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Fe XVIII Benchmarking atomic data
Fe XVIII produces, in the X-ray and extreme ultraviolet, L-shell (n=2,3,4->2) spectral lines which are among the brightest ones in e.g. solar flares and in Chandra,... -
IRON Project. LXII. Fe XVIII transitions
An extensive set of oscillator strengths (f), line strengths (S) and radiative decay rates (A) for the allowed and forbidden transitions in Fe XVIII is presented. The results... -
Rest frequencies of sub-mm spectrum of SiN
The submillimetre-wave spectrum of the SiN radical has been investigated in the laboratory using a source-modulation microwave spectrometer equipped with a negative glow... -
Boron-like Fe XXII transition probabilities
Energy levels and the corresponding transition probabilities as well as oscillator strengths and line strengths for allowed (E1) and forbidden (E2, M1) transitions among the... -
Abundances of 26 barium stars. II.
The aim of this work is to quantify the contributions of the s-, r-, and p-processes for the total abundance of heavy elements from abundances derived for a sample of 26 barium... -
S V effective collision strengths
Effective collision strengths are presented in this table for all the transitions among the 26 fine-structure levels arising from the 14 lowest LS states of S V, i.e. those with... -
Rotational excitation of CS
The present paper focuses on the calculation of new rate coefficients among the 31 first rotational levels of the CS molecule in collision with He for temperatures ranging from... -
Fe XVI radiative and excitation rates
In this paper we report calculations for energy levels, radiative rates, collision strengths, and effective collision strengths for transitions in Fe XVI. For energy levels and... -
Linelists for ammonia NH3, NH2D, ND2H, and ND3
Linelists with calculated line positions and line intensities for ammonia (NH_3_) molecule and its three deuterated variants NH_2_D, ND_2_H, and ND_3_ with quadrupole coupling... -
IRON Project. LXI. Fe IV radiative transitions
Radiative decay rates (A) and line strengths (S) are presented for a large number of electric dipole allowed (E1) and forbidden electric quadrupole (E2), octupole (E3) and... -
Electron collisions with Fe IV ions
Effective collision strengths are presented for transitions from the 16 states of the 3d(5) configuration to the higher lying states belonging to the 3d(4)4s and 3d(4)4p... -
Transition probabilities in the HD molecule
In this paper, we derive the theoretical properties of rovibrational levels belonging to excited B, C, B', and D electronic states of HD. We compute the eigenvalues and... -
A-values + oscillator strength of Ca XIII
Electron impact collision strengths, energy levels, oscillator strengths and spontaneous radiative decay rates are calculated for Ca XIII. The configurations used are 2s2.2p4,... -
Electron impact excitation of Ar XVII
Energies for the lowest 49 levels among the 1s^2 and 1snl (n=2-5) configurations of Ar XVII have been calculated using the GRASP code of Dyall et al. (1989, Comput. Phys.... -
Stark broadening of Cd I spectral lines
Stark broadening parameters, widths, and shifts for 33 CdI singlets and 37 triplets were calculated using the semiclassical perturbation method. The results were compared with... -
Brussels nuclear reaction rate library
The present data is part of the Brussels nuclear reaction rate library (BRUSLIB) for astrophysics applications and concerns nuclear reaction rate predictions calculated within... -
Absolute photoionization cross sections
Absolute photoionization cross sections for the ions N2+, N3+, O3+, O4+, F3+ , F4+ and Ne4+ are measured using the merged-beam technique, combining the synchrotron radiation... -
Effective collision strengths for Fe X trans.
Collision strengths for 4005 transitions among the lowest 90 levels of the (1s^2^2s^2^2p^6^) 3s^2^3p^5^, 3s3p^6^, 3s^2^3p^4^3d, 3s3p^5^3d and 3s^2^3p^3^3d^2^ configurations of... -
Fe IV radiative transition probabilities
We present new calculations for transition probabilities of FeIV, with much more extensive datasets than heretofore available, for a variety of astrophysical applications. The... -
Radiative rates in Ar XIII, Ar XIV & Ar XV
Energies for 524 levels of Ar XIII, 460 levels of Ar XIV and 156 levels of Ar X V have been calculated using the GRAS code of Dyall et al. (1989, Comput. Phys. Commun, 55, 424)....
