807 datasets found

Keywords: atomic physics

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  • Millimeter-wave spectrum of 2-propanimine

    Up to date, only six imines have been detected in the interstellar medium. The 3-carbon imine, 2-propanimine ((CH_3_)_2_C=NH), is predicted to be the structural isomer with the...
  • CH_3_OCH_2_OH ALMA detection in NGC 6334I

    We report the detection of interstellar methoxymethanol (CH_3_OCH_2_OH) in Atacama Large Millimeter/submillimeter Array (ALMA) Bands 6 and 7 toward the MM1 core in the high-mass...
  • Electron-impact multiple-ionization cross sections

    We compiled a set of electron-impact multiple-ionization (EIMI) cross section for astrophysically relevant ions. EIMIs can have a significant effect on the ionization balance of...
  • Methane partition function

    The paper describes the construction of complete sets of hot methane lines based on accurate ab initio potential and dipole moment surfaces and extensive first-principle...
  • Hot methane (CH4) line list

    We present comprehensive experimental line lists of methane (CH_4_) at high temperatures obtained by recording Fourier transform infrared emission spectra. Calibrated line lists...
  • NH_3_ line lists at high temperatures

    We present line lists for ammonia (NH_3_) at high temperatures obtained by recording Fourier transform infrared emission spectra. Calibrated line lists are presented for 12...
  • Distribution of ^26^Al in the solar system

    It is believed that ^26^Al, a short-lived (t_1/2_=0.73Ma) and now extinct radionuclide, was uniformly distributed in the nascent solar system (SS) with the initial ^26^Al/^27^Al...
  • Atomic data

    (no description available)
  • 3-Hydroxypropenal transitions

    3-Hydroxypropenal (HOCHCHCHO) is the lower energy tautomer of malonaldehyde which displays a complex rotationtunneling spectrum. It was detected some- what tentatively toward...
  • HD spectra in H2-He for gas giant studies

    The hydrogen deuteride (HD) molecule is an important deuterium tracer in astrophysical studies. The atmospheres of gas giants are dominated by molecular hydrogen, and the...
  • Atomic data in Hf, Os, and Au I-IV

    It is now well established that a large amount of heavy (trans-iron) elements are produced during neutron star (NS) mergers. These elements can be detected in the spectra of the...
  • Line list for convective blueshift analysis

    Stellar variability strongly impacts the search for low-mass exoplanets with radial velocity techniques. Two types of planet-free time series can be used to quantify this...
  • Potential omega Cen associate EW

    Globular clusters (GCs) are important donors to the build-up of the Milky Way (MW) stellar halo, having contributed at the ten percent level over the Galactic history. Stars...
  • Solar photoionization rates

    Extreme UV (EUV) spectra from the Thermosphere Ionosphere Mesosphere Energetics and Dynamics (TIMED)/Solar EUV Experiment are used to infer photoionization rates in the inner...
  • Cu abundances

    The Galactic evolution of copper remains poorly understood, partly due to the strong departures from local thermodynamic equilibrium (LTE) affecting CuI lines. A key source of...
  • UVILLSS Catalogue

    This catalogue is an extension in the ultraviolet region (129 to 3903 Angstroems) of the ILLSS catalogue (Coluzzi, 1993; catalog ) which lists lines in the optical region. The...
  • Revised version of the ILLSS Catalogue

    This catalogue is a revised version of the Identification List of Lines in Stellar Spectra and now lists wavelength, spectrum, multiplet number, intensity, ionisation potential...
  • Atomic Spectral Line List

    This compilation is aimed at providing a general catalog of atomic lines for comparatively low-ionized species, laying emphasis on their transition probabilities. Please refer...
  • A Multiplet Table for MnI

    The machine-readable version of "A Multiplet Table for MnI" contains data on excitation potentials, J values, multiplet terms, intensities of the transitions, and multiplet...
  • Finding list for multiplet tables of NSRDS-NBS 3

    The primary references for stellar line identifications in the optical and ultraviolet spectral regions have been "A Multiplet Table of Astrophysical Interest" (RMT, Moore 1945)...
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