1. 1 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Simulation / Recon. Workgroup summary for ACFA8  The Framework for Sim./Recon. Status report  Activity Report Tracking : Performance / IT config. CAL : Shower model / Perform. / PFA MUD : Full sim. Interface to LCBDS Youngjoon Kwon (Yonsei Univ.) A. Miyamoto A. Yamaguchi, E. Won, J.M. Chang, Y. Yamaguchi, S. Yamamoto, H. Ono

2. 2 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) HY’ s Charge to the ACFA8

3. S/W Framework & the Tools

4. What a good framework does … * * Copied from Miyamoto-san’s talk

5. 5 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)

6. 6 QuickSim – update & performance  GLD-V2 : a new parameter file Beam pipe: r=1.5cm, Be, 25  m Beam pipe & VTX layer#1 : not realistic yet TPC, CAL, etc.  Tracker performance

7. 7 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) QuickSim – performance  e+e-  ZH   jets) a slight improv’t. over other versions, JLC2T, GLC3T

8. 8 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Tools for Full Sim. / Recon.  Jupiter & Satellites a framework based on JSF/ROOT & Geant4 7.0p1 JSF – the analysis flow controller based on ROOT The release includes event generators, QuickSim, and event display

9. 9 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Jupiter Geometry Solenoid Hadron Calorimeter Muon/Iron Elemag. Calorimeter IT VTX Forward Cal. QC1 TPC initially based on GLD_v1 1.8cm, VTX+IT+TPC, 3T, etc. (not optimized yet…) (+) new IR/VTX for 2mrad x-ing Work in progress for 20 mrad x-ing, FT, FCal, BCal …

10. 10 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Calorimeter Geometry

11. Activity Report - tracking

12. 12 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Tracking Performance (A. Yamaguchi)  To set performance goals for TPC in P t resolution IP resolution Two-track separation  Use Jupiter with a cheated version of track-finder Track-fitting by Kalman filter Hybrid track-fitting with TPC+IT+VTX, with Energy loss Multiple scattering

15. 15 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) IP resolution

16. 16 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) 2-track sep. study

17. 17 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) IT configuration (E. Won)  GLD S/W & Sim. activities in Korea  Configuration options for barrel IT  Endcap IT – first thoughts

18. 18 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Korean activities – just started

19. 19 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Theme – with or w/o IT

20. 20 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Variations

21. 21 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) End-cap IT – first thoughts

22. Activity Report - CAL & MUD

23. 23 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Shower Model Study (J. M. Chang)  EM shower models  Had shower models

24. 24 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Compared for e-

25. 25 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Compared for  -

26. 26 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)

27. 27 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) CAL full-sim. study (Y. Yamaguchi)  Full GLD sim, but w/ ideal geometry Every tower pointing to IP; and no crasks  Material study  Performance test EM CAL / HD CAL  Test of fine-segmented, digital CAL

28. 28 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) EM CAL performance

29. 29 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) HD CAL performance Data vs. MC?

30. 30 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Fine-segmented CAL

31. 31 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Performance of Digital CAL Need: clustering algorithm for Digital CAL

32. 32 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Study w/ cheated PFA (S. Yamamoto)  Cheated PFA? Why? – to assess ultimate jet-energy resolution How  Jet energy resolution study using c-PFA CAL & tracker resolution Kink Acceptance hole?

33. 33 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)

34. 34 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Mz resolution for @ 91.187 GeV; width = 0? Kink-treatment schemes sigma = 2.79 w/o kink treatment

35. 35 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Det. Resolution effects

36. 36 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)  =1.16 GeV unexplained

37. 37 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) MUD full-sim. study (H. Ono)  Implemented geometry & B field  MUD response study  Smearing &  -finding  under construction

38. 38 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Geometry of MUD  Active layer (10cm-thick, not segmented) Air : Default, Gas chamber reserved Scintillator : test version  Absorber (40cm-thick) Iron (as a return yoke)  Barrel : 4 layers  Endcap : 5+2(inner) layers  Alternately placed barrel and endcap layer  Octagonal shape in the phi direction Z direction X-Y direction

39. 39 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) B-field mapping “B-field direction and magnitude roughly followed Yamaoka-san’s results”

40. 4. MUD response with CAL information 1. Observed muon signal by muon detector 2. Muons passing through the CAL 3. Pion leakage from CAL (punch through) e + e - →Z→qq (2 jets) event check Single beam (  ) test 4. Number of muons produced in Jets or created inside of the CAL Unfortunately, solenoid is set to air at Jupiter default. I checked the interaction length as only 7.1 0 (CAL) Ignored the solenoid material in this study

41. 41 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)

42. 42 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.)  from jets

43. 43 ACFA8, July 11 - 14, 2005, Youngjoon Kwon (Yonsei Univ.) Summary  Since I am not a good person to make a summary of summaries, I will quote one of the Miyamoto-san’s LCWS2005 slides My thanks to all those who contributed to this group and gave very nice presentations!