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Al I & Al II absolute transition probabilities
Relative intensity measurements of Al I and Al II spectral lines in the visible and ultraviolet spectral ranges are performed using a capacitively coupled high frequency double... -
Vinylacetylene millimeter-wave spectrum
The pure rotational spectrum of the hydrocarbon vinylacetylene in its ground vibrational state has been investigated from 80 to 165 GHz, covering the rotational quantum numbers... -
Co III electron-impact broadening parameters
In hot star atmospheres, the Stark broadening mechanism is the main pressure broadening mechanism. An interesting application where such a mechanism is of interest is the... -
Effective collision strengths for Fe XI trans.
Collision strengths for transitions among the lowest 48 fine-structure levels belonging to the (1s^2^2s^2^2p^6^) 3s^2^3p^4^, 3s3p^5^, 3s^2^3p^3^3d and 3p^6^ configurations of Fe... -
Stark broadening of Be III lines
Using a semiclassical perturbation method, we have calculated electron-, proton-, and ionized helium-impact line widths and shifts for 52 Be III multiplets as a function of... -
Einstein A-coefficients for C3H2 and C2H4O
Cyclopropenylidene C_3_H_2_ and ethylene oxide C_2_H_4_O molecules are of astronomical importance as their observed lines, distributed throughout the observable microwave... -
17OH spin-rotation transition frequencies
The frequencies and line strengths of the ^2^{Pi}3/2 J=5/2-3/2 rotational transition of ^17^OH have been calculated from an analysis of its far-infrared laser magnetic resonance... -
Excitation rates for transitions in Ca XV
Collision strengths for transitions among the energetically lowest 46 fine-structure levels belonging to the (1s^2^) 2s^2^2p^2^, 2s2p^3^, 2p^4^, and 2s^2^2p3l configurations of... -
Iron Project. LIII. Fe XVII
An extensive set of fine structure levels and corresponding transition probabilities for allowed and forbidden transitions in Fe XVII is presented. A total of 490 bound energy... -
Effective collision strengths in Fe XV
Collision strengths for transitions among the energetically lowest 53 fine-structure levels belonging to the (1s^2^ 2s^2^ 2p^6^) 3l^2^, 3l3l', 3s4l and 3p4s configurations of Fe... -
Radiative and Auger decay for Fe II-Fe IX
A detailed analysis of the radiative and Auger de-excitation channels of K-shell vacancy states in Fe II-Fe IX has been carried out. Level energies, wavelengths, A-values, Auger... -
Spectroscopy of N_2_D^+^ hyperfine structure
The analysis of the fully resolved Nitrogen hyperfine structure of N_2_D^+^ (1-0) observed toward L183, together with laboratory measurements of the same molecular transition,... -
Iron Project. LIV. Fe XX
An extensive set of oscillator strengths (f), line strengths (S) and radiative decay rates (A) for dipole allowed, intercombination and forbidden transitions in Fe XX is... -
FeX-FeXVII fine-structure K-vacancy levels
We report extensive calculations of the decay properties of fine-structure K-vacancy levels in Fe X-Fe XVII. A large set of level energies, wavelengths, radiative and Auger... -
Transition probabilities for Fe XVIII
Energy levels and the corresponding transition probabilities as well oscillator strengths and line strengths for allowed (E1) and forbidden (E2, M1) transitions among the lowest... -
Atomic lines in IR spectra for ultracool dwarfs
We provide a set of atomic lines which are suitable for the description of ultracool dwarf spectra from 10000 to 25000{AA}. This atomic linelist was made using both synthetic... -
Cd III Stark broadening parameters
Stark broadening parameters, widths and shifts, for 84 spectral lines of doubly-ionized cadmium (Cd III) have been calculated using the modified semi-empirical approach (MSE).... -
FeXVIII-FeXXIII effective collision strengths
Photoabsorption cross sections across the K edge of Fe XVIII-Fe XXIII and electron impact K-shell excitation effective collision strengths in Fe XVIII-Fe XXIII have been... -
Effective collision strengths for Cl II
The B-spline basis has been used in the R-matrix approach to calculate electron impact excitation collision strengths for transitions between the 3s^2^3p^4^ ^3^P_0,1,2_, ^1^D_2_... -
Electron impact excitation of Fe XIII
Energy levels and radiative rates for transitions among the lowest 97 fine-structure levels belonging to the (1s^2^2s^2^2p^6^) 3s^2^3p^2^, 3s3p^3^, 3s^2^3p3d , 3p^4^, 3s3p^2^3d...
