[PDF] Top 20 Self-organized turbulent transport in fusion plasmas

... of transport barri- ers associated to the interface between two regions with different zonal flows regimes is ...regime in tokamak plasmas and relates it to other fields where turbulence ... Voir le document complet

... (”blobs”) in a transport code, properly accounting for their 3D filamentary structure [ 4 ...]. In this work, we use plasma equations averaged over fluctuations, including filaments, and obtain a ... Voir le document complet

... structures. In fact, simply using a simulation computed on a given mesh and then recomputing the density operator at different orders does not show any new self consistent organisation of the solution since ... Voir le document complet

... increase, in L–mode, of the relative level of turbulent fluctuations δn/n, n being the plasma density, from the innermost core to the edge [13] is a universal fea- ture of tokamak ...levels in the ... Voir le document complet

... situation in a solenoid. In the early days of the research on fusion, various geometries were tested [ Teller, ...significant fusion rate [ Wesson, J. , 1997 ]. In contrast, a torus ... Voir le document complet

... described in the early days of research on nuclear fusion plasmas [Winsor 1968], have recently been found to interact with turbulence [Hallatschek 2001, Jakubowski 2002, Ramisch 2003, Miy- ato 2004, ... Voir le document complet

... 0.4. In DIII-D also [8], most of the density profiles can be reproduced using an anomalous pinch term based on the adiabatic invariants ...gradient, in particular because it is often difficult to ... Voir le document complet

... intuition of Elman (1993) on the importance of “starting small” both on the task data distribution and on the network memory capacity, we propose to actively grow a hierarchy of embedding networks (deep generative ... Voir le document complet

... In the simulations of inhomogeneous turbulent kinetic energy layers of ICF capsule size under compression, an increased transport of turbulence toward the center of the capsule have also[r] ... Voir le document complet

... impurities in substitutional sites creates a diluted magnetic semiconductor (DMS), and such a doping with magnetically active impurities brings yet another degree of freedom, essentially due to the strong coupling ... Voir le document complet

... le transport magnétisé dans les plasmas froids magnétisés peut se résumer ainsi : ...du transport turbulent : c’est l’approche que nous étudions dans cette thèse pour décrire les ... Voir le document complet

... However, the low level of POMA (approximately 0.1 mg) that is present in the conductive polymer blend, and the high level of TFA doping, should provide negligible capacity [r] ... Voir le document complet

... cytotrophoblasts fusion in a concentration dependent manner (Supplementary mate- rial ...AnxA5 organized in a 2D-arrays drives the fusion process ...2A). In a search for exposed ... Voir le document complet

... Il existe d’autres param`etres qui caract´erisent les plasmas d’une mani`ere g´en´erale, mais dans le cadre de notre travail, la longueur de Debye λD et la pulsation plasma ωp sont les d[r] ... Voir le document complet

... ABSTRACT In this work, we have analysed the broadening of lines mainly affected by Stark ...profiles in plasma at ...with in particular conditions encountered in the magnetic fusion ... Voir le document complet

... reformulated in a classical me- chanics form the dynamics of Lorenz-like systems and showed that its three-dimensional phase-space dynamics can be mapped into a one-dimensional motion of a particle os- cillating ... Voir le document complet

... argued in chapter ...cells, in order to avoid a huge action space, which is a complicated task. In chapter 5 we have proposed a distributed learning approach, where learning agents are distributed ... Voir le document complet

... plasma, transport coefficient, Orbiting, potential interaction, collision cross ...of transport in plasmas and/or in gases at high temperature (>4000 k) play a key role in ... Voir le document complet

... beating in a more viscous medium than biological ...viscosity in our assay) the beating period of bull sperm is 1 ...: in an axoneme, which is a highly ordered structure (Chapter 1, ...2018). ... Voir le document complet

... 4.2 Eléments nis stabilisés Cette partie présente les éléments nis stabilisés en commençant tout d'abord par un récapitulatif des diérentes méthodes de stabilisation existantes [Wer10, Bil09] dont la méthode SUPG qui ... Voir le document complet