ICFA mini-Workshop on “Electromagnetic wake fields and impedances in particle accelerators"

23 Apr 2014, 21:00 → 28 Apr 2014, 18:00 Europe/Zurich

Elias Metral (CERN), Vittorio Giorgio Vaccaro (Universita e INFN (IT))

ICFA mini-Workshop on “Electromagnetic wake fields and impedances in particle accelerators" to be held in Erice, Sicily, in 2014 from April 24th to April 28th. The Workshop will be hosted by "ETTORE MAJORANA FOUNDATION AND CENTRE FOR SCIENTIFIC CULTURE".

THE ROOTS OF WESTERN CIVILIZATION

The quadrilingual gravestone in Ziza Museum in Palermo, Sicily.
The languages are Latin, Greek, Arabic and Hebrew. The dates appearing in the four languages, each computed in its own calendar, correspond to 1148 a.d. .

Wednesday, 23 April

21:00 → 23:00 Get-Together-Party (location: San Rocco cloister)

Thursday, 24 April

08:00 → 09:00 Workshop registration

09:00 → 09:15 Welcome address (V.G. Vaccaro, Naples)

09:15 → 10:15 From the primary concept of coupling impedance to the most recent generalization

Speaker: S. Danilov (ORNL) (ORNL)

Slides DanilovEricefinal.ppt

09:15 → 11:25 Session 1: Impedance theory and related effects

Convener: Metral (CERN) E (CERN)

10:15 → 10:35 Coffee break

10:35 → 11:25 Review of all impedance-induced collective effects (RF heating, instabilities, etc.)

Speaker: G. Rumolo (CERN) (CERN)

Slides GR-ReviewImp_cut_2.pdf GR-ReviewImp_cut_2.pptx

11:25 → 12:25 Computational electrodynamics - State of the art and future

Speaker: T. Weiland (TUD) (TUD)

Slides Erice-Wakefield-WS_2014-04-23-d-PRINTVERSION-R.pdf

11:25 → 15:50 Session 2: Impedance numerical simulations

Conveners: Masullo (Naples) M.R, R. Wanzenberg (DESY) (DESY)

12:25 → 14:20 Lunch

14:20 → 14:50 GdFidL

Speaker: W. Bruns (BERLIN) (Technische Universitaet Berlin)

Slides GdfidL-2014-04-2x.pdf

14:50 → 15:20 ABCI

Speaker: Y.H. Chin (KEK) (KEK)

Slides ABCI_Erice.ppt

15:20 → 15:50 ECHO2(3)D

Speaker: I. Zagorodnov (DESY)

Slides Zagorodnov_ECHO.pptx

15:50 → 16:10 Coffee break

16:10 → 17:00 History and development of bench measurement techniques for impedance evaluation

Speakers: A. Mostacci (ROME), F. Caspers (CERN)

Slides Erice_impedance_meas.pdf Erice_impedance_meas.pptx

16:10 → 17:50 Session 3: Impedance bench and beam-based measurements

Convener: Van Rienen (Rostock) U

17:00 → 17:50 Review of all the beam-based measurement techniques

Speaker: V. Sajaev (ANL) (ANL)

Slides impedMeasurements.pdf

18:00 → 18:50 Not all, but a bit of all about Sicily

Convener: Vaccaro (Naples) V.G (Universita e INFN (IT))

Friday, 25 April

09:00 → 09:45 E-cloud impedance

Speaker: F. Zimmermann (CERN) (CERN)

Slides extensions_of_the_impedance_concept_-_final.pdf extensions_of_the_impedance_concept_-_final.pptx

09:00 → 10:30 Session 4: Extensions of the impedance concept

Convener: Blaskiewicz (BNL) M

09:45 → 10:30 CSR impedance

Speaker: A. Novokhatski (SLAC) (SLAC)

Slides SN_CSR.pptx

10:30 → 10:50 Coffee break

10:50 → 11:30 Challenges for the CERN projects (LIU, HL-LHC and FCC)

Speaker: E. Shaposhnikova (CERN) (CERN)

