papers

Publications (40)

nucl-th2020

Constraints on jet quenching from a multi-stage energy-loss approach

C. Park, A. Angerami, S. A. Bass +47

We present a multi-stage model for jet evolution through a quark-gluon plasma within the JETSCAPE framework. The multi-stage approach in JETSCAPE provides a unified description of…

hep-ph2022

Bayesian analysis of QGP jet transport using multi-scale modeling applied to inclusive hadron and reconstructed jet data

R. Ehlers, A. Angerami, R. Arora +55

The JETSCAPE Collaboration reports a new determination of jet transport coefficients in the Quark-Gluon Plasma, using both reconstructed jet and hadron data measured at RHIC and th…

nucl-th2021

Determining the jet transport coefficient from inclusive hadron suppression measurements using Bayesian parameter estimation

S. Cao, Y. Chen, J. Coleman +44

We report a new determination of , the jet transport coefficient of the Quark-Gluon Plasma. We use the JETSCAPE framework, which incorporates a novel multi-stage theoretic…

hep-ph2024

Bayesian Inference analysis of jet quenching using inclusive jet and hadron suppression measurements

R. Ehlers, Y. Chen, J. Mulligan +50

The JETSCAPE Collaboration reports a new determination of the jet transport parameter in the Quark-Gluon Plasma (QGP) using Bayesian Inference, incorporating all availabl…

hep-ph2024

Measuring jet quenching with a Bayesian inference analysis of hadron and jet data by JETSCAPE

R. Ehlers, A. Angerami, R. Arora +50

The JETSCAPE Collaboration reports the first multi-messenger study of the QGP jet transport parameter using Bayesian inference, incorporating all available hadron and jet…

nucl-ex2026

Longitudinal Dynamics of Large and Small Systems from a 3D Bayesian Calibration of RHIC Top-energy Collision Data

A. Mankolli, C. Shen, M. Luzum +53

A comprehensive Bayesian analysis of the 3D dynamics of high-energy nuclear collisions is presented. We perform a systematic model-to-data comparison using simulations of large and…

hep-ph2023

Inclusive jet and hadron suppression in a multistage approach

A. Kumar, Y. Tachibana, C. Sirimanna +57

We present a new study of jet interactions in the quark-gluon plasma created in high-energy heavy-ion collisions, using a multistage event generator within the JETSCAPE framework.…

hep-ph2020

Multi-system Bayesian constraints on the transport coefficients of QCD matter

D. Everett, W. Ke, J. -F. Paquet +45

We study the properties of the strongly-coupled quark-gluon plasma with a multistage model of heavy ion collisions that combines the TENTo initial condition ansatz, fr…

hep-ph2024

Hard jet substructure in a multistage approach

Y. Tachibana, A. Kumar, A. Majumder +56

We present predictions and postdictions for a wide variety of hard jet-substructure observables using a multistage model within the JETSCAPE framework. The details of the multistag…

hep-ph2020

Phenomenological constraints on the transport properties of QCD matter with data-driven model averaging

D. Everett, W. Ke, J. -F. Paquet +45

Using combined data from the Relativistic Heavy Ion and Large Hadron Colliders, we constrain the shear and bulk viscosities of quark-gluon plasma (QGP) at temperatures of ${\sim\,}…

hep-ph2024

Hard Photon Triggered Jets in - and - Collisions

C. Sirimanna, Y. Tachibana, A. Majumder +49

An investigation of high transverse momentum (high-) photon triggered jets in proton-proton (-) and ion-ion (-) collisions at and $5.02~\math…

nucl-th2020

Multi-stage evolution of heavy quarks in the quark-gluon plasma

G. Vujanovic, A. Angerami, S. A. Bass +47

The interaction of heavy flavor with the quark-gluon plasma (QGP) in relativistic heavy-ion collisions is studied using JETSCAPE, a publicly available software package containing a…

nucl-th2021

Determining the jet transport coefficient of the quark-gluon plasma using Bayesian parameter estimation

J. Mulligan, A. Angerami, R. Arora +46

We present a new determination of , the jet transport coefficient of the quark-gluon plasma. Using the JETSCAPE framework, we use Bayesian parameter estimation to constrai…

hep-ph2026

The effect of recoils on soft-drop-groomed observables in -tagged jets in a multistage approach

