18th ATF2 Project Meeting

24 Feb 2015, 09:00 → 26 Feb 2015, 14:00 Europe/Paris

LAPP

Remote participation : Fuze box Meeting URL : http://fuze.me/23180827 Toll / Intl #: +1 (201) 479-4595 Meeting Number: 23180827 Major subjects : (1)common understanding of beam tuning for 37nm beam size, (2) finding mitigation of the wake field effects, (3) commissioning status and plan for the second goal and the ultra-beta optics, and (4) schedule/planning in J-FY2015. Also, critical reviews of individual R&Ds are expected at the TB/SGC meeting. Meeting page: https://indico.in2p3.fr/event/11092/

Tuesday 24 February

Registration

slides introannecy2015_new.pdf introannecy2015_new.pptx

DR/EXT alignment, hardware updates and instrumentations

Convener: Dr Shigeru KURODA (KEK)

1 EXT/DR alignment

Speaker: Mr Sakae ARAKI (KEK)

Slides 2015-alignment-atf_araki_81a.pdf

2 Modeling of diamond sensor signal formation in extreme conditions

Speaker: Viacheslav Kubytskyi (LAL/IN2P3/CNRS)

Slides Kubytskyi_DD_model.pdf Kubytskyi_DD_model.pptx

3 Status of post-IP diamond sensor project for beam core and halo measurements

Speaker: Ms Shan Liu (LAL)

Slides

• FJPPL-ATF2_S.Liu_24.02.2015.pdf
• FJPPL-ATF2_S.Liu_24.02.2015.pdf
• FJPPL-ATF2_S.Liu_24.02.2015.pptx

10:45 Coffee break

Grande Galerie

DR/EXT alignment, hardware updates and instrumentations

Convener: Dr Shigeru KURODA (KEK)

4 Discussion

Slides ATF2AtLAPP2015FebSession1Disc.pdf ATF2AtLAPP2015FebSession1Disc.pptx

12:30 Lunch

Université de Savoie cafeteria

Status of beam tuning for 37nm beam (Goal-1)

Conveners: Dr Glen White (SLAC), Dr Toshiyuki Okugi (KEK)

5 ATF Cooling Water Temperature

Speaker: Dr Toshiyuki Okugi (KEK)

Slides CoolingWater_okugi_20150224.pdf CoolingWater_okugi_20150224.pptx

6 Beam jitter analysis

Speaker: Dr Kiyoshi Kubo (KEK)

Slides PrjMtgAnalysisOfEXTFFOrbit20141118_201502.pdf PrjMtgAnalysisOfEXTFFOrbit20141118_201502.pptx

7 ATF2 Ground Motion Study

Speaker: Marcin Patecki (Warsaw University of Technology (PL))

Slides GM_december2.pdf

8 Discussion for ATF2 magnet support

Speakers: Dr Andrea Jeremie (LAPP), Mr Sakae ARAKI (KEK)

Slides disc_magn_aj_2015.pdf disc_magn_aj_2015.pptx

15:45 Coffee break

Grande Galerie

Status of beam tuning for 37nm beam (Goal-1)

Conveners: Dr Glen White (SLAC), Dr Toshiyuki Okugi (KEK)

9 IP-BSM - Two bunch operation

Speaker: Mr Yuya Kano (University of Tokyo)

Slides IPBSM_2bunchoperation.pdf

10 C-band BPM update for 2 bunch operation

Speaker: Dr Alexey Lyapin (John Adams Institute at Royal Holloway, University of London)

Slides 2015_0224_ATF2Meeting_CBPMPlans.pdf 2015_0224_ATF2Meeting_CBPMPlans.pptx

11 Beam Tuning Simulation (10x1 and 10x0.25 optics)

Speaker: Dr Toshiyuki Okugi (KEK)

Slides ATF2_okugi_20150224.pdf

12 Discussion of priority and schedule for Goal 1 study

Slides Summary_okugi_20150224.pdf Since this docummet is just for discussion, the documment will be replaced after the duscussion.

Wednesday 25 February

Brainstorming for the nominal beam intensity operation

Conveners: Dr Glen White (SLAC), Dr Kiyoshi Kubo (KEK), Dr Toshiyuki Okugi (KEK)

13 Review and updated studies on Wakefield

Speakers: Dr Alexey Lyapin (John Adams Institute at Royal Holloway, University of London), Jochem Snuverink (RHUL)

Slides ATF2ProjectMeetingwakefield150225.pdf

14 Brief Review of past wakefield studies

Speaker: Dr Kiyoshi Kubo (KEK)

Slides WakefieldReview.pdf WakefieldReview.pptx

15 Simulation of IP beam size with orbit jitter + wakefield

Speaker: Dr Kiyoshi Kubo (KEK)

Slides ATF2PrjMtgSimulationIPSizeWithJitterWake.pdf ATF2PrjMtgSimulationIPSizeWithJitterWake.pptx

10:30 Coffe break

Grande Galerie

Brainstorming for the nominal beam intensity operation

Conveners: Dr Glen White (SLAC), Dr Kiyoshi Kubo (KEK), Dr Toshiyuki Okugi (KEK)

16 Wake Free Steering

Speaker: Dr Andrea Latina (CERN)

Slides WFS_at_ATF2.pdf WFS_at_ATF2.pptx

17 EXT/FF Orbit analysis (intensity dependence)

Speaker: Dr Kiyoshi Kubo (KEK)

Slides IntensitydepAnalysisOfEXTFFOrbit20141118_201502projmtg.pdf IntensitydepAnalysisOfEXTFFOrbit20141118_201502projmtg.pptx

