G. F. Hägele

Consejo Nacional de Investigaciones Científicas y Técnicas — Argentina

Physics and Astronomy · Physical Sciences

27h-index1.6kcitations103works1.62yr avg
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Research Topics

Galaxies: Formation, Evolution, Phenomena(61), Stellar, planetary, and galactic studies(56), Astrophysics and Star Formation Studies(45), Astronomy and Astrophysical Research(38), Gamma-ray bursts and supernovae(16)

Publications103 total

Metallicity of Active Galactic Nuclei from ultraviolet and optical emission lines – II. Revisiting the <i>C</i>43 metallicity calibration and its implications
Monthly Notices of the Royal Astronomical Society·2025Open Access
Metallicity of active galactic nuclei from ultraviolet and optical emission lines – I. Carbon abundance dependence
Monthly Notices of the Royal Astronomical Society·2025· 2 citedOpen Access
Semi-empirical calibration of the oxygen abundance for LINER galaxies based on SDSS-IV MaNGA -- The case for strong and weak AGN
arXiv (Cornell University)·2024Open Access
Direct estimates of nitrogen abundance for Seyfert 2 nuclei
Monthly Notices of the Royal Astronomical Society·2024· 3 citedOpen Access
Empirical calibration for helium abundance determinations in active galactic nuclei
Monthly Notices of the Royal Astronomical Society Letters·2024· 1 citedOpen Access
Empirical calibration for helium abundance determinations in Active Galactic Nuclei
arXiv (Cornell University)·2024Open Access
Direct estimates of nitrogen abundance for Seyfert 2 nuclei
arXiv (Cornell University)·2024· 1 citedOpen Access
Chemical abundances of LINER galaxies – nitrogen abundance estimations
Monthly Notices of the Royal Astronomical Society·2024· 7 citedOpen Access
Chemical abundances of LINER galaxies -- Nitrogen abundance estimations
arXiv (Cornell University)·2024Open Access
Semi-empirical calibration of the oxygen abundance for LINER galaxies based on SDSS-IV MaNGA – The case for strong and weak AGN
Publications of the Astronomical Society of Australia·2024· 2 cited
Cosmic metallicity evolution of Active Galactic Nuclei: implications for optical diagnostic diagrams
Monthly Notices of the Royal Astronomical Society·2023· 14 citedOpen Access
Cosmic metallicity evolution of Active Galactic Nuclei: Implications for optical diagnostic diagrams
arXiv (Cornell University)·2023Open Access
Chemical abundances in Seyfert galaxies – X. Sulphur abundance estimates
Monthly Notices of the Royal Astronomical Society·2023· 13 citedOpen Access
Chemical abundances in Seyfert galaxies X. Sulphur abundance estimates
arXiv (Cornell University)·2023Open Access
Chemical abundance of LINER galaxies – metallicity calibrations based on SDSS-IV MaNGA
Monthly Notices of the Royal Astronomical Society·2022· 11 cited
Chemical abundance of LINER galaxies -- Metallicity calibrations based on SDSS-IV MaNGA
arXiv (Cornell University)·2022Open Access
Chemical abundances in Seyfert galaxies – VII. Direct abundance determination of neon based on optical and infrared emission lines
Monthly Notices of the Royal Astronomical Society·2021Open Access
Chemical abundance of the LINER galaxy UGC 4805 with SDSS-IV MaNGA
Monthly Notices of the Royal Astronomical Society·2021· 11 citedOpen Access
Chemical abundances in Seyfert galaxies – V. The discovery of shocked emission outside the AGN ionization axis
Monthly Notices of the Royal Astronomical Society Letters·2020· 38 citedOpen Access
Chemical abundances of Seyfert 2 AGNs – IV. Composite models calculated by photoionization + shocks
Monthly Notices of the Royal Astronomical Society·2020· 25 citedOpen Access
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Frequent Co-authors

M. V. Cardaci(40), O. L. Dors(30), A. C. Krabbe(24), Á. I. Díaz(18), E. Pérez‐Montero(18), R. Terlevich(13), E. Terlevich(9), Rogemar A. Riffel(9), J. M. Vı́lchez(7), V. Firpo(7), C B Oliveira(7), R. García-Benito(6), G. Bosch(6), Mark Armah(5), Rogério Riffel(5), I. A. Zinchenko(5), I. Rodrigues(4), P. Freitas-Lemes(4), A F Monteiro(3), D. Rosa‐González(3)