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Related papers: Energy correlations in the end-point region

200 papers

Energy correlators have recently come to the forefront of jet substructure studies at colliders due to their remarkable properties: they naturally separate physics at different scales, are robust to contamination from soft radiation, and…

High Energy Physics - Phenomenology · Physics 2025-06-12 Samuel Alipour-fard , Ankita Budhraja , Jesse Thaler , Wouter J. Waalewijn

The nuclear photo-emulsion technique is used to study the information carried by the medium energy nucleons produced in heavy ion collisions. Multiplicity, energies as well as the angular distribution of this type of particles are measured.…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. T. Hussein , N. M. Hassan , N. M. Sadek , Jamila Elsweedy

Energy correlators measured inside high-energy jets at hadron colliders have recently been demonstrated to provide a new window into both perturbative and non-perturbative Quantum Chromodynamics. A number of the most interesting features of…

High Energy Physics - Phenomenology · Physics 2023-08-01 Max Jaarsma , Yibei Li , Ian Moult , Wouter J. Waalewijn , Hua Xing Zhu

A new method to determine electron correlation energy is described. This method is based on a better representation of the potential due to interacting electrons that is obtained by specifying both the average and standard deviation. The…

Materials Science · Physics 2007-05-23 T. R. S. Prasanna

The confining transition from asymptotically free partons to hadrons remains one of the most mysterious aspects of Quantum Chromodynamics. With the wealth of high quality jet substructure data we can hope to gain new experimental insights…

High Energy Physics - Phenomenology · Physics 2023-08-03 Kyle Lee , Ian Moult

Following my previous proposal that two-particle correlation functions can be used to resolve the minijet contribution to particle production in minimum biased events of high energy hadronic interactions, I study the $p_T$ and energy…

High Energy Physics - Phenomenology · Physics 2011-02-15 Xin-Nian Wang

In this paper the nuclear configurational entropy of the energy--energy correlation function is scrutinized, in $e^+e^-$ collisions to hadrons in the back-to-back region, within the QCD perturbative theory. The critical points of the…

High Energy Physics - Phenomenology · Physics 2019-05-22 G. Karapetyan

We present a first-principles analysis of the renormalization group (RG) evolution of the two-point energy-energy correlator (EEC) in light-quark and gluon jets propagating through nuclear matter. Our work focuses on the analytic structure…

High Energy Physics - Phenomenology · Physics 2026-02-27 Weiyao Ke , Bianka Mecaj , Ivan Vitev

Heavy flavor jets provide ideal tools to probe the mass effect on jet substructure in both vacuum and quark-gluon plasma (QGP). Energy-energy correlator (EEC) is an excellent jet substructure observable owning to its strong sensitivity to…

High Energy Physics - Phenomenology · Physics 2024-09-20 Wen-Jing Xing , Shanshan Cao , Guang-You Qin , Xin-Nian Wang

In these proceedings, pair correlations between high pT final-state particles in central and mid-central Au+Au are presented as a function of trigger-angle with respect to the reaction plane. Jet tomography results like these add another…

Nuclear Experiment · Physics 2019-08-13 Michael P. McCumber

The energy-energy correlation function of the two-dimensional Ising model with weakly fluctuating random bonds is evaluated in the large scale limit. Two correlation lengths exist in contrast to one correlation length in the pure 2D Ising…

Condensed Matter · Physics 2007-05-23 K. Ziegler

The nucleon energy-energy correlator (NEEC) was proposed in 2209.02080 as a new way of studying nucleon intrinsic dynamics. In this work, we present a detailed derivation of the factorization theorem that enables the measurement of the…

High Energy Physics - Phenomenology · Physics 2023-03-06 Haotian Cao , Xiaohui Liu , Hua Xing Zhu

Energy-energy correlators (EECs) within high energy jets serve as a key experimentally accessible quantity to probe the scale and structure of the quark-gluon plasma (QGP) in relativistic heavy-ion collisions. The CMS Collaboration's first…

High Energy Physics - Phenomenology · Physics 2025-03-12 Liliana Apolinário , Raghav Kunnawalkam Elayavalli , Nuno Olavo Madureira , Jun-Xing Sheng , Xin-Nian Wang , Zhong Yang

We critically examine the back-to-back limit of the energy-energy correlation (EEC) in $e^+e^-$ annihilation as a potential source of information on the Collins-Soper kernel and the strong coupling constant. The analysis is performed within…

High Energy Physics - Phenomenology · Physics 2025-07-24 Alejandro Bris Cuerpo , Ignazio Scimemi , Alexey Vladimirov

A curious behavior of electron correlation energy is explored. Namely, the correlation energy is the energy that tends to drive the system toward that of the uniform electron gas. As such, the energy assumes its maximum value when a…

Materials Science · Physics 2019-12-17 Teepanis Chachiyo , Hathaithip Chachiyo

We extend the recently derived factorization formula for energy-energy correlators to study the analytic structure of general $\nu$-point projected energy correlators in heavy ion collisions. The $\nu$-point projected energy correlators…

High Energy Physics - Phenomenology · Physics 2026-01-14 Ankita Budhraja , Balbeer Singh

We study the $D$-dimensional high-density correlation energy $\Ec$ of the singlet ground state of two electrons confined by a harmonic potential with Coulombic repulsion. We allow the harmonic potential to be anisotropic, and examine the…

Chemical Physics · Physics 2011-09-27 Yan Zhao , Pierre-François Loos , Peter M. W. Gill

Predictions for angular correlations between an arbitrary number of partons are derived in the high energy limit. The quantities considered depend on angles and primary energy through a single variable $\epsilon$ which implies certain…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wolfgang Ochs

The ability to measure detailed aspects of the substructure of high-energy jets traversing the quark-gluon plasma (QGP) has provided a new window into its internal dynamics. However, drawing robust conclusions from traditional jet…

High Energy Physics - Phenomenology · Physics 2023-09-08 Carlota Andres , Fabio Dominguez , Jack Holguin , Cyrille Marquet , Ian Moult

Correlation functions of energy flow operators (energy-energy correlators) are one of the simplest observables in quantum field theory and gravity, with diverse applications ranging from real world collider physics to constraining the space…

High Energy Physics - Theory · Physics 2025-12-12 Bianka Meçaj , Ian Moult , Matthew T. Walters , Yuan Xin