Y. Tachibana, C. Sirimanna, A. Majumder +49

We investigate medium-induced modifications to jet substructure observables that characterize hard components in central Pb-Pb collisions at ~TeV. Using a multi…

hep-ph2022

Comprehensive Study of Multi-scale Jet-medium Interaction

Y. Tachibana, A. Angerami, R. Arora +55

We explore jet-medium interactions at various scales in high-energy heavy-ion collisions using the JETSCAPE framework. The physics of the multi-stage modeling and the coherence eff…

nucl-th2019

The JETSCAPE framework

J. H. Putschke, K. Kauder, E. Khalaj +42

The JETSCAPE simulation framework is an overarching computational envelope for developing complete event generators for heavy-ion collisions. It allows for modular incorporation of…

nucl-th2020

Revisiting Bayesian constraints on the transport coefficients of QCD

J. -F. Paquet, A. Angerami, S. A. Bass +47

Multistage models based on relativistic viscous hydrodynamics have proven successful in describing hadron measurements from relativistic nuclear collisions. These measurements are…

nucl-th2019

Multi-stage jet evolution through QGP using the JETSCAPE framework: inclusive jets, correlations and leading hadrons

C. Park, A. Angerami, S. A. Bass +41

The JETSCAPE Collaboration has recently announced the first release of the JETSCAPE package that provides a modular, flexible, and extensible Monte Carlo event generator. This inno…

nucl-th2022

Probing the multi-scale dynamical interaction between heavy quarks and the QGP using JETSCAPE

W. Fan, G. Vujanovic, A. Angerami +47

The dynamics of shower development for a jet traveling through the QGP involves a variety of scales, one of them being the heavy quark mass. Even though the mass of the heavy quark…

hep-ph2023

Effects of multi-scale jet-medium interactions on jet substructures

JETSCAPE Collaboration, Y. Tachibana, A. Angerami +57

We utilize event-by-event Monte Carlo simulations within the JETSCAPE framework to examine scale-dependent jet-medium interactions in heavy-ion collisions. The reduction in jet-med…

hep-ph2020

Inclusive and effective bulk viscosities in the hadron gas

J. -B. Rose, J. M. Torres-Rincon, H. Elfner

We estimate the temperature dependence of the bulk viscosity in a relativistic hadron gas. Employing the Green-Kubo formalism in the SMASH (Simulating Many Accelerated Strongly-int…

hep-ph2025

Extraction of jet-medium interaction details through jet substructure for inclusive and gamma-tagged jets

Y. Tachibana, C. Sirimanna, A. Majumder +49

We present a comprehensive study of jet substructure modifications in high-energy heavy-ion collisions using both inclusive jets and -tagged jets, based on a multi-stage jet ev…

nucl-th2018

Strangeness production via resonances in heavy-ion collisions at SIS energies

V. Steinberg, J. Staudenmaier, D. Oliinychenko +3

Production of strange hadrons in elementary and heavy-ion reactions is studied with the hadronic transport approach SMASH (Simulating Many Accelerated Strongly-interacting Hadrons)…

nucl-th2019

Jet substructure modification in a QGP from a multi-scale description of jet evolution with JETSCAPE

Y. Tachibana, A. Angerami, S. A. Bass +41

The modification of jet substructure in relativistic heavy-ion collisions is studied using JETSCAPE, a publicly available software package containing a framework for Monte Carlo ev…

nucl-th2020

Photon-jet correlations in p-p and Pb-Pb collisions using JETSCAPE framework

C. Sirimanna, A. Angerami, S. A. Bass +47

It is now well established that jet modification is a multistage effect; hence a single model alone cannot describe all facets of jet modification. The JETSCAPE framework is a mult…

nucl-th2023

Multi-scale evolution of charmed particles in a nuclear medium

JETSCAPE collaboration, W. Fan, G. Vujanovic +57

Parton energy-momentum exchange with the quark gluon plasma (QGP) is a multi-scale problem. In this work, we calculate the interaction of charm quarks with the QGP within the highe…

hep-ph2022

Role of bulk viscosity in deuteron production in ultrarelativistic nuclear collisions

