5.7.1 Interplanetary Dust
- What are the sources and properties of dust in the inner heliosphere?
- Do Sun-Grazing comets contribute to the dust and what is the time dependence?
- Does the scattering function change with heliocentric distance?
- Can the evaporation of dust be detected?
- What is the 3-D structure and extent of streamers?
- Can a filamentary nature be detected?
- What is their radial distribution?
- What is the difference between pseudo- and normal streamers?
- What is the 3-D structure and extent of CMEs?
- Are flux ropes imbedded in the plasma sheet?
- What are the radial and longitudinal distributions of "blobs", magnetic islands/plasmoids?