Fully unfolded zg distribution in semi-central and pp collisions (theory comparison)

Scope: PWG
PWG-JE (Jets)
Energy
5.02 TeV
System
Pb-Pb
Figure Image
Figure Caption

The unfolded $R_{g}$ distribution in semi-central and pp collisions with a Soft Drop condition of $z_{cut} = 0.2$ compared to several theoretical calculations. 

Theory predictions:

(1) JETSCAPE Collaboration (Preliminary), MATTER+LBT. 

https://arxiv.org/abs/1903.07706

Model Parameters: Q_0 = 2 GeV, \alpha_s = 0.25, Recoil = ON(MATTER), ON(LBT)

(2) Pablos et al.

J. Casalderrey-Solana, D. C. Gulhan, J. G. Milhano, D. Pablos, and K. Rajagopal, A hybrid strong/weak coupling approach to jet quenching, J. High Energy Phys. 10 (2014) 019.

J. Casalderrey-Solana, D. C. Gulhan, J. G. Milhano, D. Pablos, and K. Rajagopal, Angular structure of jet quenching within a hybrid strong/weak coupling model, J. High Energy Phys. 03 (2017) 135.

Z. Hulcher, D. Pablos, and K. Rajagopal, Resolution effects in the hybrid strong/weak coupling model, J. High Energy Phys. 03 (2018) 010.

(3) Caucal et al: pQCD parton shower (vacuum-like + medium-induced emissions), static brick medium

P. Caucal, E. Iancu, A.H. Mueller, G. Soyez, Phys.Rev.Lett. 120 (2018) 232001 [arXiv: 1801.09703]

P. Caucal, E. Iancu, G. Soyez, JHEP 10 (2019) 273 [arXiv:1907.04866]

Detail description

-LHC18q/r with the kSemiCent trigger (CBT_good run list)

-LHC19f4 1, LHC19f4 2 anchored to the 2018 Pb-Pb data

Theory predictions:

(1) JETSCAPE Collaboration (Preliminary), MATTER+LBT. 

https://arxiv.org/abs/1903.07706

Model Parameters: Q_0 = 2 GeV, \alpha_s = 0.25, Recoil = ON(MATTER), ON(LBT)

(2) Pablos et al.

J. Casalderrey-Solana, D. C. Gulhan, J. G. Milhano, D. Pablos, and K. Rajagopal, A hybrid strong/weak coupling approach to jet quenching, J. High Energy Phys. 10 (2014) 019.

J. Casalderrey-Solana, D. C. Gulhan, J. G. Milhano, D. Pablos, and K. Rajagopal, Angular structure of jet quenching within a hybrid strong/weak coupling model, J. High Energy Phys. 03 (2017) 135.

Z. Hulcher, D. Pablos, and K. Rajagopal, Resolution effects in the hybrid strong/weak coupling model, J. High Energy Phys. 03 (2018) 010.