CREMASCHINI, Claudio, Zdeněk STUCHLÍK and Massimo TESSAROTTO. Collisionless energy-independent kinetic equilibria in axisymmetric magnetized plasmas. PHYSICAL REVIEW E. US - Spojené státy americké, 2013, vol. 88, No 2, 14 pp. ISSN 1539-3755. Available from: https://dx.doi.org/10.1103/PhysRevE.88.033105.
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Basic information
Original name Collisionless energy-independent kinetic equilibria in axisymmetric magnetized plasmas
Authors CREMASCHINI, Claudio, Zdeněk STUCHLÍK and Massimo TESSAROTTO.
Edition PHYSICAL REVIEW E, US - Spojené státy americké, 2013, 1539-3755.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10308 Astronomy
Confidentiality degree is not subject to a state or trade secret
WWW www
Organization unit Faculty of Philosophy and Science in Opava
Doi http://dx.doi.org/10.1103/PhysRevE.88.033105
UT WoS 000324637000008
Keywords in English Accretion Disk; Coronae
Tags UF
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavlína Jalůvková, učo 25213. Changed: 26/1/2021 10:19.
Abstract
The proof of existence of Vlasov-Maxwell equilibria which do not exhibit a functional dependence in terms of the single-particle energy is established. The theory deals with the kinetic treatment of multispecies axisymmetric magnetized plasmas, with particular reference to plasma systems which are slowly time varying. Aside from collisionless laboratory plasmas, the theory concerns important aspects of astrophysical scenarios, such as accretion-disk and coronal plasmas arising in the gravitational fieldof compact objects. Qualitative properties of the solution are investigated by making use of a perturbative kinetic theory. These concern the realization of the equilibrium kinetic distribution functions in terms of generalized Gaussian distributions and the constraints imposed by the Maxwell equations. These equilibria are shown to be generally non-neutral and characterized by the absence of the Debye screening effect. As a further application, the stability properties of these equilib
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