TESLA Technology Collaboration (TTC) Meeting<BR>February 28-March 3 2011<BR>Milano, Italy

28 Feb 2011, 08:30 → 3 Mar 2011, 13:30 Europe/Rome

Sala Napoleonica (Palazzo Greppi, University of Milano, Milano, Italy)

Carlo Pagani (MI)

The mission of the TESLA Technology Collaboration (the Collaboration) is to advance SCRF technology R & D and related accelerator studies across the broad diversity of scientific applications, and to keep open and provide a bridge for communication and sharing of ideas, developments, and testing across associated projects.

To this end the Collaboration supports and encourages free and open exchange of scientific and technical knowledge, expertise, engineering designs, and equipment.

You are welcome to the yearly TTC meeting hosted in Milano by the University of Milan and INFN Sezione di Milano.

Istituto Nazionale di Fisica Nucleare Sezione di Milano	Università degli Studi di Milano Dipartimento di Fisica

Monday, 28 February

08:30 → 09:00 Registration

Delegates register and get badges

09:00 → 11:00 Opening Plenary 1: Welcome and introduction, status and progress reports

Convener: Carlo Pagani (INFN)

09:00 Welcome by University of Milano and INFN

Speaker: Carlo Pagani (MI)

09:10 Introduction and update since last meeting

Speaker: Yoshishige Yamazaki (JPARC)

Slides 110228_TTC_final.ppt

09:30 ESS Status and Plans

Speaker: Romuald Duperrier (CEA)

Slides RDuperrier_Accelerator_20110228.pdf

10:00 XFEL Progress and Status

Speaker: Hans Weise (DESY)

Slides XFEL_Accelerator_Weise.ppt

videos MVI_0439.avi

10:30 The KoRIA Project

Speaker: Seung-Woo Hong (SKKU)

Slides KoRIA-TTC-HONG.pptx

10:50 The KoRIA superconducting accelerator

Speaker: Tae-Sun Park (SKKU)

Slides tspark-Isol-Linac.ppt

11:00 → 11:30 Coffee Break

11:30 → 13:30 Opening Plenary 2: News and highlights from other meeting and workshops, WG intro

11:30 Summary of HOM Workshop at CORNELL

Speaker: Matthias Liepe (Cornell)

Slides Liepe_HOM_workshop.pptx

video01 FR101_M1.mov

11:50 Summary of Thin Film Workshop

Speaker: Vincenzo Palmieri (LNL)

Slides seminario_Palmieri.pptx

12:10 Summary of Large Grain Workshop

Speaker: Ganapati Myneni (JLAB)

Slides Myneni_TTC_Feb__2011_Milano.pdf

12:30 Introduction of WG-1: Operational Performances of Cavities and Cryomodules

Speaker: Eiji Kako (KEK)

Slides Introduction_of_WG-1,_TTC_at_Milano.pdf Introduction_of_WG-1,_TTC_at_Milano.ppt

12:35 Introduction of WG-2: Design and Fabrication of Cavities and Cryomodules

Speaker: Axel Matheisen (DESY)

Paper WG2_session_overview_AM.pdf

12:40 Introduction of WG-3: Open Discussion and Talks on SRF Topics

Speaker: Peter Kneisel (JLAB)

Slides Working_Group_3_Program.pdf

12:45 Open Discussion and WG Organization

13:30 → 14:30 CB Meeting

Convener: Yoshishige Yamazaki (JPARC)

13:30 Meeting of the TTC Collaboration Board

Slides Report_from_the_host_of_the_next_TTC.ppt

13:30 → 14:30 Lunch Break

14:30 → 16:30 WG-1 Session 1: Cavity Performance

Operational performances of cavities and cryomodules

Conveners: Camille Ginsburg (FNAL), John Mammosser (JLAB)

14:30 Recent VT Results in the STF-2 Cavities

Speaker: Yasuchika Yamamoto (KEK)

Slides Recent_VT_Results_in_the_STF-2_cavities.ppt

14:50 Experience with the CEBAF 12 GeV Cavities to-date

Speaker: Charles Reece (JLAB)

Slides 12GeVCav_TTC_Reece.pdf

15:10 Recent Cavity VT Results at DESY

Speaker: Reschke Detlef (DESY)

Slides vertical_test_results_DESY.ppt.ppt

15:30 Recent Cavity VT Results at FNAL

Speaker: Camille Ginsburg (FNAL)

Slides 20110228_TTCMtg_Ginsburg.pptx

15:50 Data from Explosive Field Emission in Vertical Tests

Speaker: Joe Ozelis (FNAL)

