ICFA mini-Workshop on “Electromagnetic wake fields and impedances in particle accelerators"
from
Wednesday 23 April 2014 (21:00)
to
Monday 28 April 2014 (18:00)
Monday 21 April 2014
Tuesday 22 April 2014
Wednesday 23 April 2014
21:00
21:00 - 23:00
Thursday 24 April 2014
08:00
08:00 - 09:00
09:00
09:00 - 09:15
09:15
From the primary concept of coupling impedance to the most recent generalization
-
S. Danilov (ORNL)
(
ORNL
)
From the primary concept of coupling impedance to the most recent generalization
S. Danilov (ORNL)
(
ORNL
)
09:15 - 10:15
09:15 - 11:25
10:15
Coffee break
Coffee break
10:15 - 10:35
10:35
Review of all impedance-induced collective effects (RF heating, instabilities, etc.)
-
G. Rumolo (CERN)
(
CERN
)
Review of all impedance-induced collective effects (RF heating, instabilities, etc.)
G. Rumolo (CERN)
(
CERN
)
10:35 - 11:25
11:25
Computational electrodynamics - State of the art and future
-
T. Weiland (TUD)
(
TUD
)
Computational electrodynamics - State of the art and future
T. Weiland (TUD)
(
TUD
)
11:25 - 12:25
11:25 - 15:50
12:25
Lunch
Lunch
12:25 - 14:20
14:20
GdFidL
-
W. Bruns (BERLIN)
(
Technische Universitaet Berlin
)
GdFidL
W. Bruns (BERLIN)
(
Technische Universitaet Berlin
)
14:20 - 14:50
14:50
ABCI
-
Y.H. Chin (KEK)
(
KEK
)
ABCI
Y.H. Chin (KEK)
(
KEK
)
14:50 - 15:20
15:20
ECHO2(3)D
-
I. Zagorodnov (DESY)
ECHO2(3)D
I. Zagorodnov (DESY)
15:20 - 15:50
15:50
Coffee break
Coffee break
15:50 - 16:10
16:10
History and development of bench measurement techniques for impedance evaluation
-
A. Mostacci (ROME)
F. Caspers
(
CERN
)
History and development of bench measurement techniques for impedance evaluation
A. Mostacci (ROME)
F. Caspers
(
CERN
)
16:10 - 17:00
16:10 - 17:50
17:00
Review of all the beam-based measurement techniques
-
V. Sajaev (ANL)
(
ANL
)
Review of all the beam-based measurement techniques
V. Sajaev (ANL)
(
ANL
)
17:00 - 17:50
18:00
18:00 - 18:50
Friday 25 April 2014
09:00
E-cloud impedance
-
F. Zimmermann (CERN)
(
CERN
)
E-cloud impedance
F. Zimmermann (CERN)
(
CERN
)
09:00 - 09:45
09:00 - 10:30
09:45
CSR impedance
-
A. Novokhatski (SLAC)
(
SLAC
)
CSR impedance
A. Novokhatski (SLAC)
(
SLAC
)
09:45 - 10:30
10:30
Coffee break
Coffee break
10:30 - 10:50
10:50
Challenges for the CERN projects (LIU, HL-LHC and FCC)
-
E. Shaposhnikova (CERN)
(
CERN
)
Challenges for the CERN projects (LIU, HL-LHC and FCC)
E. Shaposhnikova (CERN)
(
CERN
)
10:50 - 11:30
10:50 - 15:20
11:30
Challenges for the FAIR project at GSI
-
O. Boine-Frankenheim (GSI)
(
GSI, Darmstadt, Germany
)
Challenges for the FAIR project at GSI
O. Boine-Frankenheim (GSI)
(
GSI, Darmstadt, Germany
)
11:30 - 12:10
12:10
Lunch
Lunch
12:10 - 14:00
14:00
Challenges for synchrotron light sources
-
R. Nagaoka (SOLEIL)
(
Synchrotron SOLEIL
)
Challenges for synchrotron light sources
R. Nagaoka (SOLEIL)
(
Synchrotron SOLEIL
)
14:00 - 14:40
14:40
Challenges for the XFEL project at DESY
-
I. ZAGORODNOV (DESY)
Challenges for the XFEL project at DESY
I. ZAGORODNOV (DESY)
14:40 - 15:20
