Conveners
Parallel Session I: Jet Modification in A+A (I)
- Rainer Fries (Texas A&M University)
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Miguel angel ESCOBEDO ESPINOSA (CNRS)24/09/2016, 08:30
We discuss the evolution of an energetic jet which propagates through a dense quark-gluon plasma and radiates gluons due to its interactions with the medium. Within perturbative QCD, this evolution can be described as a stochastic branching process, that we have managed to solve exactly.
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We present exact, analytic, results for the gluon spectrum (the average gluon distribution) and for the... -
Wilke van der Schee (MIT)24/09/2016, 08:50
In this talk I will argue that essential progress can be made by studying the interplay of jet energy loss and the evolution of the jet opening angle as the jet traverses (strongly coupled) quark-gluon plasma. I will illustrate this evolution in a simple holographic model, where we start with energy and angular distributions from pQCD. We identify two competing effects: (1) all individual jets...
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Carlota Andres Casas24/09/2016, 09:10
We present here an extraction of the $\hat q$ parameter using data of inclusive particle suppression at RHIC and LHC energies for different centralities. Our approach consists of fitting a $K$ factor that quantifies the departure of this parameter from an ideal estimate, $K\equiv \hat q/(2\epsilon^{3/4})$, where $\hat q$ is determined by the local medium quantities as provided by...
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Hiroki Yokoyama (University of Tsukuba (JP))24/09/2016, 09:30
The LHC heavy-ion physics programme aims at investigating the fundamental properties of nuclear matter under extreme conditions of energy density and temperature, where a transition to a Quark-Gluon Plasma (QGP) is expected. Jets are now considered as established probes of the QGP due to their substantial energy loss while traversing the medium, resulting in a modification of their transverse...
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Sergey Zharko (St. Petersburg State Polytechnic University)24/09/2016, 09:50
Cu+Au collisions provide a unique system to study hard probes. For example,
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the collision geometry at a fixed centrality is necessarily different from
that of symmetric Cu+Cu and Au+Au collisions. A systematic study of the
production of high-pT particles and jets in systems with different geometry
may provide information about the path-length dependence of energy loss in
the medium. The PHENIX...