Astronomy:Ellerman bombs

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Short description: Brightenings in the Sun's chromosphere

Ellerman bombs are small-scale brightenings in the Sun's lower chromosphere. They typically take place in areas with strong magnetic fields and near emerging flux regions.[1] They are named after Ferdinand Ellerman[2] who studied them in detail in the 20th century. The phenomenon was first reported by W. M. Mitchell in early 1900.[3] Although Ellerman first described them in 1917,[4] the physical mechanism behind them is still debated.

References

  1. Georgoulis, Manolis K.; Rust, David M.; Bernasconi, Pietro N.; Schmieder, Brigitte (10 August 2002). "Statistics, Morphology, and Energetics of Ellerman Bombs" (in en). The Astrophysical Journal 575 (1): 506–528. doi:10.1086/341195. Bibcode2002ApJ...575..506G. https://iopscience.iop.org/article/10.1086/341195/fulltext/55546.text.html#fg12. Retrieved 31 October 2021. 
  2. "Archived copy". http://archives.caltech.edu/search_catalog.cfm?results_file=Detail_View&recsPerPage=1&firstRecToShow=34&search_field=Press&entry_type=photo&photo_id=&cat_series=. 
  3. Fundamentals of Solar Astronomy. World Scientific. 2005. p. 219. ISBN 9789812567871. https://books.google.com/books?id=fe7XDuxCYjcC&pg=PA219. 
  4. Ellerman, Ferdinand (1917). "Solar Hydrogen "bombs"". The Astrophysical Journal 46: 298. doi:10.1086/142366. Bibcode1917ApJ....46..298E.