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Gaussian radial bas...
Gaussian radial basis functions for plasma physics: Numerical aspects
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- Hirvijoki, Eero, 1985 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Candy, J. (författare)
- General Atomics
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- Belli, E (författare)
- General Atomics
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visa fler...
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- Embréus, Ola, 1991 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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visa färre...
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(creator_code:org_t)
- 2015
- 2015
- Engelska.
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Ingår i: 42nd European Physical Society Conference on Plasma Physics, EPS 2015, Lisbon, Portugal, 22-26 June 2015.
- Relaterad länk:
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https://research.cha...
Abstract
Ämnesord
Stäng
- A magnetized plasma is described by the Vlasov equation and the non-linear Fokker-Planck collision operator [1]. The Vlasov part describes phase-space advection and the collision operator adds dissipation due to collisional energy and momentum exchange. Numerical discretization of the collision operator, however, is far from trivial. Recently, we have developed a new approach [2] to address this issue. The new approach is based on an expansion in Gaussian Radial Basis Functions (RBFs), a method widely used in neural network calculations [3]. In this paper, we discusss useful details regarding the numerical implementation of the RBF method.
Ämnesord
- NATURVETENSKAP -- Fysik -- Fusion, plasma och rymdfysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Fusion, Plasma and Space Physics (hsv//eng)
Publikations- och innehållstyp
- kon (ämneskategori)
- ref (ämneskategori)