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In this work, after making an attempt to improve the formulation of the model on particle transport within astrophysical plasma outflows and constructing the appropriate algorithms, we test the reliability and effectiveness of our method…

高能天体物理现象 · 物理学 2021-12-30 D. A. Papadopoulos , O. T. Kosmas , S. Ganatsios

Within five different approaches to parton propagation and energy loss in dense matter, a phenomenological study of experimental data on suppression of large $p_T$ single inclusive hadrons in heavy-ion collisions at both RHIC and LHC was…

We propose a quasilinear (QL) flux model in which the saturation amplitude is uniquely determined using multiscale gyrokinetic ordering relations. The model is fully self-contained within a linear framework and does not rely on calibration…

等离子体物理 · 物理学 2026-04-29 O. Yamagishi , G. Watanabe

We present an extension of TRAPHIC, the method for radiative transfer of ionising radiation in smoothed particle hydrodynamics simulations that we introduced in Pawlik & Schaye (2008). The new version keeps all advantages of the original…

天体物理仪器与方法 · 物理学 2011-05-10 Andreas H. Pawlik , Joop Schaye

Extended-MHD modeling of DIII-D tokamak [J. L. Luxon, Nucl. Fusion 42, 614 (2002)] quiescent H-mode (QH-mode) discharges with nonlinear NIMROD [C. R. Sovinec et al., J. Comput. Phys. 195, 355 (2004)] simulations saturates into a turbulent…

Fully dynamic simulations of heavy ion collisions at RHIC and at LHC energies within the perturbative QCD-based partonic transport model BAMPS (Boltzmann Approach to Multi-Parton Scatterings) are presented, focusing on the simultaneous…

高能物理 - 唯象学 · 物理学 2015-05-28 Oliver Fochler , Jan Uphoff , Zhe Xu , Carsten Greiner

We introduce a new 'quantile' analysis strategy to study the modification of jets as they traverse through a droplet of quark-gluon plasma. To date, most jet modification studies have been based on comparing the jet properties measured in…

高能物理 - 唯象学 · 物理学 2019-09-18 Jasmine Brewer , José Guilherme Milhano , Jesse Thaler

We study the bulk and shear viscosity and the electrical conductivity in a quasiparticle approach to Yang-Mills theory and QCD with light and strange quarks to assess the dynamical role of quarks in transport properties at finite…

高能物理 - 唯象学 · 物理学 2021-01-13 Valeriya Mykhaylova , Chihiro Sasaki

A real-time capable core turbulence tokamak transport model is developed. This model is constructed from the regularized nonlinear regression of quasilinear gyrokinetic transport code output. The regression is performed with a multilayer…

等离子体物理 · 物理学 2015-09-02 J. Citrin , S. Breton , F. Felici , F. Imbeaux , T. Aniel , J. F. Artaud , B. Baiocchi , C. Bourdelle , Y. Camenen , J. Garcia

The JETSCAPE Collaboration reports a new determination of jet transport coefficients in the Quark-Gluon Plasma, using both reconstructed jet and hadron data measured at RHIC and the LHC. The JETSCAPE framework incorporates detailed modeling…

In order to contribute to the understanding of runaway electron generation mechanisms during tokamak disruptions, a test particle tracker is introduced in the JOREK 3D non-linear MHD code, able to compute both full and guiding center…

等离子体物理 · 物理学 2018-01-17 Cristian Sommariva , Eric Nardon , Matthias Hoelzl , Guido Huijsmans , Daan van Vugt

In this work, we present first-of-their-kind nonlinear local gyrokinetic simulations of electromagnetic turbulence at mid-radius in the burning plasma phase of the conceptual high-$\beta$, reactor-scale, tight-aspect-ratio tokamak STEP…

The interplay between distinct carrier species in systems with broken Galilean invariance gives rise to a rich landscape of interaction-driven transport phenomena. Here, we develop a comprehensive theory for the electrical conductivity of a…

介观与纳米尺度物理 · 物理学 2026-04-10 Yuping Huang , O. V. Kibis , V. M. Kovalev , I. G. Savenko

We develop a semi-analytic deterministic framework for charged-particle transport with continuous slowing-down in energy and angular scattering. Directed transport and energy advection are treated by method-of-characteristics integration,…

数值分析 · 数学 2026-02-10 Ben S. Ashby , Alex Lukyanov , Tristan Pryer

The core micro-instability characteristics of hybrid and baseline plasmas in a selected set of JET plasmas with carbon wall are investigated through local linear and non-linear and global linear gyro-kinetic simulations with the GYRO code…

Previous studies with first-principle-based integrated modelling suggested that ETG turbulence may lead to an anti-GyroBohm isotope scaling in JET high-performance hybrid H-mode scenarios. A dedicated comparison study against…

Turbulent transport is a decisive factor in determining the pedestal structure of H-modes. Here, we present the first comprehensive characterization of gyrokinetic turbulent transport in a JET hybrid H-mode pedestal. Local, linear…

等离子体物理 · 物理学 2024-05-20 L. A. Leppin , T. Görler , L. Frassinetti , S. Saarelma , J. Hobirk , F. Jenko , JET contributors

We theoretically show that intriguing features of coherent many-body physics can be observed in electron transport through a quantum dot (QD). We first derive a master equation based framework for electron transport in the Coulomb-blockade…

介观与纳米尺度物理 · 物理学 2012-09-03 Martin J. A. Schuetz , Eric M. Kessler , J. Ignacio Cirac , Geza Giedke

Jet quenching, the modification of jets by the quark-gluon plasma in heavy-ion collisions, provides a sensitive probe of the properties of the medium. A jet-by-jet discrimination study between proton-proton and lead-lead jets using energy…

高能物理 - 唯象学 · 物理学 2025-11-03 João A. Gonçalves

We present a global fit to single- and double-inclusive suppression data of high-$p_T$ particles in central Au+Au collisions at top RHIC energy. We also include in this analysis data on heavy quarks via their D and B meson semi-leptonic…

高能物理 - 唯象学 · 物理学 2010-01-21 Nestor Armesto , Matteo Cacciari , Tetsufumi Hirano , James L. Nagle , Carlos A. Salgado