lhc will be baryon junction factory or the junction killer !!
DESCRIPTION
LHC will be Baryon Junction Factory OR the Junction Killer !!. Soft Strings + Hard pQCD. u. ud. ud. u. J. u. u. d. u. J. u. d. J. J. Pre-Baryon Junction Production. HIJING 1.38 FRITIOF 7.3. Post Baryon Junction Production. 2 Valence Baryon Junctions + 1 Junction-anti Junction. - PowerPoint PPT PresentationTRANSCRIPT
5/29/07CERN Topor 1
LHC will be Baryon Junction Factory OR the Junction Killer !!
5/29/07CERN Topor 2
5/29/07CERN Topor 3
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5/29/07CERN Topor 5
HIJING 1.38
FRITIOF 7.3
Pre-Baryon Junction Production
2 Valence Baryon Junctions + 1 Junction-anti Junction
Soft Strings + Hard pQCD
udud
uu
J J
u
u
u
ud
J
Jd
HIJING-BB 2.0
Post Baryon Junction Production
5/29/07CERN Topor 6
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5/29/07CERN Topor 8
5/29/07CERN Topor 9LHC
Note HugeEnhancement of/K at pT>2 !!
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p,p
pQCD
dN2
dy
Eskola 07
Modest: 2000Armesto et al 04
Conservative: 1100Busza 04
Immodest 3500~2X enhanced overSaturation modelsDue to (JJ)~3X strings!
5/29/07CERN Topor 13
Modest: 2000Armesto et al 04
Conservative: 1100Busza 04
Immodest 3500Due to
(JJ) ~ 3 X strings !
J Juu
u
udJ
Jd+
5/29/07CERN Topor 14
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Summary II:
Baryon Junction dynamics in HIJING BB2.0 predictsDrastically different global entropy dNch / dy~ 3000-4000 , dNp / dy~ 200
Due to abundance of extra J-Jbar 3 string loopsAnd strong longitudinal color fields (ropes)as currently parametrized
The probability of exciting J Jbar junctionsIn A+A at LHC is an open question
Comparing baryon and meson observablesCan set a bound of junction formation