Adhesion force of W dust on tokamak W plasma-facing surfaces: The importance of the impact velocity

The adhesion of tungsten (W) dust particles on W tokamak plasma-facing surfaces is investigated. When spherical dust hits the tokamak walls, its shape is altered as a contact area is created by the adhesion work and irreversible plastic deformation. The van der Waals adhesion force between such a de...

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Bibliographic Details
Main Authors: A. Autricque, F. Gensdarmes, S. Peillon, M. Sow, C. Grisolia
Format: Article
Language:English
Published: Elsevier 2019-01-01
Series:Nuclear Materials and Energy
Online Access:http://www.sciencedirect.com/science/article/pii/S2352179118303089

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