15:20
Coffee break
Coffee break
15:20 - 15:40
15:40
Impedance model of a machine and associated challenges
-
B. Salvant (CERN)
(
CERN
)
Impedance model of a machine and associated challenges
B. Salvant (CERN)
(
CERN
)
15:40 - 16:30
15:40 - 18:10
16:30
Progress and challenges of high frequency diffraction limit in wakefield theory
-
G. STUPAKOV (SLAC)
Progress and challenges of high frequency diffraction limit in wakefield theory
G. STUPAKOV (SLAC)
16:30 - 17:20
17:20
Impedance, its allies, and the beam guards
-
A. Burov (FNAL)
(
Fermi National Accelerator Lab. (US)
)
Impedance, its allies, and the beam guards
A. Burov (FNAL)
(
Fermi National Accelerator Lab. (US)
)
17:20 - 18:10
20:30
20:30 - 23:30
Saturday 26 April 2014
09:00
09:00 - 12:20
The geometry effect of the space charge impedance
-
L. WANG (SLAC)
The geometry effect of the space charge impedance
L. WANG (SLAC)
09:00 - 09:30
09:30
2D wall impedance theory
-
N. Mounet (CERN)
(
CERN
)
2D wall impedance theory
N. Mounet (CERN)
(
CERN
)
09:30 - 10:00
10:00
Impedance of a ceramic break and its resonance structure
-
Y. SHOBUDA (J-PARC)
Impedance of a ceramic break and its resonance structure
Y. SHOBUDA (J-PARC)
10:00 - 10:30
10:30
Coffee break
Coffee break
10:30 - 10:50
10:50
Analytical methods for inserts of finite length as benchmarkers
-
N. Biancacci (CERN)
(
Universita e INFN, Roma I (IT)
)
Analytical methods for inserts of finite length as benchmarkers
N. Biancacci (CERN)
(
Universita e INFN, Roma I (IT)
)
10:50 - 11:20
11:20
Impedance computation in the frequency domain
-
U. Niedermayer (TUD)
(
T
)
Impedance computation in the frequency domain
U. Niedermayer (TUD)
(
T
)
11:20 - 11:50
11:50
High frequency transverse beam transfer functions
-
M. BLASKIEWICZ (BNL)
High frequency transverse beam transfer functions
M. BLASKIEWICZ (BNL)
11:50 - 12:20
12:20
Lunch
Lunch
12:20 - 14:10
14:10
14:10 - 15:40
Tapered transitions dominating the PETRA III impedance model
-
R. Wanzenberg (DESY)
(
DESY
)
Tapered transitions dominating the PETRA III impedance model
R. Wanzenberg (DESY)
(
DESY
)
14:10 - 14:40
14:40
Impedance of a rough surface vacuum chamber
-
A. Novokhatski (SLAC)
(
SLAC
)
Impedance of a rough surface vacuum chamber
A. Novokhatski (SLAC)
(
SLAC
)
14:40 - 15:10
15:10
Impedances of holes and slots
-
S. De Santis (LBNL)
(
LBNL
)
Impedances of holes and slots
S. De Santis (LBNL)
(
LBNL
)
15:10 - 15:40
15:40
Coffee break
Coffee break
15:40 - 16:30
16:30
16:30 - 18:30
The synchrotron light monitor of the LHC
-
M. Wendt (CERN)
(
CERN
)
The synchrotron light monitor of the LHC
M. Wendt (CERN)
(
CERN
)
16:30 - 17:00
17:00
Simulation studies for BPM and striplines
-
A. MORGAN (DLS)
Simulation studies for BPM and striplines
A. MORGAN (DLS)
17:00 - 17:30
17:30
Optimization of electrode shape for a stripline BPM
-
Y.H. Chin (KEK)
(
KEK
)
Optimization of electrode shape for a stripline BPM
Y.H. Chin (KEK)
(
KEK
)
17:30 - 18:00
18:00
Diagnostics devices in SLS and European XFEL: An intuitive view on wakes and impedances
