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We propose a new approach towards approximating the density-to-pair-density map based on copula theory from statistics. We extend the copula theory to multi-dimensional marginals, and deduce that one can describe any (exact or approximate)…

计算物理 · 物理学 2025-03-11 Geneviève Dusson , Claudia Klüppelberg , Gero Friesecke

We study the threshold corrections for inclusive deep-inelastic scattering (DIS) and their all-order resummation. Using recent results for the QCD form factor, related anomalous dimensions and Mellin moments of DIS structure functions at…

高能物理 - 唯象学 · 物理学 2020-03-31 Goutam Das , Sven-Olaf Moch , Andreas Vogt

This paper concerns the quantisation of a rigid body in the framework of ``covariant quantum mechanics'' on a curved spacetime with absolute time. The basic idea is to consider the multi-configuration space, i.e. the configuration space for…

数学物理 · 物理学 2007-05-23 M. Modugno , C. Tejero Prieto , R. Vitolo

Knowledge of the three-dimensional structure of Galactic molecular clouds is important for understanding how clouds are affected by processes such as turbulence and magnetic fields and how this structure effects star formation within them.…

The first detailed comparison between ab initio calculations of finite fermionic superfluid systems, performed recently by Chang and Bertsch [Phys. Rev. A 76, 021603(R), (2007)] and by von Stecher, Greene and Blume [e-print…

超导电性 · 物理学 2009-02-05 Aurel Bulgac

QCD at large density reveals a rich phase structure, ranging from a potential critical end point and inhomogeneous phases or moat regimes to color superconducting ones with competing order effects. Resolving this region in the phase diagram…

高能物理 - 理论 · 物理学 2023-09-15 Friederike Ihssen , Jan M. Pawlowski , Franz R. Sattler , Nicolas Wink

A brief review on the status of unpolarized parton densities and the determination of the QCD scale $\Lambda_{\rm QCD}$ from deep-inelastic scattering data is presented.

高能物理 - 唯象学 · 物理学 2007-11-14 Johannes Blümlein

We continue our investigation of the configuration space of general relativity begun in I (gr-qc/9411009). Here we examine the Hamiltonian constraint when the spatial geometry is momentarily static (MS). We show that MS configurations…

广义相对论与量子宇宙学 · 物理学 2009-10-22 Jemal Guven , Niall Ó Murchadha

We discuss the scaling of characteristic lengths in diffusion limited aggregation (DLA) clusters in light of recent developments using conformal maps. We are led to the conjecture that the apparently anomalous scaling of lengths is due to…

统计力学 · 物理学 2009-10-31 E. Somfai , L. M. Sander , R. C. Ball

We explore the thermodynamics of a black-hole solution in improved holographic QCD with a simple dilaton potential having two parameters. By applying techniques of singular perturbation theory, we get uniform approximations for the metric…

高能物理 - 理论 · 物理学 2018-08-15 Eugenio Megias , Manuel Valle

The one-particle density matrix of the one-dimensional Tonks-Girardeau gas with inhomogeneous density profile is calculated, thanks to a recent observation that relates this system to a two-dimensional conformal field theory in curved…

统计力学 · 物理学 2017-04-06 Yannis Brun , Jérôme Dubail

Long-range order of a specific kind has recently been found directly in configurations dominating the regularized QCD path integral. In particular, a low-dimensional global structure was identified in typical space-time distributions of…

高能物理 - 格点 · 物理学 2009-11-11 A. Alexandru , I. Horvath , J. B. Zhang

We present a method for extraction of detailed information on polarized quark densities from semi-inclusive deep inelastic scattering l+N -> l+h+X, in both LO and NLO QCD without any assumptions about fragmentation functions and polarized…

高能物理 - 唯象学 · 物理学 2017-08-23 Ekaterina Christova , Elliot Leader

We study QCD in the regime of high parton density arising in hadronic collisions at large center-of-mass energy. The n-gluon amplitudes of the generalized leading logarithmic approximation are investigated. We find identities relating…

高能物理 - 唯象学 · 物理学 2010-02-03 Carlo Ewerz

We analyze a lattice model closely related to the one-dimensional inelastic gas with periodic boundary condition. The one-dimensional inelastic gas tends to form high density clusters of particles with almost the same velocity, separated by…

软凝聚态物质 · 物理学 2009-11-10 Srdjan Ostojic , Debabrata Panja , Bernard Nienhuis

We point out an interesting connection between the mathematical framework of the Krylov basis, which is used to quantify quantum complexity, and the entanglement entropy in high-energy QCD. In particular, we observe that the cascade…

高能物理 - 唯象学 · 物理学 2024-10-25 Pawel Caputa , Krzysztof Kutak

We develop a technique for probing harmonic measure of the diffusion limited aggregation (DLA) cluster surface with the variable size particle and generate one thousand clusters with 50 million particles using original off-lattice…

无序系统与神经网络 · 物理学 2007-05-23 A. Yu. Menshutin , L. N. Shchur , V. M. Vinokur

A QCD analysis of the world data on inclusive polarized deep inelastic scattering of leptons on nucleons is presented in leading and next-to-leading order. New parameterizations are derived for the quark and gluon distributions and the…

高能物理 - 唯象学 · 物理学 2009-11-07 J. Blümlein , H. Böttcher

We present some basic elements of the treatment of particle multiplicities in jets from high energy collisions within perturbative QCD. Then we discuss the universal features of the inclusive particle spectrum for the limiting case of…

高能物理 - 唯象学 · 物理学 2011-05-12 Wolfgang Ochs

This work deals with two real scalar fields in two-dimensional spacetime, with the fields coupled to allow the study of localized configurations. We consider models constructed to engender geometric constrictions, and use them to…

高能物理 - 理论 · 物理学 2025-01-08 D. Bazeia , I. Bezerra , R. Menezes