1. Space Charge Effect Simulation Using DA Based FMM and Electron Cooling Simulation for JLab’s MEIC Project

2. Outline
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3. FMM in DA Framework
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4. FMM in DA Framework
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5. FMM in DA Framework
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6. FMM in DA Framework
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7. FMM in DA Framework
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8. FMM in DA Framework
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9. FMM in DA Framework
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10. FMM in DA Framework
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11. FMM in DA Framework
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12. FMM in DA Framework
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13. FMM in DA Framework
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14. FMM in DA Framework
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15. FMM in DA Framework
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16. FMM in DA Framework
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17. FMM in DA Framework
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18. FMM in DA Framework
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19. FMM in DA Framework
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20. FMM in DA Framework
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21. FMM in DA Framework
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22. FMM in DA Framework
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23. FMM in DA Framework
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24. FMM in DA Framework
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25. FMM in DA Framework
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26. FMM in DA Framework
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27. FMM in DA Framework
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28. FMM in DA Framework
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29. FMM in DA Framework
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30. FMM in DA Framework
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31. FMM in DA Framework
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32. FMM in DA Framework
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33. Simulation on Photo-Emission Process
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34. Simulation on Photo-Emission Process
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35. Simulation on Photo-Emission Process
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36. Simulation on Photo-Emission Process
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37. Simulation on Photo-Emission Process
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38. Simulation on Photo-Emission Process
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39. Summary
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40. MEIC
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41. MEIC
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42. electron collider ring Medium-energy IPs with horizontal beam crossing
MEIC
Warm large booster
(up to 20 GeV/c)
Warm 3-12 GeV
electron collider ring
Medium-energy IPs with
horizontal beam crossing
Injector
12 GeV CEBAF
Prebooster
SRF linac
Ion
source
Cold GeV/c
proton collider ring
Three Figure-8 rings
stacked vertically
Hall A
Hall B
Hall C
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43. MEIC
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44. MEIC
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45. MEIC Pre-Booster Collider Ring Proton Energy GeV 3 25 (20) 100 (60)
Proton Number
2.52×1012
1.26×1013
4.16×109/bunch
Proton Bunch Length cm
Coasting 1
Cooler Type DC
ERL circulator
Magnetic Field in Cooler T 2
Cooler Length m 10
2×30
Electron Beam Current A
1.5
Electron Bunch Length
1.2
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46. MEIC
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47. Cooling in Pre-Booster (3GeV)
IBS
ECOOL
IBS+ECOOL RH
1/s
0.0002 RV
1.64×10-5 RL
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48. Cooling in Collider Ring (20GeV)
IBS
ECOOL
IBS+ECOOL RH
1/s
0.0003 RV
4.71×10-6 RL
0.0294
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49. Cooling in Collider Ring (60GeV)
IBS
no coupling
ECOOL
IBS+ECOOL RH
1/s
0.0270
0.0136 RV
0.0003
0.0177 RL
0.0087
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50. Cooling in Collider Ring (60GeV)
IBS
no coupling
ECOOL
IBS+ECOOL RH
1/s
0.0270
0.0193 RV
0.0003
0.0110 RL
0.0087
0.0091
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51. Summary
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52. Summary
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53. Aknowledgement
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54. Thank you!
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