18 Bunch tilt monitor using IPBPM?

Speaker: Dr Kiyoshi Kubo (KEK)

Slides IPBPMBeamTiltMonitorv2.pdf IPBPMBeamTiltMonitorv2.pptx

19 Discussion -plans in this year, ,,,-

Slides schedule-20150306.pdf schedule-20150306.pptx

12:30 Lunch

Université de Savoie cafeteria

18th TB/SGC Meeting

Conveners: Dr Glen White (SLAC), Philip Bambade (Laboratoire de l''Accelerateur Lineaire (LAL) (IN2P3) (LAL))

20 ATF2 Operational Status

Speaker: Nobuhiro Terunuma (KEK)

Slides ATF-OP-terunuma.pdf ATF-OP-terunuma.pptx

21 Progress towards 37nm and beyond to 20nm @ low-charge

Speaker: Dr Toshiyuki Okugi (KEK)

Slides ATFTB_okugi_20150225.pdf ATFTB_okugi_20150225.pptx

22 Orbit Stabilization

Speaker: Dr Andrea Latina (CERN)

Slides Orbit_stabilization.pdf Orbit_stabilization.ppt

23 Bunch-bunch feedback and IP beam stabilization

Speakers: Dr Glenn Christian (John Adams Institute of Accelerator Science, University of Oxford), Prof. Philip Burrows (Oxford University)

Slides FONT_IPFB_Annecy_Feb15.pdf FONT_IPFB_Annecy_Feb15.ppt

15:45 Coffe break

Grande Galerie

18th TB/SGC Meeting

Conveners: Dr Glen White (SLAC), Philip Bambade (Laboratoire de l''Accelerateur Lineaire (LAL) (IN2P3) (LAL))

24 High charge operation (status towards Goal 3)

Speaker: Dr Kiyoshi Kubo (KEK)

Slides ForTBMtgWakefieldReview.pdf ForTBMtgWakefieldReview.pptx

25 Background characterization and reduction

Speakers: Mrs Nuria Fuster (IFIC), Nuria Fuster Martinez, Ms Shan Liu (LAL)

Slides Background__characterization_reduction.pdf

26 Diagnostics development

Speaker: Dr Pavel Karataev (Royal Holloway, University of London)

Slides ATF2_Progect_Meeting_2015.pdf ATF2_Progect_Meeting_2015.pptx

Social dinner at La Coupole

Directions FJPPL_LaCoupole.pdf

more information http://www.lacoupoleannecy.com/?lang=en

Thursday 26 February

2nd goal, ultra low beta optics and future plan: 2nd goal:IP nanometer stabilization

Conveners: Prof. Philip Burrows (Oxford University), Dr Rogelio Tomas (CERN), Dr Toshiaki Tauchi (KEK)

27 Status and plan of the KNU electronics

Speaker: Mr Siwon Jang (KNU)

Slides IPBPM_Electronics_status_and_plan.pdf IPBPM_Electronics_status_and_plan.pptx

28 Alignment survey of previous IPBPMs

Speaker: Mr Sandry WALLON (LAL-CNRS)

29 IPBPMS as the IP jitter monitor

Speaker: Oscar Roberto Blanco Garcia (Universite de Paris-Sud 11 (FR), CERN)

Transparents BLANCO_ATF_BPMs_jiterIP_20150226.pdf

30 Issues for the nanometer resolution

Speakers: Dr Glenn Christian (John Adams Institute of Accelerator Science, University of Oxford), Mr Neven Blaskovic Kraljevic (Oxford University), Mr Siwon Jang (KNU)

Blaskovic+Christian_slides 3-BPM_resolution_260215.pdf

Slides IPBPM_issues.pdf IPBPM_issues.pptx

31 Plan in next fiscal year, especially April to June 2015

Speakers: Mr Neven Blaskovic Kraljevic (Oxford University), Oscar Roberto Blanco Garcia (Universite de Paris-Sud 11 (FR), CERN), Mr Siwon Jang (KNU)

Slides Plan_in_next_fiscal_year_(Siwon).pdf

10:30 Coffee break

Grande Galerie

2nd goal, ultra low beta optics and future plan: Ultra low beta optics and future plan

Conveners: Prof. Philip Burrows (Oxford University), Dr Rogelio Tomas (CERN), Dr Toshiaki Tauchi (KEK)

32 CLIC plans to increase L* and possible studies in ATF2

Speaker: Mr Fabien Plassard (IPSA - Polytechnic Institute of Advanced Sciences, Paris (FR))

Slides ATF2_18thMeeting_LAPP_Long_Last_Drift.pdf

33 Status and future plan of the ultra-low beta optics study

Speaker: Marcin Patecki (Warsaw University of Technology (PL))

Slides lowbeta3.pdf

34 Status of octupole construction and a possible schedule

Speaker: Michele Modena

Slides MModena_ATF_Annecy_26-2-15.pdf

35 Alignment and location of the octupule

Speaker: Helene Mainaud Durand

Slides

• atf_mag_target.pdf
• atf_mag_target.pptx
• presentation_reunion_octupoles_ATF.pdf
• presentation_reunion_octupoles_ATF.pptx

36 Plans for active feedforward based on ground motion

Speaker: Douglas Robert Bett (CERN)

Slides Bett_Simulations-of-ground-motion-mitigation-at-ATF2-using-feedforward-control.pdf

37 Comments from ATF

Speakers: Nobuhiro Terunuma (KEK), Mr Sakae ARAKI (KEK)

12:30 Lunch

Université de Savoie cafeteria