Results 11 to 20 of about 226,675 (301)

Plasma-Wall Interaction [PDF]

open access: yesFusion Science and Technology, 2006
The control of wall loads in fusion devices, in particular with respect to the life time limitations of wall components due to material erosion and migration, will be decisive for the realisation of a fusion power plant operating in steady state. In ITER the primary goal for plasma-wall interaction is the achievement of a high availability of this ...
Samm, U., U. Samm
openaire   +3 more sources

Plasma-Wall Interaction in Magnetically Confined Fusions Plasmas

open access: yesFusion Science and Technology, 2008
The control of wall loads in fusion devices, in particular with respect to the life time limitations of wall components due to material erosion and migration, will be decisive for the realisation o...
Samm, U., U. Samm
openaire   +3 more sources

Aortic dissection simulation models for clinical support: fluid-structure interaction vs. rigid wall models. [PDF]

open access: yes, 2015
The management and prognosis of aortic dissection (AD) is often challenging and the use of personalised computational models is being explored as a tool to improve clinical outcome.
Agu, O   +11 more
core   +1 more source

Two-dimensional collisional particle model of the divertor sheath with electron emissive walls

open access: yesNuclear Fusion, 2023
A novel two-dimensional particle-in-cell (PIC) code, named Divertor Edge Simulator of Plasma-wall Interaction with Consistent COllisions (DESPICCO) and developed at CNR-ISTP, is capable of simulating the thin plasma layer of several millimeters, adjacent
F. Cichocki   +4 more
doaj   +1 more source

Interpretive modelling of boron transport in the boundary plasma of WEST experiments with the impurity powder dropper

open access: yesNuclear Fusion, 2023
Boron (B) powder injection is a potential alternative to glow discharge boronization as a wall conditioning method for tokamaks. This technique is currently being studied in WEST experiments, during which B powder is injected by an Impurity Powder ...
K. Afonin   +22 more
doaj   +1 more source

Impact of plasma-wall interaction and exhaust on the EU-DEMO design

open access: yesNuclear Materials and Energy, 2021
In the present work, the role of plasma facing components protection in driving the EU-DEMO design will be reviewed, focusing on steady-state and, especially, on transients. This work encompasses both the first wall (FW) as well as the divertor. In fact,
F. Maviglia   +16 more
doaj   +1 more source

Arc behaviour on different materials in ASDEX Upgrade

open access: yesNuclear Materials and Energy, 2021
Arcs, a source of dust particles and a localized erosion mechanism of the plasma-facing components, are found in all major fusion plasma devices. Measurements of arcs require diagnostics with high temporal and local resolution, which are not available at
V. Rohde, M. Balden, R. Neu
doaj   +1 more source

Impact of Surface Roughness on Ion-Surface Interactions Studied with Energetic Carbon Ions 13C on Tungsten Surfaces+

open access: yesCondensed Matter, 2019
The effect of surface roughness on angular distributions of reflected and physically sputtered particles is investigated by ultra-high vacuum (UHV) ion-surface interaction experiments.
Maren Hellwig   +7 more
doaj   +1 more source

Expansion characteristics of a plasma jet in the stepped-wall liquid chamber

open access: yesAIP Advances, 2018
The stepped-wall liquid chamber is an effective way to control the interaction instability during the expansion process of a plasma jet in the working fluid.
Yi Liu, Yonggang Yu, Shanshan Mang
doaj   +1 more source

Cell wall stress depolarizes cell growth via hyperactivation of RHO1 [PDF]

open access: yes, 1999
Cells sense and physiologically respond to environmental stress via signaling pathways. Saccharomyces cerevisiae cells respond to cell wall stress by transiently depolarizing the actin cytoskeleton.
Hall, M. N.   +3 more
core   +1 more source

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