Slides TTC2011-FEEvents-Ozelis.pdf TTC2011-FEEvents-Ozelis.pptx

16:10 Overall Discussion

16:30 → 17:00 Coffee Break

17:00 → 18:30 WG-1 Session 1: Cryomodule Performances

Operational performances of cavities and cryomodules

17:00 High Power Tests in S1-G Cryomodule

Speaker: Eiji Kako (KEK)

Slides S1-Global_at_TTC_in_Milano,_2011,_Feb_28.pdf S1-Global_at_TTC_in_Milano,_2011,_Feb_28.ppt

17:20 Comparison of Tuner Performances in S1-G

Speaker: Rocco Paparella (INFN)

Slides Comparison_of_Tuner_Performance_in_S1-G_Cryomodule.pdf Comparison_of_Tuner_Performance_in_S1-G_Cryomodule.ppt

17:35 Cryomodule Performances in CM1 at FNAL

Speaker: Elvin Harms (FNAL)

Slides CM-1_for_TTC_03-11.pdf

17:55 Cryomodule Performances in FLASH and XFEL

Speaker: Denis Kostin (DESY)

Slides cryomodule_performance_TTC_DKostin.ppt HOM_coupler_MP_TTC_DKostin.ppt

18:15 Overall Discussion

18:30 → 19:30 Welcome reception

Offered by the Department of Physics of the University

Tuesday, 1 March

09:00 → 10:00 WG-1 Session 2: Data to expect from near-future large scale cavity/cryomodule systems

Field emission performance after EP, Defect identification status. Low beta cavity performance and limitations.

Conveners: Denis Kostin (DESY), Eiji Kako (KEK)

09:00 Cryomodule tests at DESY. Topic introduction.

Speaker: Denis Kostin (DESY)

Slides cryomodule_test_discussion_TTC_DKostin.ppt cryomodule_test_TTC_DKostin.ppt

09:20 Discussion on experience exchange between low and high beta.

09:40 E.ZANON Infrastructure Status for XFEL

Speaker: Giorgio Corniani (EZ)

Slides ZANON-Infrastructure_status_XFEL_(2007)150.pptx

10:00 → 11:00 WG-1 Session 2: Low beta cavity performance and limitations

Field emission performance after EP, Defect identification status. Low beta cavity performance and limitations.

Conveners: John Mammosser (JLAB), Paolo Pierini (INFN)

10:00 ESS SC Cavity R&D Plans

Speaker: Guillaume Devanz (CEA)

Slides ttc-meeting-ESS-cavities.pptx

10:15 SC Activities at IAP Frankfurt

Speaker: Marco Busch (IAP)

Slides SC_Activities_at_IAP_Frankfurt.ppt

10:30 Low beta cavities and tuners development at FNAL

Speaker: Leonardo Ristori (FNAL)

Slides TTC-Low_beta_Spoke_Resonators.pdf TTC-Low_beta_Spoke_Resonators.pptx

10:45 Estimation of ESS cavity-to-cavity coupling

Speaker: Stephen Molloy (RHUL)

Slides milan_ttc.pdf

11:00 → 11:30 Coffee Break

11:30 → 13:30 WG-2 Session 1: Issues with large-scale production of Cavities/Cryomodules - Challenges and plans for XFEL, and ongoing efforts elsewhere

Power couplers, cryomodule operating experience

Conveners: Olivier Napoly (CEA), Waldemar Singer (DESY)

11:30 1.3 GHz SC Cavity for the European XFEL

Speaker: Waldemar Singer (DESY)

Slides 1.3GHz_XFEL_CVs_WS.pptx

12:00 Status of CEA-Saclay XFEL Module Assembly Infrastructure

Speaker: Catherine Madec (CEA)

Slides 2011_03_01_XFEL_prototyping_at_Saclay.ppt

12:30 Material for XFEL and ILC - Where is the bottleneck?

Speaker: Waldemar Singer (DESY)

Slides Material_For_XFELand_ILC_WS_BS.pptx

13:00 ACC39 operation at FLASH

Speaker: Elmar Vogel (DESY)

Slides TTC_Meeting_INFN_March_2011_-_ACC39_operation_at_FLASH.pdf TTC_Meeting_INFN_March_2011_-_ACC39_operation_at_FLASH.pptx

13:05 Status and plan for the 3.9 GHz section of XFEL

Speaker: Paolo Pierini (INFN)

Slides TTC_Meeting_2011_3H_XFEL_Status_Pierini.ppt

13:15 Discussion

13:30 → 14:30 Lunch Break

14:30 → 16:00 WG-2 Session 1: Infrastructure status and plans

Power coupler, cryomodule operating experience

Conveners: Axel Matheisen (DESY), Takayuki Saeki (KEK)

