Color Glass Condensate
1.) saturation problem in HEP2.) evolution equations
3.) basics of gluon saturation4.) basics of CGC
Thanks for material to:
Marzia NardiLarry McLerranDima Kharzeev
Martijn RusscherElena Ferreiro
Kazunori Itakura
Experimental puzzle in HEP (I)
Froissart Bound
Questions
Particle Multiplicities in HEP
Picture of particle production
Deep Inelastic Scattering
Deep Inelastic Scattering
DIS kinematics
DIS kinematics (cont.)
Deep Inelastic Scattering (cont.)
Structure functions (PDF) of a proton
Data (ZEUS 1994)
The Gluon ‘blows up’
RHIC
The gluon ‘blows up’
Gluon saturation
Gluon density in hadrons
NMC / E665 Shadowing measurements
Structure function and DGLAP
Qualitative description of DGLAP
DGLAP at small x
Structure function and BFKL
Qualitative description of BFKL
BFKL details
Visualize BFKL in Bjorken frame
Can BFKL explain the rise in F2 ?
Initial Summary: the small x problem
Motivation for the CGC
Gluon recombination
Gribov-Levin-Ryskin equation
Shadowing via GLR
Saturation region
A possible phase diagram
Universality in the CGC model
Saturation and Quantum Evolution
The McLerran-Venugopolan model
Why the Color Glass Condensate ?
CGC phase diagram
CGC formalism details (I)
CGC formalism details (I)
CGC formalism details (I)
CGC formalism details (I)
CGC formalism details (I): Classical YM theory
CGC formalism details (I):Wilson renormalizaiton
CGC formalism summary
A new effective theory
Another phase diagram
Saturation scale
Saturation momentum
Saturation scale (II)
Effective theory solutions
Saturation scale in nuclei
A time evolution for ‘matter’
Phenomenology at RHIC
Final phase diagram
The reach of RHIC
CGC at LHC