Slides ShaposhnikovaChallenges_CERN.pptx

10:50 → 15:20 Session 5: Impedance challenges for new projects

Convener: Qin (IHEP) Q

11:30 → 12:10 Challenges for the FAIR project at GSI

Speaker: O. Boine-Frankenheim (GSI) (GSI, Darmstadt, Germany)

Slides boinefrank_fair.pdf

12:10 → 14:00 Lunch

14:00 → 14:40 Challenges for synchrotron light sources

Speaker: R. Nagaoka (SOLEIL) (Synchrotron SOLEIL)

Slides Nagaoka_RN_ICFA_workshop2014.pdf

14:40 → 15:20 Challenges for the XFEL project at DESY

Speaker: I. ZAGORODNOV (DESY)

Slides Zagorodnov_XFEL.pptx

15:20 → 15:40 Coffee break

15:40 → 16:30 Impedance model of a machine and associated challenges

Speaker: B. Salvant (CERN) (CERN)

Slides Building_impedance_model_-_Erice_v3.pdf Building_impedance_model_-_Erice_v3.pptx

15:40 → 18:10 Session 6: Building the impedance model of a machine

Convener: Boine-Frankenheim (GSI) O (GSI, Darmstadt, Germany)

16:30 → 17:20 Progress and challenges of high frequency diffraction limit in wakefield theory

Speaker: G. STUPAKOV (SLAC)

Slides Erice_talk_2014.pdf

17:20 → 18:10 Impedance, its allies, and the beam guards

Speaker: A. Burov (FNAL) (Fermi National Accelerator Lab. (US))

Slides Burov_Erice_Talk.pdf

20:30 → 23:30 Banquet

Saturday, 26 April

09:00 → 12:20 Session 7: Space charge and resistive-wall impedances

Conveners: Chin (KEK) Y.H (KEK), Stupakov (SLAC) G (S)

09:00 → 09:30 The geometry effect of the space charge impedance

Speaker: L. WANG (SLAC)

Slides Erice_wang.pdf

09:30 → 10:00 2D wall impedance theory

Speaker: N. Mounet (CERN) (CERN)

Slides wall_impedance_theory_Erice_26042014-expanded.pdf

10:00 → 10:30 Impedance of a ceramic break and its resonance structure

Speaker: Y. SHOBUDA (J-PARC)

Slides ceramicbreaknew4.pdf

10:30 → 10:50 Coffee break

10:50 → 11:20 Analytical methods for inserts of finite length as benchmarkers

Speaker: N. Biancacci (CERN) (Universita e INFN, Roma I (IT))

Slides Talk_Biancacci_Erice2014.pdf

11:20 → 11:50 Impedance computation in the frequency domain

Speaker: U. Niedermayer (TUD) (T)

Slides TalkUNupload.pdf

11:50 → 12:20 High frequency transverse beam transfer functions

Speaker: M. BLASKIEWICZ (BNL)

Slides erice2_talk_blaskiewicz.ppt

12:20 → 14:10 Lunch

14:10 → 15:40 Session 8: Geometrical impedance

Convener: Caspers (CERN) F (CERN)

14:10 → 14:40 Tapered transitions dominating the PETRA III impedance model

Speaker: R. Wanzenberg (DESY) (DESY)

Slides p3_erice2014.ppt

14:40 → 15:10 Impedance of a rough surface vacuum chamber

Speaker: A. Novokhatski (SLAC) (SLAC)

Slides SN_Roughness.pptx

15:10 → 15:40 Impedances of holes and slots

Speaker: S. De Santis (LBNL) (LBNL)

Slides

• DeSantisNew.pdf
• DeSantisNew.pptx
• onehole.avi

15:40 → 16:30 Coffee break

16:30 → 18:30 Session 9: Impedance of diagnostic structures

Convener: De Santis (LBNL) S (LBNL)

16:30 → 17:00 The synchrotron light monitor of the LHC

Speaker: M. Wendt (CERN) (CERN)

Slides Wendt_LHC_SyncLightMonitor.pdf Wendt_LHC_SyncLightMonitor.pptx

17:00 → 17:30 Simulation studies for BPM and striplines

Speaker: A. MORGAN (DLS)

