesday 8 June 2011 (18:00)

Monday 6 June 2011
14:00
14:00 - 15:30
Room: Sem. R. 2, Bldg. 3
Contributions

14:00 Welcome address - Nicholas Walker (DESY)

14:10 Scope and goals for the workshop - John Carwardine (Argonne)

14:30 Long bunch train operations at FLASH - Holger Schlarb (DESY)

15:10 The February 2011 9mA studies in an nutshell - Nicholas Walker (DESY)
15:30 coffee
coffee
15:30 - 16:00
Room: Sem. R. 2, Bldg. 3
16:00
16:00 - 18:00
Room: Sem. R. 2, Bldg. 3
Contributions

16:15 Detuning compensation studies, detuning calculations - Mariusz Grecki (DESY)

16:35 Results from the 'S1-Global' cryomodule tests at KEK - Shinichiro Michizono (KEK)

16:55 Vector Sum calibration in closed loop - Sven Pfeiffer (DESY)

17:05 Photon science with long bunch-trains - Rolf Treusch (HASYLAB at DESY)

17:25 Discussion
Tuesday 7 June 2011
09:00
09:00 - 10:30
Room: Sem. R. 2, Bldg. 3
Contributions

09:00 BAM electronics & software developments - Patrick Gessler (DESY)

09:20 Beam based FB implementation with SimconDSP and uTCA LLRF controllers - Wojciech Jalmuzna (DESY)

09:40 Results on BAM studies - Marie Bock (DESY)

10:00 Beam stabilization with MIMO controller and BBF - Christian Schmidt (DESY)

10:20 Discussion
10:30 coffee
coffee
10:30 - 11:00
Room: Sem. R. 2, Bldg. 3
11:00
11:00 - 12:30
Room: Sem. R. 2, Bldg. 3
Contributions

11:00 LLRF Front-end server implementation of BBF - Olaf Hensler (DESY)

11:20 Slow DAQ based long. feedback architecture - Raimund Kammering (Deutsches Elektronen-Synchrotron Hamburg)

11:40 Stability of photoinjector and impact of BBO crystal - Sebastian Schulz (DESY)

12:00 Discussion
12:30 lunch
lunch
12:30 - 14:00
Room: Sem. R. 2, Bldg. 3
14:00
14:00 - 15:30
Room: Sem. R. 2, Bldg. 3
Contributions

14:00 Energy regulation performance with beam loading - Christian Schmidt (DESY)

14:15 Investigation of individual cavity field stability and slopes on vector sum regulation - Wojciech Cichalewski (TUL-DMCS)

14:30 Gradient flatness studies results and analysis - Gustavo Cancelo (Fermilab)

14:50 Analysis of piezo sensor signals and their correlation to detuning - John Carwardine (Argonne)

15:05 Discussion
15:30 coffee
coffee
15:30 - 16:00
Room: Sem. R. 2, Bldg. 3
16:00
16:00 - 17:30
Room: Sem. R. 2, Bldg. 3
Contributions

16:00 Priorities and desired results from the next 9mA studies - John Carwardine (Argonne)

16:15 Planned LLRF upgrades - Frank Ludwig (DESY)

16:35 Parameter space for Pk/Ql studies at 6mA and high gradients - Gustavo Cancelo (Fermilab)

16:55 Proposed RTML studies at FLASH - Nikolay Solyak (Fermilab)

17:10 Discussion
18:30 Workshop Dinner
Workshop Dinner
18:30 - 21:30
Room: DESY Bistro
Wednesday 8 June 2011
09:00
09:00 - 10:30
Room: Sem. R. 2, Bldg. 3
Contributions

09:00 XFEL (FLASH2) MPS system - Dirk Noelle (DESY)

09:20 FLASH Beam Loss Monitor System - Alexander Kaukher (DESY)

09:40 FLASH MPS Philosophy - Siegfried Schreiber (DESY)

10:00 Discussion
10:30 coffee
coffee
10:30 - 11:00
Room: Sem. R. 2, Bldg. 3
11:00
11:00 - 12:30
Room: Sem. R. 2, Bldg. 3
Contributions

11:00 Overview of the FLASH2 Project - Bart Faatz (DESY)

11:15 LLRF options and tests - Valeri Ayvazyan (DESY)

11:35 Timing issues - Patrick Gessler (DESY)

11:55 Kicker stability and flatness measurements - Frank Obier (DESY)

12:10 Discussion
12:30 lunch
lunch
12:30 - 14:00
Room: Sem. R. 2, Bldg. 3
14:15
14:15 - 15:30
Room: Sem. R. 2, Bldg. 3
Contributions

14:15 Reaching higher average gradients for 9mA studies - Nicholas Walker (DESY)

14:35 Proposed Pk/Ql studies at NML (via webex) - Brian Chase (FNAL)

14:55 Lorentz-force detuning compensation using Least-Squares optimization (via webex) - Yuriy Pischalnikov (Fermilab)

15:10 Discussion
15:30 coffee
coffee
15:30 - 16:00
Room: Sem. R. 2, Bldg. 3
16:00
16:00 - 17:10
Room: Sem. R. 2, Bldg. 3
Contributions

16:00 Discussion of key findings and future plans

17:00 Closing remarks

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