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We extract the S-matrix element for dipole-proton scattering using the data on diffractive electroproduction of vector mesons at HERA. By considering the full t dependence of this process we are able to reliably unfold the profile of the…

高能物理 - 唯象学 · 物理学 2009-11-07 S. Munier , A. M. Stasto , A. H. Mueller

Two species of particles in a binary granular system typically do not have the same mean kinetic energy, in contrast to the equipartition of energy required in equilibrium. We investigate the role of the heating mechanism in determining the…

软凝聚态物质 · 物理学 2009-11-13 Hong-Qiang Wang , Narayanan Menon

We investigate the relativistic mean field theory of nuclear matter at finite temperature and baryon density taking into account of nonlinear statistical effects, characterized by power-law quantum distributions. The analysis is performed…

核理论 · 物理学 2015-06-04 G. Gervino , A. Lavagno , D. Pigato

We compute rest-frame reflection spectra and the corresponding energy-dependent linear polarization degree and angle for (un)polarized single-temperature blackbody spectra impinging on a partially ionized constant-density optically thick…

高能天体物理现象 · 物理学 2026-05-27 J. Podgorný , M. Dovčiak , R. Goosmann , F. Marin , L. Marra , G. Matt , A. Różańska , R. Taverna

In the paper we discussed the evolution equations for diffractive production in the framework of CGC/saturation approach, and found the analytical solutions for several kinematic regions. The most impressive features of these solutions are,…

高能物理 - 唯象学 · 物理学 2018-07-04 Carlos Contreras , Eugene Levin , Rodrigo Meneses , Irina Potashnikova

We investigate a semilinear wave equation with energy-critical nonlinearity and a nonlinear damping mechanism driven by the total energy of the system. The model combines the quintic defocusing term with a time-dependent dissipation of the…

偏微分方程分析 · 数学 2026-04-06 Marcelo Cavalcanti , Valéria Domingos Cavalcanti , Josiane Faria , Cintya Okawa

We derive a non-perturbative, closed, analytic equation for the non-linear power spectrum of cosmic density fluctuations. This result is based on our kinetic field theory (KFT) of cosmic structure formation and on evaluating particle…

宇宙学与河外天体物理 · 物理学 2017-10-23 Matthias Bartelmann , Felix Fabis , Sara Konrad , Elena Kozlikin , Robert Lilow , Carsten Littek , Johannes Dombrowski

The temperature dependence of the symmetry energy for isotopic chains of even-even Ni, Sn, and Pb nuclei is investigated in the framework of the local density approximation (LDA). The Skyrme energy density functional with two Skyrme-class…

核理论 · 物理学 2017-02-22 A. N. Antonov , D. N. Kadrev , M. K. Gaidarov , P. Sarriguren , E. Moya de Guerra

The finite temperature and finite density dependence of the neutron-proton mass difference is analysed in a purely hadronic framework where the $\rho-\omega $ mixing is crucial for this isospin symmetry breakdown. The problem is handled…

高能物理 - 唯象学 · 物理学 2016-08-15 H. R. Christiansen , L. N. Epele , H. Fanchiotti , C. A. García Canal

A finite element framework is presented for the analysis of crack-tip phenomena in an elastic material containing a single edge crack under compressive loading. The mechanical response of the material is modeled by a nonlinear constitutive…

数值分析 · 数学 2025-08-12 Dambaru Bhatta , Saugata Ghosh , S. M. Mallikarjunaiah

Non-linear effects in hadronic interactions are treated by means of enhanced pomeron diagrams, assuming that pomeron-pomeron coupling is dominated by soft partonic processes. It is shown that the approach allows to resolve a seeming…

高能物理 - 唯象学 · 物理学 2011-07-19 S. Ostapchenko

Based on the Pomeranchuk theorem, one constructs the $\delta(s)$ parameter to measure the difference between experimental data for the particle-particle and particle-antiparticle total cross section at the same energy. The experimental data…

高能物理 - 唯象学 · 物理学 2021-07-21 S. D. Campos

Planck's law of thermal radiation depends on the temperature, $T$, and the emissivity, $\epsilon$, of a body, where emissivity is the coupling of heat to radiation that depends on both phonon-electron nonradiative interactions and…

光学 · 物理学 2025-08-21 M. Kurtulik , M. Shimanovic , T. Bar Lev , R. Weill , A. Manor , M. Shustov , C. Rotschild

The production/absorption rate of particles in compressed and heated asymmetric matter is studied using a Relativistic Mean Field (RMF) transport model with an isospin dependent collision term. Just from energy conservation in the…

核理论 · 物理学 2008-11-26 G. Ferini , M. Colonna , T. Gaitanos , M. Di Toro

We propose a simple and model-independent procedure to account for the impact of the nuclear modification of the gluon density as encoded in nuclear collinear PDF sets on two-to-two partonic hard processes in proton-nucleus collisions. This…

高能物理 - 唯象学 · 物理学 2016-12-30 Jean-Philippe Lansberg , Hua-Sheng Shao

The nonperturbative effects in the high-energy processes involving strongly interacting particles are studied within the instanton liquid model of the QCD vacuum (ILM) by using the Wilson integral framework. The detailed analysis of…

高能物理 - 唯象学 · 物理学 2009-11-10 A. E. Dorokhov , I. O. Cherednikov

In this paper we compute the NLO QCD corrections for the inclusive nonleptonic decay rates of $B$-hadrons at subleading power of the heavy quark expansion. In particular, we discuss the coefficient of the chromomagnetic moment parameter…

高能物理 - 唯象学 · 物理学 2024-08-14 Thomas Mannel , Daniel Moreno , Alexei A. Pivovarov

In the heavy quark limit inclusive production rate of a heavy meson can be factorized, in which the nonperturbative effect related to the heavy meson can be characterized by matrix elements defined in the heavy quark effective theory. Using…

高能物理 - 唯象学 · 物理学 2009-11-07 J. P. Ma

By considering the $x$-dependence of $\pi^+$, $\pi^-$, $K^+$, $K^-$, $\Lambda$, $\bar{\Lambda}$, $p$, $\bar{p}$ hadron productions in charged lepton semi-inclusive deep inelastic scattering off nuclear target (using Fe as an example) and…

核理论 · 物理学 2008-11-26 Baogui Lu , Bo-Qiang Ma

By analyzing the calculated baryon number susceptibility ratios ${\chi_{1}^{B}}/{\chi_{2}^{B}}$ and ${\chi_{3}^{B}}/{\chi_{1}^{B}}$ in two-flavor system via the Dyson-Schwinger equation approach of QCD, we determine the chemical freeze-out…

高能物理 - 唯象学 · 物理学 2023-05-29 Yi Lu , Muyang Chen , Zhan Bai , Fei Gao , Yu-xin Liu