| LC control no. | sh 99003949 |
|---|---|
| LC classification | QB529.5 |
| Topical heading | Coronal holes (Astronomy) |
| Variant(s) | Holes, Coronal (Astronomy) |
| See also | Sun--Corona |
| Found in | Work cat.: 99-33195: Coronal holes and solar wind acceleration, 1999. Gloss. astron. astrophys. (coronal hole: a large-scale, low-density, low-temperature region in the solar corona where the EUV and X-ray coronal emission is abnormally low or absent, apparently associated with diverging magnetic fields, lasting for 10 solar rotations or more, and having a nearly constant rotation rate) McGraw-Hill dict. sci. tech. (coronal hole) LC database, May 17, 1999 (coronal holes) NASA thes. (Coronal holes) |
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