Abstract

view Abstract Citations (19) References (39) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS Steady Siphon Flows in Closed Coronal Structures: Comparison with Extreme-Ultraviolet Observations Peres, G. ; Spadaro, D. ; Noci, G. Abstract Models of steady siphon flow in solar coronal loops are computed and the intensities of some EUV transition region emission lines synthesized from these models are compared with representative obsevations of typical solar regions. It is found that siphon flow models of active region loops are in better agreement with observations of EUV transition region lines, while for large loops interconnecting different active regions, static models work slightly better. The role of siphon flows in determining the structure of the outer solar atmosphere is discussed based on these results. Publication: The Astrophysical Journal Pub Date: April 1992 DOI: 10.1086/171250 Bibcode: 1992ApJ...389..777P Keywords: Coronal Loops; Extreme Ultraviolet Radiation; Magnetohydrodynamic Flow; Positive Ions; Solar Spectra; Stellar Models; Carbon; Line Spectra; Oxygen Ions; Solar Activity; Solar Atmosphere; Solar Corona; Solar Physics; MAGNETOHYDRODYNAMICS: MHD; SUN: CORONA; SUN: TRANSITION REGION; ULTRAVIOLET: SOLAR SYSTEM full text sources ADS |

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