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Non-Maxwellian velocity distribution functions associated with steep temperature gradients in the solar transition region. Paper 1: Estimate of the electron velocity distribution functionsIt was shown that, in the presence of the steep temperature gradients characteristic of EUV models of the solar transition region, the electron and proton velocity distribution functions are non-Maxwellian and are characterized by high energy tails. The magnitude of these tails are estimated for a model of the transition region and the heat flux is calculated at a maximum of 30 percent greater than predicted by collision-dominated theory.
Document ID
19800008591
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Roussel-Dupre, R.
(Hawaii Univ. Honolulu, HI, United States)
Date Acquired
September 4, 2013
Publication Date
January 1, 1979
Subject Category
Atomic And Molecular Physics
Report/Patent Number
NASA-CR-162696
Accession Number
80N16851
Funding Number(s)
CONTRACT_GRANT: NSF ATM-78-22202
CONTRACT_GRANT: NSG-7536
CONTRACT_GRANT: NAS5-22409
CONTRACT_GRANT: NSF GA-31477
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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