Publications

Enrique Pérez-Montero, Dr. Borja Pérez-Díaz, José M. Vílchez, Igor A. Zinchenko, Asier Castrillo, Marta Gavilán, Sandra Zamora, Ángeles I. Díaz (2025). Sulphur abundances in star-forming regions from optical emission lines: A new approach based on photoionization models consistent with the direct method. arXiv e-prints.
Cite DOI arXiv
A. Lumbreras-Calle, J. A. Fernández-Ontiveros, R. Infante-Sainz, A. Del Pino Molina, M. Akhlaghi, B. Montoro-Molina, H. Vives-Arias, Dr. Borja Pérez-Díaz, M. Guerrero Roncel, S. Eskandarlou, A. Ederoclite, A. Hernán-Caballero, C. López-Sanjuan (2025). The Andromeda Veil: Combining MEGARA and JAST80 to Probe the Nature of a Faint Nebula Towards M31. Highlights of Spanish Astrophysics XII.
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Dr. Borja Pérez-Díaz, E. Pérez-Montero, J. A. Fernández-Ontiveros, J. M. Vílchez, ́R. Amorín (2025). A deep-dive beneath the mass-metallicity relation: Unveiling chemical enrichment in galaxies through infrared emission lines. Highlights of Spanish Astrophysics XII.
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E. Pérez-Montero, J. A. Fernández-Ontiveros, Dr. Borja Pérez-Díaz, J. M. Vílchez, ́R. Amorín (2025). Exploring the hardness of the ionizing radiation with the infrared softness diagram: II. Bimodal distributions in both the ionizing continuum slope and the excitation in active galactic nuclei. Astronomy & Astrophysics.
Cite DOI arXiv ADS journal
Dr. Borja Pérez-Díaz, Enrique Pérez-Montero, Igor A. Zinchenko, José M. Vílchez (2025). Chemical enrichment in LINERs from MaNGA: I. Tracing the nuclear abundances of oxygen and nitrogen in LINERs with varied ionizing sources. Astronomy & Astrophysics.
Cite Dataset DOI arXiv ADS journal
A. Lumbreras-Calle, J. A. Fernández-Ontiveros, R. Infante-Sainz, M. Akhlaghi, B. Montoro-Molina, Dr. Borja Pérez-Díaz, A. Del Pino, H. Vives-Arias, A. Hernán-Caballero, C. López-Sanjuan, M. A. Martín-Guerrero, S. Eskandarlou, A. Ederoclite (2024). Andromeda's tenuous veil: extensive nebular emission near (yet far from) M31. arXiv e-prints.
Cite DOI arXiv
S. Goswami, J. M. Vílchez, Dr. Borja Pérez-Díaz, L. Silva, A. Bressan, E. Pérez-Montero (2024). Contribution of very massive stars to the sulfur abundance in star-forming galaxies: Role of pair-instability supernovae. Astronomy & Astrophysics.
Cite DOI arXiv ADS journal
Dr. Borja Pérez-Díaz, Enrique Pérez-Montero, Juan A. Fernández-Ontiveros, José M. Vílchez, Antonio Hernán-Caballero, ́Ricardo Amorín (2024). Chemical abundances and deviations from the solar S/O ratio in the gas-phase interstellar medium of galaxies based on infrared emission lines. Astronomy & Astrophysics.
Cite Dataset DOI arXiv ADS journal
E. Pérez-Montero, J. A. Fernández-Ontiveros, Dr. Borja Pérez-Díaz, J. M. Vílchez, N. Kumari, ́R. Amorín (2024). Exploring the hardness of the ionising radiation with the infrared softness diagram. I. Similar effective temperature scales for starbursts and (ultra)luminous infrared galaxies. Astronomy & Astrophysics.
Cite DOI arXiv ADS journal
Dr. Borja Pérez-Díaz, Enrique Pérez-Montero, Juan A. Fernández-Ontiveros, José M. Vílchez, ́Ricardo Amorín (2024). A departure from the mass-metallicity relation in merging galaxies due to an infall of metal-poor gas. Nature Astronomy.
Cite Dataset DOI arXiv ADS journal