Name: Second Topical Workshop on Instabilities, Impedance and Collective Effects (TWIICE 2)
Start: 2016-02-08T08:15:00+00:00
End: 2016-02-10T17:35:00+00:00
Location: The Cosener's House

Second Topical Workshop on Instabilities, Impedance and Collective Effects (TWIICE 2)

from Monday, 8 February 2016 (08:15) to Wednesday, 10 February 2016 (17:35)

Monday, 8 February 2016

08:15

08:15 - 08:45
Room: The Garden Room
08:45
08:45 - 09:00
Room: The Garden Room
Contributions

08:50 Welcome - Richard Walker (Diamond Light Source)

08:55 Charge - riccardo bartolini (Diamond Light Source and John Adams Institute)
09:00
09:00 - 13:05
Room: The Garden Room
Contributions

09:00 Shortly it will be fifty, but it doesn't look like it - Vittorio Vaccaro (Universita e INFN, Napoli (IT))

09:45 Efficiency of feedbacks and Landau damping for low-emittance bunches - Alexey Burov (Fermi National Accelerator Lab. (US))

10:20 New results in theory of CSR wakefields - Gennady Stupakov (S)

11:25 Theoretical results for the CSR-driven instability with negative momentum compaction factor - Peter Kuske (Bessy II)

11:50 Two particle model for studying the effects of space-charge force on strong head-tail instabilities - Yong Ho Chin (KEK)

12:15 Comparison of “quasi instantaneous” measurements of bursting thresholds with bunched beam theory - Miriam Brosi (KIT)

12:40 Operating synchrotron light sources with a high gain free electron laser - Simone Di Mitri (Elettra Sincrotrone Trieste)
13:05 Lunch break
Lunch break
13:05 - 14:30
Room: Dining room
14:30
14:30 - 18:05
Room: The Garden Room
Contributions

14:30 Review on collective effects - Karl Bane (SLAC)

15:05 Overview of collective effects for the ESRF upgrade - Simon White (ESRF)

15:30 Impedance and single-bunch instabilities for the APS upgrade - Ryan Lindberg (APS)

15:55 Analysis of single- and multi-bunch collective effects in NSLS-II - Gabriele Bassi (Brookhaven National Laboratory)

16:50 Progress on macro-particle simulations of fast beam ion instabilities in the framework of the PyHEADTAIL code - Lotta Mether (CERN)

17:15 Wakefield Code ECHO: Algorithms and Applications - Igor Zagorodnov (DESY)

17:40 A Parallelized Vlasov-Fokker-Planck Solver for Desktop PCs - Patrik Schoenfeldt (KIT)
18:05

18:05 - 18:30
Room: The Garden Room

18:30

18:30 - 20:00
Room: Dining room
Tuesday, 9 February 2016
09:00
09:00 - 12:50
Room: The Garden Room
Contributions

09:00 The impedance of NEG coating and effects of its thickness - Yong Ho Chin (KEK)

09:25 NEG properties characterization at ultra-high frequencies - Eirini Koukovini Platia (Diamond)

09:50 Instability studies in the CLIC damping rings including radiation damping - Andrea Passarelli (Technische Universitaet Darmstadt (DE))

10:15 Instabilities studies at MAXIV - Francis Cullinan (SOLEIL)

11:10 Calculation of Coupled Bunch Effects for BESSY VSR - Martin Ruprecht (Helmholtz-Zentrum Berlin (HZB))

11:35 Simultaneous simulation of single- and multi-bunch collective effects for the APS upgrade - Michael Borland (Argonne National Laboratory)

12:00 Study of resistive wall induced microwave instability for SLS-2 - Haisheng Xu (PSI)

12:25 Latest studies on the stabilization mechanisms of beam coherent motions induced by harmonic cavities - Francis Cullinan (SOLEIL)
12:50 Lunch break
Lunch break
12:50 - 14:15
Room: Dining room
14:15
14:15 - 18:05
Room: The Garden Room
Contributions

14:15 Beam dynamics meets diagnostics - Giuliano Franchetti

14:40 Longitudinal bunch-by-bunch feedback at DLS - Guenther Rehm (Diamond Light Source)

15:05 Triangle and concave pentagon electrodes for an improved broadband frequency response of stripline beam position monitors - Yong Ho Chin (KEK)

15:30 Bunch-by-bunch feedback: advanced control and diagnostic techniques - Dmitry Teytelman (SLAC)

16:25 Progress on intra-bunch feedback for the SPS - beam measurements and dynamics with feedback - John Fox

16:50 Experimental investigations of CSR instabilities at SOLEIL: recent results using high-repetition rate electro-optical sampling - Serge Bielawski (LILLE)

17:15 Diagnostics for collective effect studies at ESRF - Eric PLOUVIEZ (ESRF)

17:40 Investigation of turn-by-turn micro-bunch instabilities using an ultra-fast Schottky barrier diode detector array - Aiveen Finn (Royal Holloway, University of London)
18:30
18:30 - 22:30
Contributions

19:00 Departure for Trinity College

19:30 Reception drinks

20:00 Dinner at Trinity College
Wednesday, 10 February 2016
09:00
09:00 - 10:45
Room: The Garden Room
Contributions

09:00 Impedances and collective effects at Elettra - Emanuel Karantzoulis (Elettra - Sincrotrone Trieste)

09:25 Collective effects in SOLEIL - Ryutaro Nagaoka (Synchrotron SOLEIL)

09:50 Impedance issues in KEKB and SuperKEKB - Demin Zhou (KEK)
10:45
10:45 - 16:00
Room: The Garden Room
Contributions

10:45 Modeling of the single bunch detuning at ALBA - Thomas Guenzel (CELLS/ALBA)

11:10 Simultaneous detection of longitudinal and transverse signatures of CSR instabilities at ANKA - Benjamin Kehrer (Karlsruhe Institute of Technology)

11:35 Multibunch instabilities at DLS - riccardo bartolini (Diamond Light Source and John Adams Institute)

12:00 Experimental and numerical studies at SOLEIL on incoherent tune shifts - Ryutaro Nagaoka (Synchrotron SOLEIL)

13:50 Single bunch instabilities at DLS: experimental and simulation studies - Eirini Koukovini Platia (Diamond)

14:15 First time observed radiation effects for protons in LHC - Giovanni Iadarola (CERN)

14:40 Pushing the space charge limit in the CERN LHC injectors - Hannes Bartosik (CERN)

15:05 Ion effects in the APS injector and storage ring - Joseph Calvey (APS)
16:00
16:00 - 17:15
Room: The Garden Room
Contributions

16:00 Summary on Theory session - Karl Bane (SLAC)

16:15 Summary on Simulation I session - Ryutaro Nagaoka (Synchrotron SOLEIL)

16:30 Summary on Simulation II session - Giovanni Rumolo (CERN)

16:45 Summary on Diagnostics and Instrumentation - Peter Kuske (HZB, Humboldt-innovation GmbH)

17:00 Summary on Facility reports and first part of Measurements and Simulations sessions - Benoit Salvant (CERN)
17:15
17:15 - 17:25
Room: The Garden Room
Contributions

17:15 Cosener's TWIICE 2 photos

17:20 Trinity College Dinner