English
Related papers

Related papers: Nonperturbative Effects in Energy Correlators: Fro…

200 papers

Precise theoretical predictions are a key ingredient for an accurate determination of the structure of the Langrangian of particle physics, including its free parameters, which summarizes our understanding of the fundamental interactions…

High Energy Physics - Phenomenology · Physics 2021-09-01 Silvia Ferrario Ravasio

While second-order phase transitions always cause strong non-local fluctuations, their effect on spectral properties crucially depends on the dimensionality. For the important case of three dimensions, we show that the electron self-energy…

Strongly Correlated Electrons · Physics 2015-03-18 T. Schäfer , A. Toschi , Jan M. Tomczak

Unitary conformal field theories (CFTs) are believed to have positive (non-negative) energy correlators. Energy correlators are universal observables in higher-dimensional CFTs built out of integrated Wightman functions of the stress-energy…

High Energy Physics - Theory · Physics 2015-06-15 Alexander Zhiboedov

In this paper, we investigate how nonlocal correlations affect, selectively, the physics of correlated electrons over different energy scales, from the Fermi level to the band-edges. This goal is achieved by applying a diagrammatic…

Strongly Correlated Electrons · Physics 2016-10-24 G. Rohringer , A. Toschi

We study energy correlators and other event shapes in states created by operators with large global $U(1)$ charge $Q$ in Conformal Field Theories. Focusing on theories whose large charge sector is described by the superfluid Effective Field…

High Energy Physics - Theory · Physics 2025-03-31 Gabriel Cuomo , Eren Firat , Filippo Nardi , Lorenzo Ricci

Dynamics of high energy scattering in Quantum Chromodynamics (QCD) are primarily probed through detector energy flow correlations. One important example is the Energy-Energy Correlator (EEC), whose back-to-back limit probes correlations of…

High Energy Physics - Phenomenology · Physics 2023-01-11 Hao Chen , Xinan Zhou , Hua Xing Zhu

We perform a non-perturbative study of the Coleman-Weinberg phase transition in scalar QED. Our method permits a consistent treatment of the effective potential near the origin, a region not accessible to perturbation theory. As a result,…

High Energy Physics - Phenomenology · Physics 2009-10-28 D. Litim , C. Wetterich , N. Tetradis

We review the physics of the power corrections to the parton model. In the first part, we consider the power corrections which characterize the infrared sensitivity of Feynman graphs when the contribution of short distances dominates. The…

High Energy Physics - Phenomenology · Physics 2015-06-25 F. V. Gubarev , M. I. Polikarpov , V. I. Zakharov

We present recent results from experimental studies of power corrections in the model of Dokshitzer, Marchesini and Webber using data from the process e+e- -> hadrons at several centre-of-mass energies. Fitted O(alpha_S^2)+NLLA QCD…

High Energy Physics - Experiment · Physics 2007-05-23 S. Kluth

We consider the Energy-Energy Correlation (EEC) function in high-energy electron-positron annihilation to hadrons. In the back-to-back (two-jet) region, we perform the all-order resummation of the logarithmically-enhanced contributions in…

High Energy Physics - Phenomenology · Physics 2024-12-04 Ugo Giuseppe Aglietti , Giancarlo Ferrera

By utilizing the di-hadron fragmentation formalism, we extend the previous factorization of nearside energy-energy correlators (EEC) in the collinear limit and derive an all order resummation in the Fourier transform $b_T$-space. A perfect…

High Energy Physics - Phenomenology · Physics 2025-07-22 Yuxun Guo , Feng Yuan , Wenbin Zhao

The moments of the hadronic spectral functions are of interest for the extraction of the strong coupling $\alpha_s$ and other QCD parameters from the hadronic decays of the $\tau$ lepton. Motivated by the recent analyses of a large class of…

High Energy Physics - Phenomenology · Physics 2013-08-26 Gauhar Abbas , B. Ananthanarayan , Irinel Caprini , Jan Fischer

We examine scalar quantum electrodynamics in power-law inflation space-time, and compute the one-loop correction to electric and magnetic field correlators at superhorizon separations. The effect at one-loop descends from the coupling of…

General Relativity and Quantum Cosmology · Physics 2024-07-30 Dražen Glavan , Gerasimos Rigopoulos

Global equilibrium fragmentation inside a freeze out constraining volume is a working hypothesis widely used in nuclear fragmentation statistical models. In the framework of classical Lennard Jones molecular dynamics, we study how the…

Nuclear Theory · Physics 2009-11-10 A. Chernomoretz , F. Gulminelli , M. J. Ison , C. O. Dorso

We discuss the ways of extracting a low energy scale of an underlying theory using high energy scattering data. Within an exactly solvable model of quantum mechanics we analyze a technique based on introduction of nonperturbative power…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. A. Penin , A. A. Pivovarov

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

In the framework of analytic approach to QCD, which has been recently intensively developed, the dependence of nonperturbative contributions in a running coupling of strong interaction on initial perturbative approximation to 3-loop order…

High Energy Physics - Phenomenology · Physics 2007-05-23 Aleksey I. Alekseev

We consider $1/Q$ corrections to hard processes in QCD where Q is a large mass scale, concentrating on shape variables in $e^{+}e^{-}$ annihilation. While the evidence for such corrections can be and has been established by means of the…

High Energy Physics - Phenomenology · Physics 2019-08-15 R. Akhoury , V. I. Zakharov

We derive the explicit expression for the four-point correlation function of stress-energy tensors in four-dimensional N=4 superconformal theory. We show that it has a remarkably simple and suggestive form allowing us to predict a large…

High Energy Physics - Theory · Physics 2016-01-27 G. P. Korchemsky , E. Sokatchev

We propose nucleon energy correlators (NECs) as a novel framework to probe electroweak light-quark dipole operators in deep inelastic scattering with an unpolarized nucleon. These operators encode chirality-flipping interactions, whose…

High Energy Physics - Phenomenology · Physics 2026-04-07 Yingsheng Huang , Xuan-Bo Tong , Hao-Lin Wang