-
M. Dehler (PSI)
(
PSI
)
Diagnostics devices in SLS and European XFEL: An intuitive view on wakes and impedances
M. Dehler (PSI)
(
PSI
)
18:00 - 18:30
18:30
18:30 - 20:00
Sunday 27 April 2014
08:00
08:00 - 18:00
Monday 28 April 2014
09:00
Impedance studies and mitigation techniques for LHC collimators and kickers
-
H. Day (CERN)
(
University of Manchester (GB)
)
Impedance studies and mitigation techniques for LHC collimators and kickers
H. Day (CERN)
(
University of Manchester (GB)
)
09:00 - 09:40
09:00 - 12:10
09:40
Geometrical beam coupling impedance of LHC collimators
-
M. Zobov (FRASCATI)
Geometrical beam coupling impedance of LHC collimators
M. Zobov (FRASCATI)
09:40 - 10:20
10:20
Coffee break
Coffee break
10:20 - 10:40
10:40
Kickers: simulations, theories, measurements and mitigation techniques
-
C. Zannini (CERN)
(
CERN
)
Kickers: simulations, theories, measurements and mitigation techniques
C. Zannini (CERN)
(
CERN
)
10:40 - 11:20
11:20
The SNS extraction kicker impedance
-
J. HOLMES (ORNL)
The SNS extraction kicker impedance
J. HOLMES (ORNL)
11:20 - 12:00
12:00
A trapped mode of the PEP-II emittance spoiler
-
A. Novokhatski (SLAC)
(
SLAC
)
A trapped mode of the PEP-II emittance spoiler
A. Novokhatski (SLAC)
(
SLAC
)
12:00 - 12:10
12:10
Lunch
Lunch
12:10 - 14:30
14:30
Impedance theory and related effects
-
E. Metral (CERN)
(
CERN
)
Impedance theory and related effects
E. Metral (CERN)
(
CERN
)
14:30 - 14:40
14:30 - 17:00
14:40
Impedance numerical simulations
-
R. Wanzenberg (DESY)
(
DESY
)
M.R. MASULLO (NAPLES)
Impedance numerical simulations
R. Wanzenberg (DESY)
(
DESY
)
M.R. MASULLO (NAPLES)
14:40 - 14:55
14:55
Impedance bench and beam-based measurements
-
U. VAN RIENEN (ROSTOCK)
Impedance bench and beam-based measurements
U. VAN RIENEN (ROSTOCK)
14:55 - 15:05
15:05
Extensions of the impedance concept
-
M. Blaskiewicz (BNL)
Extensions of the impedance concept
M. Blaskiewicz (BNL)
15:05 - 15:15
15:15
Challenges for new projects
-
Q. QINQ (IHEP)
Challenges for new projects
Q. QINQ (IHEP)
15:15 - 15:30
15:30
Building the impedance model of a machine
-
O. Boine-Frankenheim (GSI)
(
GSI, Darmstadt, Germany
)
Building the impedance model of a machine
O. Boine-Frankenheim (GSI)
(
GSI, Darmstadt, Germany
)
15:30 - 15:40
15:40
Space charge and resistive-wall impedances
-
Y.H. Chin (KEK)
G. Stupakov (SLAC)
Space charge and resistive-wall impedances
Y.H. Chin (KEK)
G. Stupakov (SLAC)
15:40 - 15:55
15:55
Coffee break
Coffee break
15:55 - 16:15
16:15
Geometrical impedance
-
F. Caspers (CERN)
(
CERN
)
Geometrical impedance
F. Caspers (CERN)
(
CERN
)
16:15 - 16:25
16:25
Impedance of diagnostics structures
-
S. De Santis (LBNL)
(
LBNL
)
Impedance of diagnostics structures
S. De Santis (LBNL)
(
LBNL
)
16:25 - 16:35
16:35
Impedance of collimators and kickers
-
G. Rumolo (CERN)
(
CERN
)
Impedance of collimators and kickers
G. Rumolo (CERN)
(
CERN
)
16:35 - 16:45
16:45
Final discussion and concluding remarks
Final discussion and concluding remarks
16:45 - 17:00