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Publications

(Names of OCEANS team members are highlighted)

See the list of our publications and their impact in the public library in ADS:
https://ui.adsabs.harvard.edu/public-libraries/uPH1NIpTTGKNxhb1gxnBFA



In refereed high-impact journals:

22. Guerrero, C. A.; Ochoa, D. O.; Hernández-Valencia, B.; Benadalid, T.; Peralta-Mendoza, I. A.; Romero Hernández, E.; García-Castillo, F. A.; Ayala, S.; Pérez-León, J. E.; Tamayo, F. J.; Avilés, A.; Sánchez, E.; Castro-Chacón, J. H.; Bautista-Hernández, A.; Reyes-Ruiz, M.; Pérez-Tijerina, E. G.
PCA-enhanced Speckle Interferometry with Bicubic Interpolation at the OAN-SPM México
The Astronomical Journal, 170, 311 (2025)
Repository link: ADS
Final publication link: AJ, 170, 311 (2025)
DOI 10.3847/1538-3881/ae0cc2

21. Cruz-Sanchez, N.; Saavedra, E. A.; Fogantini, F. A.; García, F.; Combi, J. A.
The hard ultraluminous state of NGC 5055 ULX X-1
Astronomy & Astrophysics, in press
Repository link: arXiv


20. Mukhija, B.; Curé, M.; Araya, I.; Arcos, C.; Christen, A.
Effect of gravity darkening and oblate factor in rapidly rotating massive stars
Astronomy & Astrophysics, in press
Repository link: arXiv


19. Moens, N.; Debnath, D.; Verhamme, O.; Backs, F.; Van der Sijpt, C.; Sundqvist, J. O.; Sander, A. A. C.
2D unified atmosphere and wind simulations for a grid of O-type stars
Astronomy & Astrophysics, in press
Repository link: arXiv


18. Araya, I.; Curé, M.; Machuca, N.; Venero, R. O. J.; Cuéllar, S.; Arcos, C.; Cidale, L. S.
ISOSCELES project: A grid-based quantitative spectroscopic analysis of massive stars
Astronomy & Astrophysics, 704, A77 (2025)
Repository link: arXiv
Final publication link: A&A, 704, A77 (2025)
DOI 10.1051/0004-6361/202555509

17. Larkin, C. J. K.; Hawcroft, C.; Mackey, J.; Lefever, R. R.; Härer, L.; Sander, A. A. C.
Mass loading of outflows from evolving Young Massive Clusters
Astronomy & Astrophysics, in press
Repository link: arXiv


16. Jadlovský, D.; Molnár, L.; Ercolino, A.; Bernini-Peron, M.; Mérand, A.; Krtička, J.; Wang, L.; Ádám, R. Z.; Baade, D.; González-Torà, G.; Granzer, T.; Janík, J.; Kolář, J.; Kravchenko, K.; Langer, N.; Oskinova, L. M.; Pauli, D.; Ramachandran, V.; Rubio, A. C.; Sander, A. A. C.; Strassmeier, K. G.; Weber, M.; Wittkowski, M.; Brahm, R.; Schaffenroth, V.; Vanzi, L.; Skarka, M.
Hidden massive eclipsing binaries in red supergiant systems: The hierarchical triple system KQ Puppis and other candidates
Astronomy & Astrophysics, in press
Repository link: arXiv


15. González-Torà, G.; Sander, A. A. C.; Egorova, E.; Lefever, R. R.; Ramachandran, V.; Egorov, O. V.; Josiek, J.; Schösser, E. C.; Bernini-Peron, M.; Kreckel, K.; Wofford, A.; Telford, O. G.; Senchyna, P.; Leitherer, C.; Liang, F.-H.; Blanc, G.; Drory, N.; Fernández-Trincado, J. G.; Johnston, E. J.; Mejía-Narváez, A. J.; Sanchez, S. F.
SDSS-V LVM: Detectability of Wolf-Rayet stars and their He II ionizing flux in low-metallicity environments I. The weak-lined, early-type WN3 stars in the SMC
Astronomy & Astrophysics, 703, L11 (2025)
Repository link: arXiv
Final publication link: A&A, 703, L11 (2025)
DOI 10.1051/0004-6361/202557041

14. Sabhahit, G. N.; Vink, J. S.; Sander, A. A. C.; Ramachandran, V.
Minimum and maximum mass-luminosity relations for stripped stars
Astronomy & Astrophysics, 703, A40 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A40 (2025)
DOI 10.1051/0004-6361/202554852

13. Holgado, G.; Simón-Díaz, S.; Herrero, A.
The IACOB project: XV. Updated calibrations of fundamental parameters of Galactic O-type stars
Astronomy & Astrophysics, 703, A175 (2025)
Repository link: arXiv
Final publication link: A&A, 703, A175 (2025)
DOI 10.1051/0004-6361/202556713

