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Related papers: Modification of Jet Velocities in an Explosively L…

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We present a reconstruction of jet geometry models using numerical methods based on a Markov ChainMonte Carlo (MCMC) and limited memory Broyden-Fletcher-Goldfarb-Shanno (BFGS) optimized algorithm. Our aim is to model the three-dimensional…

Instrumentation and Methods for Astrophysics · Physics 2022-10-10 Kunyang Li , Katie Kosak , Sayali S. Avachat , Eric S. Perlman

The jet-medium interaction in high energy heavy ion collisions is an important phenomena to characterize the hot and dense medium produced in such collisions. The study of medium-induced modifications to the substructure of inclusive…

High Energy Physics - Phenomenology · Physics 2021-02-03 Sumit Kumar Saha , Debojit Sarkar , Subhasis Chattopadhyay , Ashik Ikbal Sheikh , Sidharth Kumar Prasad

Evidence of jet precession in many galactic and extragalactic sources has been reported in the literature. Much of this evidence is based on studies of the kinematics of the jet knots, which depends on the correct identification of the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 A. Caproni , H. Monteiro , Z. Abraham

Building upon the success of optimal transport metrics defined for single collinear jets, we develop a multi-scale framework that models entire collider events as distributions on the manifold of their constituent jets, which are themselves…

High Energy Physics - Phenomenology · Physics 2025-07-10 Tianji Cai , Nathaniel Craig , Katy Craig , Xinyuan Lin

This study experimentally and numerically investigates the dynamics of a high-speed liquid jet generated from the interaction of two tandem cavitation bubbles, termed bubble 1 and bubble 2, depending on their generation sequence. In our…

Fluid Dynamics · Physics 2026-03-04 Shuai Yan , A-Man Zhang , Tianyuan Zhang , Pu Cui , Rui Han , Shuai Li

The CDF experiment has reported an excess of high-$p_t$ jets compared to previous next-to-leading order QCD expectations. Before attributing this to new physics effects, we investigate whether these high-$p_t$ jets can be explained by a…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. Huston , E. Kovacs , S. Kuhlmann , H. L. Lai , J. F. Owens , D. Soper , W. K. Tung

Fast data generation based on Machine Learning has become a major research topic in particle physics. This is mainly because the Monte Carlo simulation approach is computationally challenging for future colliders, which will have a…

High Energy Physics - Experiment · Physics 2022-11-30 Benno Käch , Dirk Krücker , Isabell Melzer-Pellmann , Moritz Scham , Simon Schnake , Alexi Verney-Provatas

High momentum jets and hadrons can be used as probes for the quark gluon plasma (QGP) formed in nuclear collisions at high energies. We investigate the influence of fluctuations in the fireball on jet quenching observables by comparing…

Nuclear Theory · Physics 2010-12-17 Ricardo Rodriguez , Rainer J. Fries , Enrique Ramirez

Supermassive black holes launch highly relativistic jets with velocities reaching Lorentz factors as high as $\Gamma>50$. How the jets accelerate to such high velocities and where along the jet do they reach terminal velocity are open…

High Energy Astrophysical Phenomena · Physics 2021-10-27 I. Liodakis , T. Hovatta , M. F. Aller , H. D. Aller , M. A. Gurwell , A. Lähteenmäki , M. Tornikoski

We present the first three-dimensional simulations of the evolution of a microquasar jet inside the binary-star system. The aim is to study the interaction of these jets with the stellar wind from a massive companion and the possible…

High Energy Astrophysical Phenomena · Physics 2015-05-20 M. Perucho , V. Bosch-Ramon , D. Khangulyan

We study the collimation and acceleration of the jets in the nearby giant radio galaxy NGC 315, using multifrequency Very Long Baseline Array observations and archival High Sensitivity Array and Very Large Array data. We find that the jet…

High Energy Astrophysical Phenomena · Physics 2021-03-17 Jongho Park , Kazuhiro Hada , Masanori Nakamura , Keiichi Asada , Guang-Yao Zhao , Motoki Kino

Triple gauge boson vertex, which is inherent to the model of a dynamical breaking of the electroweak symmetry, leads to an effective four-fermion interaction of quarks. Calculation of the effective coupling constant in the framework of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. A. Arbuzov

For jets, with great power comes great opportunity. The unprecedented center of mass energies available at the LHC open new windows on the QGP: we demonstrate that jet shape and jet cross section measurements become feasible as a new,…

High Energy Physics - Phenomenology · Physics 2009-05-20 Ivan Vitev , Simon Wicks , Ben-Wei Zhang

The evolution of jets showers in high energy nuclear collisions is influenced in various ways by the presence of a surrounding medium. The interaction of jet constituents with the medium can happen during the partonic stage of the jet,…

Nuclear Theory · Physics 2025-05-22 Arjun Sengupta , Rainer J. Fries

We discuss morphological properties of the large-scale jets in powerful radio sources, which are now observed at radio, optical and X-ray frequencies, in order to determine the origin of their X-ray radiation and the nature of the particle…

Astrophysics · Physics 2009-11-10 L. Stawarz , M. Sikora , M. Ostrowski , M. C. Begelman

The precise reconstruction of jet transverse momenta in heavy-ion collisions is a challenging task. A major obstacle is the large number of (mainly) low-$p_{\rm T}$ particles overlaying the jets. Strong region-to-region fluctuations of this…

Nuclear Experiment · Physics 2019-06-26 Rüdiger Haake , Constantin Loizides

This article presents, for the first time, the application of diffusion models for generating jet images corresponding to proton-proton collision events at the Large Hadron Collider (LHC). The kinematic variables of quark, gluon, W-boson,…

High Energy Physics - Phenomenology · Physics 2025-08-04 Victor D. Martinez , Vidya Manian , Sudhir Malik

The striking suppression and modification patterns that are observed in jet observables measured in heavy-ion collisions with respect to the proton-proton baseline have the potential to constrain the spatio-temporal branching process of…

High Energy Physics - Phenomenology · Physics 2018-08-16 Konrad Tywoniuk , Yacine Mehtar-Tani

In this Brief Communication we study experimentally the flow regimes that appear in co-axial air-water jets discharging into a stagnant air atmosphere and we propose a simple explanation for their occurrence based on linear, local,…

Fluid Dynamics · Physics 2019-12-10 A. Sevilla , J. M. Gordillo , C. Martínez-Bazán

Jet substructure has emerged as a critical tool for LHC searches, but studies so far have relied heavily on shower Monte Carlo simulations, which formally approximate QCD at leading-log level. We demonstrate that systematic higher-order QCD…

High Energy Physics - Phenomenology · Physics 2012-09-18 Ilya Feige , Matthew D. Schwartz , Iain W. Stewart , Jesse Thaler