Search Results - "Flury, S. R."

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    Chemical abundances in Seyfert galaxies – X. Sulphur abundance estimates by Dors, Oli L, Valerdi, M, Riffel, R A, Riffel, R, Cardaci, M V, Hägele, G F, Armah, Mark, Revalski, M, Flury, S R, Freitas-Lemes, P, Amôres, E B, Krabbe, A C, Binette, L, Feltre, A, Storchi-Bergmann, T

    “…ABSTRACT For the first time, the sulphur abundance relative to hydrogen (S/H) in the narrow-line regions of a sample of Seyfert 2 nuclei (Sy 2s) has been…”
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    Journal Article
  3. 3

    Direct estimates of nitrogen abundance for Seyfert 2 nuclei by Dors, O L, Cardaci, M V, Hägele, G F, Valerdi, M, Ilha, G S, Oliveira, C B, Riffel, R A, Flury, S R, Arellano-Córdova, K Z, Storchi-Bergmann, T, Riffel, R, Almeida, G C, Morais, I N

    “…ABSTRACT We derive the nitrogen and oxygen abundances in the narrow line regions (NLRs) of a sample of 38 local ($z \: \lt \: 0.4$) Seyfert 2 nuclei. For that,…”
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    Journal Article
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    Chemical abundances in Seyfert galaxies X. Sulphur abundance estimates by Dors, O. L, Valerdi, M, Riffel, R. A, Riffel, R, Cardaci, M. V, Hägele, G. F, Armah, M, Revalski, M, Flury, S. R, Freitas-Lemes, P, Amôres, E. B, Krabbe, A. C, Binette, L, Feltre, A, Storchi-Bergmann, T

    Published 24-02-2023
    “…For the first time, the sulphur abundance relative to hydrogen (S/H) in the Narrow Line Regions of a sample of Seyfert 2 nuclei (Sy 2s) has been derived via…”
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    Journal Article
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    Chemical abundances in Seyfert galaxies – X. Sulphur abundance estimates by Dors, Oli L., Valerdi, M., Riffel, R. A., Riffel, R., Cardaci, M. V., Hägele, G. F., Armah, Mark, Revalski, M., Flury, S. R., Freitas-Lemes, P., Amôres, E. B., Krabbe, A. C., Binette, L., Feltre, A., Storchi-Bergmann, T.

    “…ABSTRACT For the first time, the sulphur abundance relative to hydrogen (S/H) in the narrow-line regions of a sample of Seyfert 2 nuclei (Sy 2s) has been…”
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    Journal Article
  8. 8

    Empirical calibration for helium abundance determinations in active galactic nuclei by Dors, O L, Almeida, G C, Oliveira, C B, Flury, S R, Riffel, R, Riffel, R A, Cardaci, M V, Hägele, G F, Ilha, G S, Krabbe, A C, Arellano-Córdova, K Z, Santos, P C, Morais, I N

    “…ABSTRACT For the first time, a calibration between the He i$\lambda 5876$/H $\beta$ emission line ratio and the helium abundance y = 12 + log(He/H) for Narrow…”
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    Journal Article
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    A negligible contribution of two luminous $z$ ~ 7.5 galaxies to the ionizing photon budget of reionization by Gazagnes, S, Chisholm, J, Endsley, Ryan, Berg, D. A, Leclercq, F, Jurlin, N, Saldana-Lopez, A, Finkelstein, S. L, Flury, S. R, Guseva, N. G, Henry, A, Izotov, Y. I, Jung, I, Matthee, J, Schaerer, D

    Published 04-10-2024
    “…We present indirect constraints on the absolute escape fraction of ionizing photons ($f_{\rm esc}^{\rm LyC}$) of the system GN 42912 which comprises two…”
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    Journal Article
  11. 11

    Empirical calibration for helium abundance determinations in Active Galactic Nuclei by Dors, O. L, Almeida, G. C, Oliveira, C. B, Flury, S. R, Riffel, R, Riffel, R. A, Cardaci, M. V, Hägele, G. F, Ilha, G. S, Krabbe, A. C, Arellano-Córdova, K. Z, Santos, P. C, Morais, I. N

    Published 05-06-2024
    “…For the first time, a calibration between the HeI $\lambda5876$/H$\beta$ emission line ratio and the helium abundance $y$=12+log(He/H) for Narrow line regions…”
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    Journal Article
  12. 12

    Direct estimates of nitrogen abundance for Seyfert 2 nuclei by Dors, O. L, Cardaci, M. V, Hägele, G. F, Valerdi, M, Ilha, G. S, Oliveira, C. B, Riffel, R. A, Flury, S. R, Arellano-Córdova, K. Z, Storchi-Bergmann, T, Riffel, R, Almeida, G. C, Morais, I. N

    Published 22-05-2024
    “…We derive the nitrogen and oxygen abundances in the Narrow Line Regions (NLRs) of a sample of 38 local ($z \: < \: 0.4$) Seyfert~2 nuclei. For that, we…”
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    Journal Article
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    The ultraviolet continuum slopes of high-redshift galaxies: evidence for the emergence of dust-free stellar populations at z > 10 by Cullen, F, McLeod, D. J, McLure, R. J, Dunlop, J. S, Donnan, C. T, Carnall, A. C, Keating, L. C, Magee, D, Arellano-Cordova, K. Z, Bowler, R. A. A, Begley, R, Flury, S. R, Hamadouche, M. L, Stanton, T. M

    Published 10-11-2023
    “…We present an analysis of the ultraviolet (UV) continuum slopes ($\beta$) for a sample of $172$ galaxy candidates at $8 < z_{\mathrm{phot}} < 16$ selected from…”
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    Journal Article
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