12. Boco, L.; Mapelli, M.; Sander, A. A. C.; Mesini, S.; Ramachandran, V.; Torniamenti, S.; Korb, E.; Liu, B.; Sabhahit, G. N.; Vink, J. S.
Metal-poor single Wolf-Rayet stars: the interplay of optically thick winds and rotation
Astronomy & Astrophysics, submitted
Repository link: arXiv


11. Szécsi, D.; Tramper, F.; Kubátová, B.; Kehrig, C.; Kubát, J.; Krtička, J.; Sander, A. A. C.; Garcia, M.
Low-metallicity massive single stars with rotation. III. Source of ionization and C-IV emission in I Zw 18
Astronomy & Astrophysics, in press
Repository link: arXiv


10. Quigley, P.; Jones, C. E.; Gayley, K.; Granada, A.; Owocki, S.; Rast, R. G.; Suffak, M. W.; Okazaki, A. T.; ud-Doula, A.; Krtička, J.; Carciofi, A. C.; Drake, J. J.
Efficiency of viscous angular momentum transport in dissipating Be binaries
Astrophysics and Space Science, 370, id.111 (2025)
Repository link: arXiv
Final publication link: ApSS, 370, 111 (2025)
DOI 10.1007/s10509-025-04494-9

9. Holgado, G.; Maíz Apellániz, J.; Gamen, R. C.
MONOS: Multiplicity Of Northern O-type Spectroscopic systems: III. New orbits and Gaia–TESS analysis for 10 SB2E systems
Astronomy & Astrophysics, 701, A246 (2025)
Repository link: arXiv
Final publication link: 701, A246 (2025)
DOI 10.1051/0004-6361/202556068

8. Kraus, M.; Arias, M. L.; Kourniotis, M.; Torres, A.; Cidale, L. S.; Borges Fernandes, M.
Near-infrared characterization of evolved massive stars in M31 and M33
Monthly Notices of the Royal Astronomical Society, 541, 4049-4059 (2025)
Repository link: arXiv
Final publication link: MNRAS, 541, 4049 (2025)
DOI 10.1093/mnras/staf1240

7. Lefever, R. R.; Sander, A. A. C.; Bernini-Peron, M.; González-Torà, G.; Moens, N. M.; Najarro, F.; Schösser, E. C.; Sabhahit, G. N.; Vink, J. S.
Near-Eddington mass loss of hydrogen-rich Wolf-Rayet stars. Consequences of continuum acceleration, metallicity, and temperature
Astronomy & Astrophysics, 700, A2 (2025)
Repository link: arXiv
Final publication link: A&A, 700, A2 (2025)
DOI 10.1051/0004-6361/202554505

6. Ponte Ahón, S.; Aidelman, Y.; Seery, J.; Quiroga, F.; Ronchetti, F.; Hasperué, W.; Iannuzzi, M.; Peralta, R.; López, M.; Bariviera, A.; Cidale, L.; Gamen, R.
ReTrOH-UNLP: Conservation of the Historical Observational Work of the Astronomical Observatory of La Plata with Computer Vision
ACM Journal on Computing and Cultural Heritage, Volume 18, Issue 3 (2025)
Repository link: ADS
Final publication link: AJCCH, 18, 3 (2025)
DOI 10.1145/3754333

5. Ortiz, F.; Pezoa, R.; Curé, M.; Araya, I.; Venero, R. O. J.; Arcos, C.; Escárate, P.; Machuca, N.; Christen, A.
A multi-stage machine learning-based method to estimate wind parameters from Hα lines of massive stars
Astronomy and Computing, 52, id. 100941 (2025)
Repository link: ADS
Final publication link: Astronomy and Computing, 52, id. 100941 (2025)
DOI 10.1016/j.ascom.2025.100941

4. Guerrero, C. A.; Souza, T. B.; Borges Fernandes, M.; Guajardo Jurado, A. D.
Identification of Possible Stellar Companions via Speckle Interferometry in a Sample of Be Stars II
The Astronomical Journal, 169, 251 (2025)
Repository link: ADS
Final publication link: AJ, 169, 251 (2025)
DOI 10.3847/1538-3881/adbf11

3. Concha, D.; Arcos, C.; Turis-Gallo, D.; Souza, T. B.; Curé, M.; Levenhagen, R. S.; Araya, I.
New insight into the variability of the Be star π Aquarii: Determination of stellar and disk parameters
Astronomy & Astrophysics, 697, A209 (2025)
Repository link: arXiv
Final publication link: A&A, 697, A209 (2025)
DOI 10.1051/0004-6361/202452708

2. Turis-Gallo, D.; Curé, M.; Levenhagen, R. S.; Arcos, C.; Araya, I.; Christen, A.
Unveiling stellar spin: Determining inclination angles in Be stars
Astronomy & Astrophysics, 695, A129 (2025)
Repository link: arXiv
Final publication link: A&A, 695, A129 (2025)
DOI 10.1051/0004-6361/202452825

