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astro-ph2000★ 14 cited
Atomic data from the Iron Project.XLIV. Transition probabilities and line ratios for Fe VI with fluorescent excitation in planetary nebulae
Guo Xin Chen, Anil K. Pradhan
Relativistic atomic structure calculations for electric dipole E1, electric quadrupole E2 and magnetic dipole M1 transition probabilities among the first 80 fine-structure levels o…
astro-ph2000★ 2 cited
Fluorescent Excitation of Spectral Lines in Planetary Nebulae
Guo Xin Chen, Anil K. Pradhan
Fluorescent excitation of spectral lines is demonstrated as a function of temperature-luminosity and the distance of the emitting region from the central stars of planetary nebulae…