Results 11 to 20 of about 21,769 (265)

ϒ(1S) transverse momentum spectra through dissociation and regeneration in heavy-ion collisions

open access: yesPhysics Letters B, 2020
We calculate the transition between a quarkonium state and an unbound heavy quark-antiquark pair through gluo-dissociation and inelastic parton scattering using a partonic picture that interpolates between the formal limits based on potential ...
Juhee Hong, Su Houng Lee
doaj   +1 more source

On the momentum diffusion over multiphase surfaces with meshless methods

open access: yesCoRR, 2023
21 pages, 13 ...
Johannes C. Joubert   +2 more
openaire   +2 more sources

A comparison of different solutions for the Dynamic Smagorinsky Model applied in a GCM

open access: yesMeteorologische Zeitschrift, 2018
A discussion of different approaches and solutions of the basic tensor equation within the Dynamic Smagorinsky Model (DSM) suitable for General Circulation Models (GCM) is presented.
Urs Schaefer-Rolffs
doaj   +1 more source

Schrödinger–Newton Equation with Spontaneous Wave Function Collapse

open access: yesQuantum Reports, 2022
Based on the assumption that the standard Schrödinger equation becomes gravitationally modified for massive macroscopic objects, two independent proposals have survived from the 1980s.
Lajos Diósi
doaj   +1 more source

Heavy quark momentum diffusion coefficient during hydrodynamization via effective kinetic theory [PDF]

open access: yesEPJ Web of Conferences
In these proceedings, we compute the heavy quark momentum diffusion coefficient using QCD effective kinetic theory for a plasma going through the bottom-up thermalization scenario until approximate hydrodynamization.
Boguslavski Kirill   +4 more
doaj   +1 more source

1D momentum-conserving systems: the conundrum of anomalous versus normal heat transport

open access: yesNew Journal of Physics, 2015
Transport and the spread of heat in Hamiltonian one dimensional momentum conserving nonlinear systems is commonly thought to proceed anomalously. Notable exceptions, however, do exist of which the coupled rotator model is a prominent case. Therefore, the
Yunyun Li   +4 more
doaj   +1 more source

Heavy-quark suppression and anisotropic flow at intermediate momentum [PDF]

open access: yesEPJ Web of Conferences
We discuss heavy quark diffusion and radiation in an intermediate-momentum regime where the heavy-quark mass is non-negligible. Based on the collision kernel for diffusion, elastic scattering and semicollinear gluon-bremsstrahlung can be consistently ...
Hong Juhee
doaj   +1 more source

A data-drive analysis for heavy quark diffusion coefficient

open access: yesEPJ Web of Conferences, 2018
We apply a Bayesian model-to-data analysis on an improved Langevin framework to estimate the temperature and momentum dependence of the heavy quark diffusion coefficient in the quark-gluon plasma (QGP).
Xu Yingru   +4 more
doaj   +1 more source

Properties of the diffusion and drift kinetic coefficients in momentum space for a cold Fermi system [PDF]

open access: yesЯдерна фізика та енергетика, 2023
Using the methods of kinetic theory, expressions for the diffusion and drift coefficients for a cold Fermi system are obtained. Their dependencies on the momentum are calculated for the step distribution function as well as in the case of excitation of a
S. V. Lukyanov
doaj   +1 more source

Assessment of fluid neutral models for a detached ITER case

open access: yesNuclear Materials and Energy, 2017
We compare the plasma sources (particle, parallel momentum and ion energy) due to plasma-neutral interactions computed with different fluid neutral models with the sources from a Monte Carlo simulation of the kinetic neutral equation.
N. Horsten   +3 more
doaj   +1 more source

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