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  • Iron XII to XXII spectra me...
    Yang, Z.H.; Du, S.B.; Chang, H.W.; Zhang, Y.P.; Zhang, B.L.; Xu, Q.M.; Yu, D.Y.; Cai, X.H.

    Journal of quantitative spectroscopy & radiative transfer, 2010, Letnik: 111, Številka: 12
    Journal Article

    This paper reports laboratory measurements of the spectrum of the most abundant transition Fe ions in the universe. Spectrum of iron of low-lying excited states has been observed in the wavelength range 250–400 Å at Chinese Institute of Atomic Energy on the HI-13 tandem accelerator with beams of 130 MeV. A number of spectral lines have been mainly classified as transitions of magnesium-, sodium-, neon-, fluorine-like ions. A total of 54 lines have been measured. Most of them have been mainly ascribed to 3s3p k –3p k+1 , 3s 23p k –3s3p k+1 , 2p 53s–2p 53p, 3s3d–3p3d and 2p 53p–2p 53d resonance transitions. These spectral lines have been identified, among which 21 are new and accurately measured. The analysis of the spectra was based on a comparison with other experimental results and calculated values.