14:30 CERN Status

Speaker: Wolfgang Weingarten (CERN)

Slides Infrastructure_status_and_plans_at_CERN.pdf Infrastructure_status_and_plans_at_CERN.pptx

14:45 University of Wuppertal Status

Speaker: Guenter Mueller (University of Wuppertal)

Slides TTC-Mailand-11-BUW.pdf TTC-Mailand-11-BUW.ppt

15:00 DESY Status

Speaker: Axel Matheisen (DESY)

Slides TTC_WG_2_Infrastructureat_DESY_.ppt

15:15 Progress in the cavity fabrication pilot plant at KEK

Speaker: Takeyuki Saeki (KEK)

Slides 20110301TTC-saeki.pdf 20110301TTC-saeki.ppt

15:30 CEA-Saclay Status

Speaker: Olivier Napoly (CEA)

Slides Saclay_status_TTC_Milano_March_2011_1.pptx

15:45 TEDF Facility

Speaker: Charles Reece (JLAB)

Slides TEDF_TTC_Reece.pdf

16:00 → 16:30 Coffee Break

16:30 → 18:00 WG-2 Session 1: Power couplers (Cleaning vs. performances, designs for high beam power)

Power couplers, cryomodule operating experience

Conveners: Alain Fallou (LAL), Wolf-Dietrich Moeller (DESY)

16:30 Cleaning Methods of SRF Power Couplers

Speaker: Mircea Stirbet (JLAB)

Slides Cleaning_Methods_for_SRF_Power_Couplers.pdf Cleaning_Methods_for_SRF_Power_Couplers.pptx

17:00 Findings in Couplers after Operation in Cavities

Speaker: Denis Kostin (DESY)

Slides coupler_problems_TTC_DKostin.ppt

17:30 Discussion

Slides 20110301_TTC_FNALcouplers_Ginsburg.pptx

Wednesday, 2 March

09:00 → 11:00 WG-2 Session 2: Pressure vessel certification and Cryomodule Design

Cryomodule design issues, pressure vessel certification

Convener: Axel Matheisen (DESY)

09:00 Pressure Vessel Certifications: How are Various Labs Addressing Requirements

Speaker: Axel Matheisen (DESY)

Slides TTC_WG__ped_items_DESY@DESY.ppt

09:20 FNAL Pressure Vessel Compliance Strategy

Speaker: Arkadi Klebaner (FNAL)

Slides WG2_S2_FERMILAB_SRF_PRESSURE_SAFETY.pdf

09:30 Discussion/Comparison on Pressure Vessel approaches

Slides SCRF-Cav-HPC-Regulation-Japan-110302.pptx

09:45 Construction of cERL Injector Cryomodule at KEK

Speaker: Shuichi Noguchi (KEK)

Slides Injector_Cryomodule_for_cERL.ppt

10:05 CW Cryomodule Optimisation and Development for ERL Applications

Speaker: Peter McIntosh (STFC)

Slides Frostline_2010_05_17.wmv McIntosh_-_TTC_Milan_v4.pptx

10:25 Design and Construction Experiences for the ERL Phase 1B Cryomodule

Speaker: Matthias Liepe (Cornell)

Slides dscn8057.mov Liepe_ERL_Modules.pptx

10:45 JINR activity on design of the 4th generation cryomodule

Speakers: Asiya Sukhanova (JINR), Grigori Shirkov (JINR)

Slides JINR__Activity_3.ppt

11:00 → 11:30 Coffee Break

11:30 → 12:30 WG-2 Session 2: Low beta design issues for cavities and modules

Cryomodule design issues, pressure vessel certification

Conveners: John Mammosser (JLAB), Paolo Pierini (INFN)

11:30 IFMIF SC HWR Cryomodule Development

Speaker: Ms Fabienne ORSINI (CEA SACLAY)

Slides TTCMeeting_Milan_forsini_02March2011_v2.pptx

11:45 Low beta cryomodule developments at FNAL

Speaker: Tom Nicol (FNAL)

Slides Low_beta_cryomodule_development_at_Fermilab_-_TTC_WG-2_-_TNicol.pdf Low_beta_cryomodule_development_at_Fermilab_-_TTC_WG-2_-_TNicol.ppt

12:00 Plans for CERN SPL Test Cryomodule

Speaker: Wolfgang Weingarten (CERN)

Slides Plans_for_CERN_SPL_Test_Cryomodule.pdf Plans_for_CERN_SPL_Test_Cryomodule.pptx

12:15 Spiral 2 Cavities and Cryomodule Tests

Speaker: Guillaume Olry (IPN Orsay)

