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Baryon production is studied within the framework of quantized fragmentation of QCD string. Baryons appear in the model in a fairly intuitive way, with help of causally connected string breakups. A simple helical approximation of QCD flux…

High Energy Physics - Phenomenology · Physics 2021-08-25 Šárka Todorova-Nová

This work develops a particle system addressing the approximation of McKean-Vlasov stochastic differential equations (SDEs). The novelty of the approach lies in involving low discrepancy sequences nontrivially in the construction of a…

Numerical Analysis · Mathematics 2024-09-17 Nadhir Ben Rached , Abdul-Lateef Haji-Ali , Raúl Tempone , Leon Wilkosz

The process of a light neutral vector meson electroproduction is studied in the framework of QCD factorization in which the amplitude factorizes in a convolution of the nonperturbative meson distribution amplitude and the generalized parton…

High Energy Physics - Phenomenology · Physics 2015-05-27 D. Yu. Ivanov , L. Szymanowski , G. Krasnikov

We calculate the photonuclear production of heavy quarks in ultraperipheral heavy ion collisions. The integrated cross section and the rapidity distribution are computed employing sound high energy QCD formalisms as the collinear and…

High Energy Physics - Phenomenology · Physics 2010-11-30 V. P. Goncalves , M. V. T. Machado

The nonlinear massive plane wave solution of the classical scalar field in the Higgs potential is revisited to study the mass generation and particle creation. In particular, by assuming that the Higgs system is in the slightly excited…

High Energy Physics - Phenomenology · Physics 2024-05-03 Yoshio Kitadono , Tomohiro Inagaki

The QCD amplitudes for particle's production in the quasi-multi-Regge kinematics with a quark exchange in crossing channels are calculated in the Born approximation. In particular they are needed to find next-to-leading corrections to the…

High Energy Physics - Phenomenology · Physics 2009-10-31 L. N. Lipatov , M. I. Vyazovsky

For reaction-diffusion processes with at most bimolecular reactants, we derive well-behaved, numerically tractable, exact Langevin equations that govern a stochastic variable related to the response field in field theory. Using duality…

Statistical Mechanics · Physics 2016-09-06 F. Benitez , C. Duclut , H. Chaté , B. Delamotte , I. Dornic , M. A. Muñoz

We use QCD kinetic theory to compute photon production in the chemically equilibrating Quark-Gluon Plasma created in the early stages of high-energy heavy-ion collisions. We show that the photon spectrum radiated from an attractor evolution…

High Energy Physics - Phenomenology · Physics 2023-12-19 Oscar Garcia-Montero , Aleksas Mazeliauskas , Philip Plaschke , Sören Schlichting

The familiar generating functionals in quantum field theory fail to be true measures and, so they make the sense only in the framework of the perturbation theory. In our approach, generating functionals are defined strictly as the Fourier…

High Energy Physics - Theory · Physics 2009-10-28 G. Sardanashvily

The Lauricella theory of multiple hypergeometric functions is used to shed some light on certain distributional properties of the mean of a Dirichlet process. This approach leads to several results, which are illustrated here. Among these…

Probability · Mathematics 2016-09-07 Antonio Lijoi , Eugenio Regazzini

The effects of collisional processes in the hot QCD medium to thermal dilepton production from $q\overline{q}$ annihilation in relativistic heavy-ion collisions have been investigated. The non-equilibrium corrections to the momentum…

High Energy Physics - Phenomenology · Physics 2022-09-02 Lakshmi J. Naik , V. Sreekanth , Manu Kurian , Vinod Chandra

We describe all Gaussian generating functionals on several easy quantum groups given by non-crossing partitions. This includes in particular the free unitary, orthogonal and symplectic quantum groups. We further characterize central…

Quantum Algebra · Mathematics 2026-02-06 Uwe Franz , Amaury Freslon , Adam Skalski

In this paper, we introduce the generating functions of partition sequences. Partition sequences have a one-to-one correspondence with partitions. Therefore, the generating function has no multiplicity and appears meaningless initially.…

Combinatorics · Mathematics 2025-04-16 Masanori Ando

Entropy production quantifies the breaking of time-reversal symmetry in non-equilibrium systems. Here, we develop a direct method to obtain closed, tractable expressions for entropy production in a broad class of dynamical density…

Statistical Mechanics · Physics 2026-02-03 Antonin Brossollet , Giulio Biroli

Entropy production and the detailed fluctuation theorem are of fundamental importance for thermodynamic processes. In this paper, we study the multiple entropy production for multitime quantum processes in a unified framework. For closed…

Quantum Physics · Physics 2023-09-27 Zhiqiang Huang

We review the history of analytical approaches to particle production from external strong fields in QED and QCD, and numerical studies of the back reaction problem for the electric field in QED. We discuss the formulation of the…

High Energy Physics - Phenomenology · Physics 2008-06-10 Fred Cooper , John F. Dawson , Bogdan Mihaila

A method for beyond-mean-field calculations based on an energy density functional is described. The main idea is to map the energy surface for the nuclear quadrupole deformation, obtained from an energy density functional at the mean-field…

Nuclear Theory · Physics 2022-12-16 J. Ljungberg , J. Boström , B. G. Carlsson , A. Idini , J. Rotureau

With a scalar potential and a bivector potential, the vector field associated with the drift of a diffusion is decomposed into a generalized gradient field, a field perpendicular to the gradient, and a divergence-free field. We give such…

Statistical Mechanics · Physics 2021-05-26 Ying-Jen Yang , Yu-Chen Cheng

We develop methods for computing the dynamics of fermion pair production by strong color electric fields using the semi-classical Boltzmann-Vlasov equation. We present numerical results for a model with SU(2) symmetry in (1+1) dimension.

High Energy Physics - Phenomenology · Physics 2010-04-14 John F. Dawson , Bogdan Mihaila , Fred Cooper

Understanding the generative mechanism of a natural system is a vital component of the scientific method. Here, we investigate one of the fundamental steps toward this goal by presenting the minimal generator of an arbitrary binary Markov…

Statistical Mechanics · Physics 2018-02-14 J. Ruebeck , R. G. James , J. R. Mahoney , J. P. Crutchfield