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Electron density diagnostics for gaseous nebulae involving the O IV intercombination lines near 1400 A

Authors :
Keenan, F. P
Conlon, E. S
Bowden, D. A
Feibelman, W. A
Pradhan, A. K
Source :
Astrophysical Journal Supplement Series. 88(1)
Publication Year :
1993
Publisher :
United States: NASA Center for Aerospace Information (CASI), 1993.

Abstract

The Bloom and Pradhan (1992) results on the excitation rates for transitions in O IV matrix are used to derive emission-line ratios near 1400 A, applicable to gaseous nebulae. The results are compared with the values measured from high-resolution spectra obtained by the IUE satellite.

Subjects

Subjects :
Astrophysics

Details

Language :
English
ISSN :
00670049
Volume :
88
Issue :
1
Database :
NASA Technical Reports
Journal :
Astrophysical Journal Supplement Series
Notes :
NATO-0469/87, , NAG5-1644
Publication Type :
Report
Accession number :
edsnas.19930071286
Document Type :
Report
Full Text :
https://doi.org/10.1086/191819