Slides olry_SPIRAL2_.pptx

12:30 → 13:30 WG-3 Session 1: Surface Treatments, new Procedures

Open Discussions and Talks on SRF Topics

Conveners: Peter Kneisel (JLAB), Wolf-Dietrich Moeller (DESY)

12:30 Progress in Barrel Polishing

Speaker: Charlie Cooper (FNAL)

Slides cbpttc_Cooper_.pdf cbpttc_Cooper_.pptx

12:50 New and Improved Methods for Characterizing Nb Surface Roughness

Speaker: Charles Reece (JLAB)

Slides TopoAnal_TTC_Reece.pdf

13:10 Surface Roughness Investigations on Niobium Samples using Optical Profilometry

Speaker: Guenter Mueller (University of Wuppertal)

Slides TTC-Mailand-11-FRT.pdf TTC-Mailand-11-FRT.ppt

13:30 → 14:30 Lunch Break

13:30 → 14:30 TB Meeting

13:30 Meeting of the TTC Technical Board

14:30 → 16:00 WG-3 Session 1: Surface Treatments, new Procedures (continued)

Open Discussions and Talks on SRF Topics

14:30 Exploration of Post EP Cleaning on End-Group of ILC-type Cavities

Speaker: Kenji Saito (KEK)

Slides Exploration_of_Post_EP_Cleaning.pdf

14:50 In-Situ Measurements of Material Removal During BCP

Speaker: Mircea Stirbet (JLAB)

Slides In-situ_measurement_of_material_removal_during_BCP.pdf In-situ_measurement_of_material_removal_during_BCP.pptx

15:10 An Inexpensive Inspection System for Nb Cavities

Speaker: Mircea Stirbet (JLAB)

Slides

• An_Inexpensive_Inspection_System_for_Nb_Cavities.pdf
• An_Inexpensive_Inspection_System_for_Nb_Cavities.pptx
• IV7I0065.AVI

15:25 Progress of MO Seal

Speaker: Kenji Saito (KEK)

Slides Development_of_MO_seal.pdf

15:40 Horizontal EP of a Dressed 1.3 GHz 9-cell Cavity

Speaker: Joe Ozelis (FNAL)

Slides TTC2011-DressedCavityEP-Ozelis.pdf TTC2011-DressedCavityEP-Ozelis.pptx

16:00 → 16:30 Coffee Break

16:30 → 18:00 WG-3 Session 1: Recent Progress with Cavities

16:30 Recent Ichiro 9-Cell Progress by JLAB/KEK

Speaker: Kenji Saito (KEK)

Slides Performance_Improvement_of__Ichiro_#7-Cell.pdf

16:55 Update on Seamless Cavity Measurements

Speaker: Waldemar Singer (DESY)

Slides Update_Seamless_Cavities_WS_PK.pptx

17:15 Superconducting Photo-Injectors: Status of BESSY Systems

Speaker: Oliver Kugeler (BESSY)

Slides kugeler_ttc2011_milan.pptx

17:35 Discussion

Thursday, 3 March

09:00 → 11:00 WG-3 Session 2: Discussion Topics

Open Discussions and Talks on SRF Topics

09:00 How Important is the Surface Finish/Roughness in Determining the Performance of Niobium Cavities? Introduction to the Topics

Speaker: Peter Kneisel (JLAB)

Slides Surface_Finish.pdf Surface_Finish.pptx

09:15 Discussion

09:40 Is Hydrogen in Niobium (besides Q-Disease) Responsible for Performance Limitations? Introduction to the Topic

Speaker: Ganapati Myneni (JLAB)

Slides Myneni_NbH.pdf

09:55 Discussion

10:20 Heat Treatments: 120 C, How Long? 600 C vs 800 C, how long? Introduction to the Topic.

Speaker: Waldemar Singer (DESY)

10:35 Discussion

11:00 → 11:30 Coffee Break

11:30 → 13:30 Closing Session

11:30 Report from Collaboration Board

Slides ttc11cbreport_yamazaki_110303.pptx

11:50 Report from Technical Board

Slides TB.ppt

12:10 WG 1 Summary

Speaker: Mr John Mammosser (Jefferson Lab)

Slides Summary_of_WG-1,_TTC_meeting_at_Milano.ppt WG1-Session1__closeout.pptx

12:30 WG 2 Summary

Speaker: Paolo Pierini (MI)

Slides

• WG-2-summary-3Mar2011.ppt
• WG2-Summary-Saeki-final.pdf
• WG2-Summary-Saeki-final.pptx

12:50 WG 3 Summary

Slides Working_Group_3_Summary.ppt

13:10 Close out and Adjourn

Slides 110303_TTC11_close_out.ppt TTC_Mandate.pptx