HR: 0800h
AN: SH11A-0253    [Abstracts]
TI: Distribution of Turbulence Throughout the Heliosphere
AU: * Breech, B
EM: breech@cis.udel.edu
AF: Bartol Research Institute, University of Delaware, Newark, DE 19716 United States
AU: Matthaeus, W
EM: whm@udel.edu
AF: Bartol Research Institute, University of Delaware, Newark, DE 19716 United States
AU: Oughton, S
EM: seano@waikato.ac.nz
AF: University of Waikato, Department of Mathematics Private Bag 3105, Hamilton, 3105 New Zealand
AU: Minnie, J
EM: jacominnie@yahoo.com
AF: Bartol Research Institute, University of Delaware, Newark, DE 19716 United States
AU: Bieber, J
EM: john@bartol.udel.edu
AF: Bartol Research Institute, University of Delaware, Newark, DE 19716 United States
AU: Smith, C
EM: chuck@briaxa.sr.unh.edu
AF: Institute for Earth, Oceans and Space, University of New Hampshire, Durham, NH 03824 United States
AU: Isenberg, P
EM: phil.isenberg@unh.edu
AF: Institute for Earth, Oceans and Space, University of New Hampshire, Durham, NH 03824 United States
AB: Turbulence transport equations based on a two scale MHD decomposition, non-WKB spatial transport and phenomenological treatment of local homogeneous turbulence, have been able to account well for radial evolution of turbulence energy, correlation scale, cross helicity and temperature. The formalism includes injection of turblence energy by stream shear interactions and, in the outer heliosphere, by pickup ion interactions. This approach has been tested with observations. We now use this approach to work out the distribution of turbulence throughout the heliosphere at radial distances > 0.3AU and at all latitudes. We discuss and contrast the predictions of the theory for widely varying latitude and radial positions. This provides a basis for explaining and/or predicting the MHD turbulence energy and associated parameters that determine charged particle scattering throughout the heliosphere.
DE: 2134 Interplanetary magnetic fields
DE: 2149 MHD waves and turbulence (2752, 6050, 7836)
DE: 7827 Kinetic and MHD theory
DE: 7859 Transport processes
DE: 7863 Turbulence (4490)
SC: SPA-Solar and Heliospheric Physics [SH]
MN: Fall Meeting 2005