Poster ICFA_2014_poster_A_Morgan.pdf

Slides ICFA_2014_pesentation_A_Morgan.pdf ICFA_2014_pesentation_A_Morgan.pptx

17:30 → 18:00 Optimization of electrode shape for a stripline BPM

Speaker: Y.H. Chin (KEK) (KEK)

Slides ElecrodeShape@Erice3.ppt

18:00 → 18:30 Diagnostics devices in SLS and European XFEL: An intuitive view on wakes and impedances

Speaker: M. Dehler (PSI) (PSI)

Slides Dehler.pdf Dehler.pptx

18:30 → 20:00 Poster session

Sunday, 27 April

08:00 → 18:00 Full-day excursion

Monday, 28 April

09:00 → 09:40 Impedance studies and mitigation techniques for LHC collimators and kickers

Speaker: H. Day (CERN) (University of Manchester (GB))

Slides Hugo-Erice-MKIs.pdf

09:00 → 12:10 Session 10: Impedance of collimators and kickers

Convener: Rumolo (CERN) G (CERN)

09:40 → 10:20 Geometrical beam coupling impedance of LHC collimators

Speaker: M. Zobov (FRASCATI)

Slides Zobov_Erice2014.pdf Zobov_Erice2014.ppt

10:20 → 10:40 Coffee break

10:40 → 11:20 Kickers: simulations, theories, measurements and mitigation techniques

Speaker: C. Zannini (CERN) (CERN)

Slides kicker_erice_3.pptx

11:20 → 12:00 The SNS extraction kicker impedance

Speaker: J. HOLMES (ORNL)

Slides Holmes.pdf Holmes.pptx

12:00 → 12:10 A trapped mode of the PEP-II emittance spoiler

Speaker: A. Novokhatski (SLAC) (SLAC)

Slides Novokhatski_Spoiler.pdf

12:10 → 14:30 Lunch

14:30 → 14:40 Impedance theory and related effects

Speaker: E. Metral (CERN) (CERN)

Slides Session1_Summary_EM.pdf

14:30 → 17:00 Session 11: Summaries

Convener: Vaccaro (Naples) V.G (Universita e INFN (IT))

14:40 → 14:55 Impedance numerical simulations

Speakers: M.R. MASULLO (NAPLES), R. Wanzenberg (DESY) (DESY)

Slides Wanzemberg_erice-summary.pptx

14:55 → 15:05 Impedance bench and beam-based measurements

Speaker: U. VAN RIENEN (ROSTOCK)

Slides Van_Rienen_Summary_Impedance_Measurements.pdf

15:05 → 15:15 Extensions of the impedance concept

Speaker: M. Blaskiewicz (BNL)

Slides session4summary.ppt

15:15 → 15:30 Challenges for new projects

Speaker: Q. QINQ (IHEP)

Slides Summary-session_5.pdf Summary-session_5.pptx

15:30 → 15:40 Building the impedance model of a machine

Speaker: O. Boine-Frankenheim (GSI) (GSI, Darmstadt, Germany)

Slides Summary_session_Erice.pptx

15:40 → 15:55 Space charge and resistive-wall impedances

Speakers: G. Stupakov (SLAC), Y.H. Chin (KEK)

Slides Summary_Chin@Erice.ppt summary_stupakov.pdf

15:55 → 16:15 Coffee break

16:15 → 16:25 Geometrical impedance

Speaker: F. Caspers (CERN) (CERN)

Slides Session_8_summary_Caspers.pdf

16:25 → 16:35 Impedance of diagnostics structures

Speaker: S. De Santis (LBNL) (LBNL)

Slides

• bsrt_default_Econtour_NoFerrite.gif
• bsrt_Ecountour_CopperTaperDielectricMirror.gif
• Summary9.pdf
• Summary9.pptx

16:35 → 16:45 Impedance of collimators and kickers

Speaker: G. Rumolo (CERN) (CERN)

Slides Rumolo-summary-session10.pdf Rumolo-summary-session10.pptx

16:45 → 17:00 Final discussion and concluding remarks