1. 1 Welcome ! Dongchul Son Center for High Energy Physics Kyungpook National University Daegu, Korea September 29- October 1, 2008  The 2 nd Asia ILC R&D Seminar (September 29-30, 2008)  ATF2 Project Meeting (Oct. 1, 2008)  The 2 nd Asia ILC R&D Seminar (September 29-30, 2008)  ATF2 Project Meeting (Oct. 1, 2008)

2. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 2 School of Physics and Energy Science & Center for High Energy Physics  School of Physics and Energy Science From 2005 we have Physics Major and Energy Science Major which includes HEP, nanophysics and From 2005 we have Physics Major and Energy Science Major which includes HEP, nanophysics and Nuclear Engineering, Accelerator Physics, Energy Chemistry/Material for Hydrogen Energy / Solar Energy Nuclear Engineering, Accelerator Physics, Energy Chemistry/Material for Hydrogen Energy / Solar Energy  CHEP was established July 1, 2000 Major project being supported by MOST through KOSEF Major project being supported by MOST through KOSEF The “High Energy Physics” is a top-downed field for the Center of Excellence (COE) Program by MOST/KOSEF The “High Energy Physics” is a top-downed field for the Center of Excellence (COE) Program by MOST/KOSEF Hosted by Kyungpook National University, Daegu Hosted by Kyungpook National University, Daegu

3. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 3 Brief Introduction  Manpower COE program supports 20~22 faculty members from COE program supports 20~22 faculty members from Kyungpook NU and participating major universities, i.e., Kyungpook NU and participating major universities, i.e., Seoul NU, Korea Inst. of Advanced Study Seoul NU, Korea Inst. of Advanced Study Korea Adv. Inst. of Sci. and Tech, Korea Adv. Inst. of Sci. and Tech, Ewha Women U, Yonsei U, Korea U, Konkuk U, SKKU, Ewha Women U, Yonsei U, Korea U, Konkuk U, SKKU, Chonnam NU, Chonbuk NU, Gyeongsang NU, Pusan NU Chonnam NU, Chonbuk NU, Gyeongsang NU, Pusan NU Postech Postech Other several HEP projects underway Other several HEP projects underway Total ~150 people including ~90 Graduate Students (a little decreased) Total ~150 people including ~90 Graduate Students (a little decreased)  At Kyungpook NU, 30 Ph. D. (15 faculty and 15 associates) are in the fields of High Energy Particle and Nuclear Physics as well as Accelerator Physics

4. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 4 Research Projects I  On-going experimental works and related theoretical works High Luminosity electron-positron exp at KEK: Belle High Luminosity electron-positron exp at KEK: Belle Discovery of X (3872) particle, etc., Computing over Network Discovery of X (3872) particle, etc., Computing over Network At KNU: Profs. Hwanbae Park, Hongjoo Kim, Dr. S Ryu and students At KNU: Profs. Hwanbae Park, Hongjoo Kim, Dr. S Ryu and students Proton-Antiproton scattering exp at Fermliab, US : CDF Proton-Antiproton scattering exp at Fermliab, US : CDF At KNU: Profs. Donghee Kim, J S Suh, Drs. D J Kong, J Kim and students At KNU: Profs. Donghee Kim, J S Suh, Drs. D J Kong, J Kim and students Neutrino Osc Exp at KEK & Super-K in K2K, Super-K, T2K Neutrino Osc Exp at KEK & Super-K in K2K, Super-K, T2K No KNU team No KNU team ep : CLAS at JLab, (ZEUS at DESY, now closed) ep : CLAS at JLab, (ZEUS at DESY, now closed) At KNU: Profs. Wooyoung Kim, two research associates (CLAS), D. Son (ZEUS) At KNU: Profs. Wooyoung Kim, two research associates (CLAS), D. Son (ZEUS) Theoretical works: Higgs, SUSY, Superstrings, B Physics Theoretical works: Higgs, SUSY, Superstrings, B Physics At KNU: Profs. S Jo, C Ahn, H Choi, Seung Woo Ham At KNU: Profs. S Jo, C Ahn, H Choi, Seung Woo Ham cf) Previous Exps.: AMY at KEK, BNL E818, L3 at CERN, AMS01

5. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 5 Research Projects II  Preparing experiments p-p collisions at 14 TeV with Compact Muon Solenoid (CMS) p-p collisions at 14 TeV with Compact Muon Solenoid (CMS) DAQ, Data Center, Analysis DAQ, Data Center, Analysis At KNU: Profs. D Son, D Kim, GN Kim, HK Park, JS Suh, Drs. S Ro, J Chung, DJ Kong, J Kim, MW Lee, KS Kim, SW Ham At KNU: Profs. D Son, D Kim, GN Kim, HK Park, JS Suh, Drs. S Ro, J Chung, DJ Kong, J Kim, MW Lee, KS Kim, SW Ham Outer-space HEP exp (AMS) at the International Space Station (ISS) Outer-space HEP exp (AMS) at the International Space Station (ISS) Superconducting Magnet (Control, Power), TRD, SRD Superconducting Magnet (Control, Power), TRD, SRD At KNU: Profs. D Son, GN Kim, Drs. MW Lee, KS Kim & students At KNU: Profs. D Son, GN Kim, Drs. MW Lee, KS Kim & students Reactor Neutrino Exp and other neutrino/Dark matter/double beta decay experiments: Reactor Neutrino Exp and other neutrino/Dark matter/double beta decay experiments: At KNU: Profs. D Kim, W Kim, HK Park, HJ Kim, and research associates, students At KNU: Profs. D Kim, W Kim, HK Park, HJ Kim, and research associates, students

6. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 6 Research Projects III  Preparing experiments (Continued…) International Linear Collider (ILC) Accelerators International Linear Collider (ILC) Accelerators Bunch compressor, Damping Ring. Superconducting Cavity / Klystron, BPM, etc. Bunch compressor, Damping Ring. Superconducting Cavity / Klystron, BPM, etc. At KNU: Profs. Eun-San Kim, Hyeong Suk Kim, Drs. S Shin, I Hwang At KNU: Profs. Eun-San Kim, Hyeong Suk Kim, Drs. S Shin, I Hwang ILC Detectors: Silicon Tracker, Scintillators for Calorimeter, etc. ILC Detectors: Silicon Tracker, Scintillators for Calorimeter, etc. At KNU: Profs. H Park, HJ Kim, H. Kim, D Kim, JS Suh, etc. At KNU: Profs. H Park, HJ Kim, H. Kim, D Kim, JS Suh, etc. Data Grid Computing, High Speed Bandwidth Networking etc. Data Grid Computing, High Speed Bandwidth Networking etc. At KNU: Prof. HK Park, JS Suh, D Son, Dr. JH Chung, S Ro and Mr. D Han At KNU: Prof. HK Park, JS Suh, D Son, Dr. JH Chung, S Ro and Mr. D Han

7. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 7 A Vision of Future Korean HEP Facilities Underground Reactor Exp - Younggwang Underground Reactor Exp - Younggwang Proton Accelerator at Gyeongju Under construction Proton Accelerator at Gyeongju Under construction Dark Matter Research Lab Yangyang Dark Matter Research Lab Yangyang  Underground Neutrino Exp ? - T2KK candidate Underground Neutrino Exp ? - T2KK candidate

8. 8 R&D Efforts for ILC in Korea

9. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 9 Some history for ILC  A Planning Team formed at CHEP (March 2004)  Korean ILC Workshops (4 times + 3 mini-workshops)  PAL ILC Task Force (Jan 2005) formed  Strategic Plannings for ILC (three times)  ILC-Asia MoU (Aug 2005) CHEP, PAL, KEK, IHEP, TIFR, CAT, IUAC  ILC-Common Fund MoU (Oct. 2006)  Held Several international conferences and workshops  Research Projects; Int. Coop. Project (P.I.-H. Park) for Physics and Detectors SRC Projects (Accelerator & Detectors)  Several Committee Activities: ICFA, ILCSC, ITRP, Parameter, LCWS–WG Coordinators 1.LCWS 2002 (Jeju) 2.8 th ACFA LCWS (Daegu 2005) 3.Committees: ITRP(Pohang 2004) and ILCSC, ICFA, FALC-RG during ICFA Seminar (Daegu 2005) 4.ILCSC, ICFA, FALC-RG during LP07 (Daegu ) 5.Ecloud’07 (Daegu) 6.And this workshop

10. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 10 Through for 4 ILC Workshops in Korea and 3 Strategy Reports (2005-2008)  We have identified some major R&D areas for ILC  Detector areas; Silicon Tracker Silicon/Tungsten Calorimeter Plastic Scintillator/Tungsten Calorimeter  Accelerator areas; Bunch Compression System Damping Ring BPMs RF systems Modulators and RF waveguide for ILC SCRF

11. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 11 On-going R&D’s for Detectors  Studies for Silicon Vertex Detector Design  Studies for Silicon Central/Forward Tracker Design KNU, YU, SKKU, HU  Calorimetry Si-Scintillator EWU, YU, SKKU Extruded type of Plastic Scintillator KNU KNU: Kyungpook Nat’l U. EWU: Ewha Women’s U. YU: Yonsei U. SKKU: Sungkyunkwan U., HU: Hanyang U.

12. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 12 EM Calorimeter Silicon Sensors

13. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 13 Plastic Scintillator

14. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 14 Silicon Sensors for Trackers

15. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 15 Silicon Sensors for Trackers

16. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 16 Silicon Sensors for Trackers

17. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 17 Silicon Sensors for Trackers

18. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 18 R&D for ILC Accelerator Technology  Pohang Accelerator Laboratory SCRF for Pohang Light Source (single cell, 9-cell) KEK-ATF2 Q-BPM Design and Fabrication Prototype/2005, 11 BPMs/2006, 28 MBPs/2007  Kyungpook National University  Pusan National University Fabrication of Prototype of ILC Cavity BPM for ATF in TM 120 Damping ring  Lattice design  Fast-ion instability and Ecloud instability Beam dynamics simulation  Upstream RTML in RTML RTML  Alternative ultra-short bunch compressor HLRF  IOT SRF Cavity  Cavity design and processing BDS  Development of Low-Q IP-BPM and S-band BPM for ATF2  Ring-extraction jitter correlation study

19. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 19 Prototype 3 rd Harmonic SRF Cavity for PLS Prototype 3 rd H CavityCavity Performance from vertical test @1500MHz First SRF Cavity developed in Korea !!

20. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 20 Fabrication of 9-cell Cavity - PAL #1 and 2

21. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 21 Construction of SRF Test Lab at PAL  Lab. capability Frequency: 1.25-1.55 GHz RF Power: ~100 W Temperature control: 4.5-1.5 K Test cryostat for cavity with 1-3 cells @1.3GHz  Schedule Construction & installation: July 2006 - July 2008 Commissioning with single-cell cavity: February 2008 Normal operation: March 2008 Finish with EP facility: December 2008

22. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 22 Test Cryostat Systems for SRF Test at PAL

23. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 23 KEK-ATF2 Q-BPM Design and Fabrication at PAL  Prototype –Y2005 Cavity Diameter : 53.822 mm Cavity frequency: ~ 6420 MHz Isolation : -50 ~ -53dB Beam Test at KEK(12/2/) Overall Performance: Acceptable  11 BPMswith Long beam tube –Y2006 Cavity Diameter : 53.788 mm Cavity frequency : 6425.476 MHz Isolation : -46.6 dB  28 BPMswith Long beam tube –Y2007 Cavity Diameter : 53.770 mm Cavity frequency : 6426.649 MHz Isolation : -46.3 dB

24. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 24 Development of Low-Q IP-BPM Kyungpook

25. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 25 Installation and Tests

26. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 26 S-band BPM in ATF2 Kyungpook  What for with this BPM(beam position monitor) ? To control beam orbit at final focus beam line in ATF2 To do BBA(beam-based alignment) with 1 mm at final focus beam line in ATF2 (BPM resolution of a few hundreds nm should be satisfied.)  Requirements for the BPM Dynamic range ; a few mm Diameter of beam tube ; 40 mm Signal decay time ; 35~ 80 ns (where, f= 2878 MHz, QL = 650~1800, longer decay time will is preferred for the electronics)

27. Beam tube Cavity Waveguide 117.6 70 60 12 3 Coupling slot Design of S-band BPM w/ HFSS Waveguide Cavity Beam tube Adapter 40 14 Dipole mode Electrical structure & dimension parameters of S-band BPM Mode selection for the S-band BPM (TM 110 -mode)

28. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 28 Fabrication of S-band BPM Left_Cap Right_Cap Center_Frame Left_Support S-band BPM under RF test - 4 BPMs has been shipped to KEK last week S-band BPM framework Cold model

29. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 29 Fabrication of S-band BPM  Design and fabrication of S-band BPM for the sextupole magnets and quadrupole magnets has been performed in Korea (at Kyungpook)  1 cold model of the S-band BPM has been sent to LAPP for an initial try for the installation, April, 2008.  4 S-band BPMs are sent to KEK to be installed in ATF2 last week.  The installation process will be scheduled next month through the ATF2 people. Machine Shop at KNU

30. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 30 Design work of IOT for ILC Kyungpook  Planar IOT (Inductive Output Tube)  Horizontal Design  L-band (1.3GHz) 5MW Tube  Calculation of Design Parameters  Feasible RF interaction Cavity H field in the interaction region L-band HOM IOT Cavity S-parameters of L-band HOM IOT Ez field in the interaction region f(cold)=1.1GHz (MAGIC)

31. D. Son, Asia ILC R&D Seminar & ATF2 Project Meeting, 29 Sept-1 Oct/2008 31 Cavity Beam Position Monitor Pusan National University with KEK dipole mode electric field (TM 120 mode) x y z x y z Cavity radius=156mm TM010 ~0.611GHz TM110 ~1.04GHz TM120 ~2.15GHz

32. 32 Please Enjoy the meeting and Daegu and Thank you!