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Related papers: Projected Three-Pion Correlation Functions

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Building upon our recent study arXiv:1709.04325, we investigate the feasibility of calculating the pion distribution amplitude from suitably chosen Euclidean correlation functions at large momentum. We demonstrate in this work the advantage…

Correlation between shower partons is first studied in high $p_T$ jets. Then in the framework of parton recombination the correlation between pions in heavy-ion collisions is investigated. Since thermal partons play very different roles in…

Nuclear Theory · Physics 2009-11-11 Rudolph C. Hwa , Zhiguang Tan

In this paper, a set of tools is introduced that simplifies the synthesis and rapid-prototyping of single-loop rational kinematic chains. It allows the user to perform rational motion interpolation of up to four given poses and yields the…

Robotics · Computer Science 2024-07-09 Daniel Huczala , Johannes Siegele , Daren A. Thimm , Martin Pfurner , Hans-Peter Schröcker

The three-point correlation function (3PCF) of a weak lensing shear field contains information that is complementary to that in the two-point correlation function (2PCF), which can help improve the cosmological parameters and calibrate…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-03 Sunao Sugiyama , Rafael C. H. Gomes , Mike Jarvis

We have implemented a new way of computing three-point correlation functions. It is based on a factorization of the entire correlation function into two parts which are evaluated with open spin- (and to some extent flavor-) indices. This…

High Energy Physics - Lattice · Physics 2018-04-18 Gunnar S. Bali , Sara Collins , Benjamin Glässle , Simon Heybrock , Piotr Korcyl , Marius Löffler , Rudolf Rödl , Andreas Schäfer

The pion structure function is investigated in a simple model, where pion and constituent quark fields are coupled through the simplest pseudoscalar coupling. The imaginary part of the forward gamma* pi-> gamma* pi scattering amplitude is…

High Energy Physics - Phenomenology · Physics 2009-11-07 F. Bissey , J. R. Cudell , J. Cugnon , M. Jaminon , J. P. Lansberg , P. Stassart

We calculate the three- and four-particle correlations of identical pions in an evolving pion gas (EPG) model with Bose-Einstein condensation. The multi-pion correlation functions in the EPG model are analyzed in different momentum…

Nuclear Theory · Physics 2018-04-24 Ghulam Bary , Peng Ru , Wei-Ning Zhang

Estimation of the back-to-back pi-pi correlations arising due to evolution of the pionic field in the course of pion production process is given for central heavy nucleus collisions at moderate energies.

High Energy Physics - Phenomenology · Physics 2009-10-31 I. V. Andreev

Three-particle correlations have been measured for identified negative pions from central 158 A GeV Pb+Pb collisions by the WA98 experiment at CERN. A substantial contribution of the genuine three-body correlation has been found as expected…

High Energy Physics - Experiment · Physics 2008-11-26 WA98 Collaboration , M. M. Aggarwal

Jet-like three-particle azimuthal correlations can discriminate various physical scenarios that have been proposed to explain the observed strong modification to two-particle azimuthal correlations. The three-particle correlation analysis…

Nuclear Experiment · Physics 2008-11-26 Jason G. Ulery , Fuqiang Wang

New type of pion interferometry formulas is derived, in which not only the correlator but also the pion multiplicity is taken consideration. The method to get information about initial emission probability of the unsymmetrized Bosons is…

High Energy Physics - Phenomenology · Physics 2016-09-06 Q. H. Zhang

As we move towards future galaxy surveys, the three-point statistics will be increasingly leveraged to enhance the constraining power of the data on cosmological parameters. An essential part of the three-point function estimation is…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-22 David W. Pearson , Lado Samushia

Recently, the ALICE collaboration analyzed the three- and four-pion Hanbury Brown-Twiss (HBT) correlations in Pb-Pb collisions at the Large Hadron Collider (LHC). The measured suppressions of three- and four-pion correlations may originate…

Nuclear Theory · Physics 2019-10-08 Ghulam Bary , Peng Ru , Wei-Ning Zhang

The pair- and three-proton interaction potentials for metal-phase hydrogen are calculated. Irreducible three-proton interactions are shown to be essential in the development of the metal hydrogen structure. Possible manifestations of the…

Materials Science · Physics 2007-05-23 E. V. Vasiliu , S. D. Kaim , N. P. Kovalenko

I present a Mathematica package designed for manipulations and evaluations of triple-K integrals and conformal correlation functions in momentum space. Additionally, the program provides tools for evaluation of a large class of 2- and…

High Energy Physics - Theory · Physics 2020-08-26 Adam Bzowski

The methods allowing to extract the coherent component of pion emission conditioned by the formation of a quasi-classical pion source in heavy ion collisions are suggested. They exploit a nontrivial modification of the quantum statistical…

Nuclear Theory · Physics 2009-11-07 S. V. Akkelin , R. Lednicky , Yu. M. Sinyukov

Existing well investigated Predictive Process Monitoring techniques typically construct a predictive model based on past process executions, and then use it to predict the future of new ongoing cases, without the possibility of updating it…

Machine Learning · Computer Science 2023-10-26 Williams Rizzi , Chiara Di Francescomarino , Chiara Ghidini , Fabrizio Maria Maggi

A powerful data transformation method named guided projections is proposed creating new possibilities to reveal the group structure of high-dimensional data in the presence of noise variables. Utilising projections onto a space spanned by a…

Coherent pion production by neutrinos has been interpreted in the framework of the Partially Conserved Axial Current hypothesis (PCAC) and explicit model calculations are available. In this article we compute angular correlations for the…

High Energy Physics - Phenomenology · Physics 2014-03-18 A. Higuera , E. A. Paschos

Partially twisted boundary conditions are widely used for improving the momentum resolution in lattice computations of hadronic correlation functions. The method is however expensive since every additional twist requires computing…

High Energy Physics - Lattice · Physics 2021-12-17 Nils Asmussen , Alessandro Barone , Andreas Jüttner