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Global scale-invariant dissipation in collisionless plasma turbulence
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Kiyani, K., Chapman, Sandra C., Khotyaintsev, Yu. V., Dunlop, M. W. and Sahraoui, F. (2009) Global scale-invariant dissipation in collisionless plasma turbulence. Physical Review Letters, Vol.103 (No.7). Article no. 075006 . doi:10.1103/PhysRevLett.103.075006 ISSN 0031-9007.
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Official URL: http://dx.doi.org/10.1103/PhysRevLett.103.075006
Abstract
A higher-order multiscale analysis of the dissipation range of collisionless plasma turbulence is presented using in situ high-frequency magnetic field measurements from the Cluster spacecraft in a stationary interval of fast ambient solar wind. The observations, spanning five decades in temporal scales, show a crossover from multifractal intermittent turbulence in the inertial range to non-Gaussian mono-scaling in the dissipation range. This presents a strong observational constraint on theories of dissipation mechanisms in turbulent collisionless plasmas.
Item Type: | Journal Article | ||||
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Subjects: | Q Science > QB Astronomy Q Science > QC Physics |
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Divisions: | Faculty of Science, Engineering and Medicine > Science > Physics | ||||
Library of Congress Subject Headings (LCSH): | Collisionless plasmas, Plasma turbulence, Magnetohydrodynamics, Magnetic fields, Solar wind, Anisotropy | ||||
Journal or Publication Title: | Physical Review Letters | ||||
Publisher: | American Physical Society | ||||
ISSN: | 0031-9007 | ||||
Official Date: | 14 August 2009 | ||||
Dates: |
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Volume: | Vol.103 | ||||
Number: | No.7 | ||||
Number of Pages: | 4 | ||||
Page Range: | Article no. 075006 | ||||
DOI: | 10.1103/PhysRevLett.103.075006 | ||||
Status: | Peer Reviewed | ||||
Publication Status: | Published | ||||
Access rights to Published version: | Restricted or Subscription Access | ||||
Funder: | Science and Technology Facilities Council (Great Britain) (STFC) |
Data sourced from Thomson Reuters' Web of Knowledge
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