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Fully nonlinear electrostatic waves in electron-positron plasmas
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Ingår i: JOURNAL OF PLASMA PHYSICS. - : Cambridge University Press. - 0022-3778 .- 1469-7807. ; 76, s. 267-275
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Tidskriftsartikel (refereegranskat)abstract
- Fully nonlinear electrostatic waves in a plasma containing electrons, positrons, and ions are investigated by solving the governing equations exactly. It is found that both smooth and spiky quasistationary waves exist, and large-amplitude waves necessarily have large-phase velocities, but small-amplitude waves can be both fast and slow.
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Circularly polarized waves in a plasma with vacuum polarization effects
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Ingår i: Physics of Plasmas. - : American Institute of Physics. - 1070-664X .- 1089-7674. ; 14:6, s. 064503-3 sidor
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Tidskriftsartikel (refereegranskat)abstract
- The theory for large amplitude circularly polarized waves propagating along an external magnetic field is extended in order to also include vacuum polarization effects. A general dispersion relation, which unites previous results, is derived.
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64. |
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67. |
- Marklund, Mattias, et al.
(författare)
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Electrostatic pair creation and recombination in quantum plasmas
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Ingår i: JETP Letters. - 0021-3640 .- 1090-6487. ; 83:8, s. 313-317
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Tidskriftsartikel (refereegranskat)abstract
- The production of electron-positron pairs by electrostatic waves in quantum plasmas is investigated. In particular, a semiclassical governing set of equations for a self-consistent treatment of pair creation by the Schwinger mechanism in a quantum plasma is derived.
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69. |
- Marklund, Mattias, et al.
(författare)
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Fysiken bakom monstervågor
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Ingår i: Fysikaktuellt. - 0283-9148. ; :4, s. 6-7
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Tidskriftsartikel (populärvet., debatt m.m.)
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