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Jet quenching review I

Jet quenching review I. Main Review article; hep-ph/0406201 : Leading-particle suppression in high energy nucleus-nucleus collisions A. Dainese, C. Loizides and G. Paic. Su Houng Lee. Other Main References:

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Jet quenching review I

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  1. Jet quenching review I Main Review article; hep-ph/0406201 : Leading-particle suppression in high energy nucleus-nucleus collisions A. Dainese, C. Loizides and G. Paic. Su Houng Lee • Other Main References: • The Landau-Pomeranchuck-Migdal effect in QED, Baier, Dokshitzer, Mueller, Peigne, Schiff (BDMPS), NP B478 (1996) 577 • Radiative energy loss of high energy quarks and gluons in a finite-volume quark gluon plasma, BDMPS, NPB 483 (1997) 291. • 3. Gluon radiation off hard quarks in a nuclear environment: opacity expansion, U. Wiedemann, NPB 588 (2000) 303 • 4. Calculating quenching weights, Salgado, Wiedemann, PRD 68, 014008 (2003)

  2. Ject quenching An important parameter to be understood

  3. Section 2 singer@phya.snu.ac.kr> singer@phya.snu.ac.kr> Parton energy loss and collision goemetry +My personal review

  4. Basics: fast charged particle scattering from scattering centers

  5. The high energy electron scatters successively on ordered scattering centers • 2. As a consequence, the electron momenta are on shell

  6. Basics: fast charged particle radiating from scattering centers

  7. For QCD: Non-abelian nature Two parameters characterizing the medium Characteristic phase for coherent radiation Change of variables typically to

  8. Some famous result for QCD

  9. Section 3 Leading-particle suppression procedure

  10. Actual step I: Factorization formula

  11. Step II: determination of parameters For each parton

  12. Different parameterization

  13. Step III: determination of parameters

  14. Step IV: determination of parameters

  15. Section 4 Results

  16. Nuclear modification factor in Au-Au at 200 GeV - i

  17. Nuclear modification factor in Au-Au at 200 GeV - ii

  18. Nuclear modification factor in Au-Au at 200 GeV - iii

  19. Nuclear modification factor in Au-Au at 200 GeV - iv

  20. Back to back correlation

  21. Azimuthally-differential observables - i Non negligible collective flow effect

  22. Azimuthally-differential observables - ii

  23. Nuclear modification factor in Au-Au at 62.4 GeV - i

  24. Extrapolation to the LHC (5.5 TeV)

  25. Section 5 Discussion

  26. High-energy partons from the surface

  27. High-energy partons from the surface

  28. Energy loss saturation

  29. Section 6 Conclusion

  30. Energy loss saturation

  31. Summary

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