papers

Publications (22)

hep-ph2011

Jet quenching and elliptic flow at RHIC and LHC within a pQCD-based partonic transport model

Oliver Fochler, Jan Uphoff, Zhe Xu +1

Fully dynamic simulations of heavy ion collisions at RHIC and at LHC energies within the perturbative QCD-based partonic transport model BAMPS (Boltzmann Approach to Multi-Parton S…

hep-ph2014

Hadronic vs. partonic J/psi production in the Statistical Hadronization Model

Philipp B. Bahavar, Jan Uphoff, Carsten Greiner

Assuming the Statistical Hadronization Model and charm flavour conservation, one can quantify the deviation of charm and anti-charm quarks from chemical equilibrium both in the had…

hep-ph2012

Open heavy flavor and J/psi at RHIC and LHC

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The suppression and collective flow of open and hidden heavy flavor in ultra-relativistic heavy ion collisions is studied with the partonic transport model Boltzmann Approach to Mu…

hep-ph2012

RHIC and LHC phenomena with an unified parton transport

Ioannis Bouras, Andrej El, Oliver Fochler +6

We discuss recent applications of the partonic pQCD based cascade model BAMPS with focus on heavy-ion phenomeneology in hard and soft momentum range. The nuclear modification facto…

hep-ph2014

Momentum imbalance of D mesons in ultra-relativistic heavy-ion collisions at LHC

Jan Uphoff, Florian Senzel, Zhe Xu +1

As a new observable for heavy flavor correlations the momentum imbalance of D mesons is proposed. It is defined analogously to the jet momentum imbalance of fully recon…

hep-ph2011

Elliptic flow and energy loss of heavy quarks in ultra-relativistic heavy ion collisions

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The space-time propagation of heavy quarks in ultra-relativistic heavy ion collisions is studied within the partonic transport model Boltzmann Approach of MultiParton Scatterings (…

hep-ph2012

Open heavy flavor in Pb+Pb collisions at sqrt(s)=2.76 TeV within a transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The space-time evolution of open heavy flavor is studied in Pb+Pb collisions at sqrt(s)=2.76 TeV using the partonic transport model Boltzmann Approach to MultiParton Scatterings (B…

hep-ph2013

Collisional energy loss of heavy quarks

Alex Meistrenko, Andre Peshier, Jan Uphoff +1

We develop a transport approach for heavy quarks in a quark-gluon plasma, which is based on improved binary collision rates taking into account quantum statistics, the running of t…

hep-ph2017

The different energy loss mechanisms of inclusive and b-tagged reconstructed jets within ultra-relativistic heavy-ion collisions

Florian Senzel, Jan Uphoff, Zhe Xu +1

The phenomenon of jet quenching provides essential information about the properties of hot and dense matter created in ultra-relativistic heavy-ion collisions. Recent results from…

hep-ph2013

Radiative parton processes in perturbative QCD - an improved version of the Gunion and Bertsch cross section from comparisons to the exact result

Oliver Fochler, Jan Uphoff, Zhe Xu +1

In this work we compare the Gunion-Bertsch approximation of the leading order perturbative QCD radiation matrix element to the exact result. To this end, we revisit the derivation…

hep-ph2010

Heavy quark production at RHIC and LHC within a partonic transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The production and space-time evolution of charm and bottom quarks in nucleus-nucleus collisions at RHIC and LHC are investigated with the partonic transport model BAMPS (Boltzmann…

hep-ph2014

Elliptic flow and nuclear modification factor in ultra-relativistic heavy-ion collisions within a partonic transport model

Jan Uphoff, Oliver Fochler, Florian Senzel +3

The quark gluon plasma produced in ultra-relativistic heavy-ion collisions exhibits remarkable features. It behaves like a nearly perfect liquid with a small shear viscosity to ent…

hep-ph2012

Open heavy flavor and J/psi at RHIC and LHC within a transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The production and space-time evolution of heavy quarks and J/psi in the quark gluon plasma is studied within the partonic transport model Boltzmann Approach to MultiParton Scatter…

hep-ph2013

Heavy vs. light flavor energy loss within a partonic transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

The full space-time evolution of gluons, light and heavy quarks in ultra-relativistic heavy-ion collisions is studied within the partonic transport model Boltzmann Approach to Mult…

hep-ph2011

Heavy quarks and charmonium at RHIC and LHC within a partonic transport model

Jan Uphoff, Kai Zhou, Oliver Fochler +2

Heavy quark and charmonium production as well as their space-time evolution are studied in transport simulations of heavy-ion collisions at RHIC and LHC. In the partonic transport…

hep-ph2012

Soft gluon emission off a heavy quark revisited

Raktim Abir, Carsten Greiner, Mauricio Martinez +2

An improved generalized suppression factor for gluon emission off a heavy quark is derived within perturbative QCD, which is valid for the full range of rapidity of the radiated gl…

hep-ph2011

Open heavy flavor at RHIC and LHC in a partonic transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

Heavy quarks are a unique probe to study the medium produced in ultra-relativistic heavy ion collisions. Within the partonic transport model Boltzmann approach to multi-parton scat…

hep-ph2010

Heavy quarks at RHIC and LHC within a partonic transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

Production and space-time evolution of heavy quarks in central and non-central heavy-ion collisions at RHIC and LHC are studied with the partonic transport model Boltzmann Approach…

hep-ph2015

Influence of multiple in-medium scattering processes on the momentum imbalance of reconstructed di-jets

Florian Senzel, Oliver Fochler, Jan Uphoff +2

Experimental data measured in sqrt(s)=2.76 TeV Pb+Pb collisions at the LHC show a significant enhancement of events with an unbalanced pair of reconstructed jet momenta in comparis…

hep-ph2014

Elastic and radiative heavy quark interactions in ultra-relativistic heavy-ion collisions

Jan Uphoff, Oliver Fochler, Zhe Xu +1

Elastic and radiative heavy quark interactions with light partons are studied with the partonic transport description BAMPS (Boltzmann Approach to MultiParton Scatterings). After c…

hep-ph2010

Production, elliptic flow and energy loss of heavy quarks in the quark-gluon plasma

Jan Uphoff, Oliver Fochler, Zhe Xu +1

Production, elliptic flow and the nuclear modification factor of charm and bottom quarks are studied in central and non-central heavy-ion collisions at RHIC and LHC using the parto…

hep-ph2010

Production and elliptic flow of heavy quarks at RHIC and LHC within a partonic transport model

Jan Uphoff, Oliver Fochler, Zhe Xu +1

Production and elliptic flow of heavy quarks are investigated in nucleus-nucleus collisions at RHIC and LHC within the Boltzmann Approach of MultiParton Scatterings (BAMPS). The in…