D. Everett, D. Oliinychenko, M. Luzum +53

We use a Bayesian-calibrated multistage viscous hydrodynamic model to explore deuteron yield, mean transverse momentum and flow observables in LHC Pb-Pb collisions. We explore theo…

nucl-th2020

Jet quenching in a multi-stage Monte Carlo approach

A. Kumar, A. Angerami, S. A. Bass +47

We present a jet quenching model within a unified multi-stage framework and demonstrate for the first time a simultaneous description of leading hadrons, inclusive jets, and ellipt…

nucl-th2026

Transport-based initial conditions for heavy-ion collisions at finite densities

H. Roch, G. Pihan, A. Monnai +53

We employ the SMASH transport model to provide event-by-event initial conditions for the energy-momentum tensor and conserved charge currents in hydrodynamic simulations of relativ…

nucl-ex2023

Hot QCD White Paper

M. Arslandok, S. A. Bass, A. A. Baty +170

Hot QCD physics studies the nuclear strong force under extreme temperature and densities. Experimentally these conditions are achieved via high-energy collisions of heavy ions at t…

nucl-th2024

Photon-triggered jets as probes of multi-stage jet modification

C. Sirimanna, Y. Tachibana, A. Angerami +50

Prompt photons are created in the early stages of heavy ion collisions and traverse the QGP medium without any interaction. Therefore, photon-triggered jets can be used to study th…

nucl-th2020

Hydrodynamic response to jets with a source based on causal diffusion

Y. Tachibana, A. Angerami, S. A. Bass +47

We study the medium response to jet evolution in the quark-gluon plasma within the JETSCAPE framework. Recoil partons' medium response in the weakly coupled description is implemen…

hep-ph2025

Hybrid Hadronization -- A Study of In-Medium Hadronization of Jets

A. Sengupta, R. J. Fries, M. Kordell +50

QCD jets are considered important probes for quark gluon plasma created in collisions of nuclei at high energies. Their parton showers are significantly altered if they develop ins…

nucl-th2019

The JETSCAPE framework: p+p results

A. Kumar, Y. Tachibana, D. Pablos +43

The JETSCAPE framework is a modular and versatile Monte Carlo software package for the simulation of high energy nuclear collisions. In this work we present a new tune of JETSCAPE,…

hep-ph2023

A new metric improving Bayesian calibration of a multistage approach studying hadron and inclusive jet suppression

W. Fan, G. Vujanovic, S. A. Bass +52

We study parton energy-momentum exchange with the quark gluon plasma (QGP) within a multistage approach composed of in-medium DGLAP evolution at high virtuality, and (linearized) B…

hep-ph2022

Influence of heavy resonances in SMASH

J. Salinas San Martin, J. Noronha-Hostler, H. Elfner +2

Recent lattice QCD results, comparing to a hadron resonance gas model, have shown the need for hundreds of particles in hadronic models. These extra particles influence both the eq…

nucl-th2020

First results from Hybrid Hadronization in small and large systems

M. Kordell, A. Angerami, S. A. Bass +47

"Hybrid Hadronization" is a new Monte Carlo package to hadronize systems of partons. It smoothly combines quark recombination applicable when distances between partons in phase spa…

hep-ph2024

A soft-hard framework with exact four momentum conservation for small systems

I. Soudi, W. Zhao, A. Majumder +50

A new framework, called x-scape, for the combined study of both hard and soft transverse momentum sectors in high energy proton-proton (-) and proton-nucleus (-) collis…

hep-ph2023

Multiscale evolution of heavy flavor in the QGP

G. Vujanovic, A. Angerami, R. Arora +52

Shower development dynamics for a jet traveling through the quark-gluon plasma (QGP) is a multiscale process, where the heavy flavor mass is an important scale. During the high vir…

nucl-th2024

SMASH as an event generator for heavy-ion collisions

A. Sciarra, H. Elfner

In this article we present an overview of the SMASH hadronic transport approach that is applied for non-equilibrium dynamics of hadrons in \heavyion\ collisions. We will give an ov…