1. Cruz-Sanchez, N.; Fogantini, F. A.; Saavedra, E. A.; Abaroa, L.; García, F.; Combi, J. A.; Romero, G. E.
A broadband X-ray view of the ultraluminous sources in the galaxies ESO 501–023 and IC 5052
Astronomy & Astrophysics, 693, A122 (2025)
Repository link: ADS
Final publication link: A&A, 693, A122 (2025)
DOI 10.1051/0004-6361/202452187

In conference proceedings:

5. Maryeva, O.; Sánchez Arias, J. P.; Karpov, S.; Kraus, M.; Mammadova, S.; Kourniotis, M.; Németh, P.; Cidale, L.; Granada, A.
Newly discovered nebulae around Galactic B-type stars and their origin
Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press


4. Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A.
Variability of Southern Blue Supergiants with TESS
Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press


3. Guha, S.; Kraus, M.; Sánchez Arias, J. P.; Németh, P.
Analysis of stellar variability in the B-Supergiant HD14134. Insights from spectroscopy and photometry
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17306087

2. Sánchez Arias, J. P.; Guha, S.; Christen, A.
Testing Intrinsic Mode Functions for Analising Red Noise
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria ( ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17250205

1. Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A.
TESS variability of B-type supergiants in the Galaxy
9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria.
Repository link: Zenodo
Final publication link: pdf
DOI https://doi.org/10.5281/zenodo.17272171

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News

Secondments

Julieta Sánchez Arias from ASU visits UV (1 December 2025 - 31 January 2026)

Enzo Saavedra from IAC visits UNLP (22 November - 23 December 2025 and 9 - 25 January 2026)

Roel Lefever from UHEI visits ICATE (22 November - 21 December 2025)

Elisa Schösser from UHEI visits UMAYOR (21 November - 20 December 2025)

Communication & Dissemination

Ronaldo Levenhagen from UNIFESP presented a seminar talk at the CFO Physics center, 5 November 2025

Workshop

SEEDS2026

See our Events for more information.

Secondment

Michalis Kourniotis from ASU visits UTFSM (4 November 2025 - 3 January 2026)

Communication & Dissemination

Julieta Sánchez Arias from ASU presented a seminar talk at the Charles University in Prague (29 October 2025)

Outreach Activities

Ignacio Araya from UMAYOR participated in the outreach event at the Planetarium in Huechuraba, Santiago (19 October 2025).

Communication & Dissemination

OCEANS members from UV and UMAYOR participated at the SOCHIAS meeting (13-17 October 2025)

Secondments

Carlos Martínez Sebastián from IAC visits UNLP (10 October - 24 November 2025)

Communication & Dissemination

Marcelo Borges Fernandes from ON presented a seminar talk at the Physics Department of the Federal Institute of Rio de Janeiro, in the city of Nilópolis (8 October 2025)

Outreach Activities

Astronomy Week at UANL (6-10 October 2025). See our Activities for more information.

Outreach Activities

Researchers Night at ASU (26 September 2025). See our Activities for more information.

Communication & Dissemination

Pâmela Alves de Oliveira and Aline Bento Teixeira from UNIFESP attended the II Unified Postgraduate Symposium (26 September 2025).

Secondments

Federico Garcia from UNLP visits IAC (26 September - 28 October 2025)

Jorge Ariel Combi from UNLP visits IAC (26 September - 28 October 2025)

Olga Maryeva from ASU visits UANL (24 September - 23 October 2025)

Leila Yamila Saker from UNC-OAC visits ASU (23 September - 22 November 2025)

Communication & Dissemination

Yeisson Osorio and Alba Casasbuenas from IAC attended the 2nd International School on Atomic and Molecular Data Evaluation and Curation at the Universidad de Valladolid (22-24 September 2025).

Alba Casasbuenas from IAC attended the 30th Anniversary congress of the Amateur Astronomy Association of the Universidad Complutense de Madrid (17-19 September 2025).

OCEANS members participated at the IAU Symposium 402 (15-19 September 2025) in Ensenada, Mexico.

OCEANS members participated at the 67th Annual Meeting of the Argentinian Astronomical Association (15-19 September 2025) Mendoza, Argentina.

Federico García and Jorge Ariel Combi from UNLP participated at the eleventh micro-quasar workshop A Microquasar Odyssey: Unveiling the Complexities (15-19 September 2025) at Cefalú, Sicily, Italy.

Secondments

Aldana Alberici Adam from UNLP visits ASU (31 August - 5 November 2025)

Tomás Ansín from UNLP visits IAC (31 August - 29 October 2025)

Elisa Schösser from UHEI visits STScI (15 August - 19 September 2025)

Gemma Gonzalez i Tora from UHEI visits STScI (15 August - 19 September 2025)

Joris Josiek from UHEI visits STScI (15 August - 19 September 2025)

Communication & Dissemination

Marcelo Borges Fernandes from ON participated at the XXIX Encontro Sergipano de Física (XXIX Sergipe Physics Meeting, 6-8 August 2025)

Secondments

Luciana Gramajo from UNC-OAC visits CAMK (29 July - 18 September 2025)

Communication & Dissemination

Michalis Kourniotis, Julieta Sánchez, and Suryani Guha from ASU participated at the 9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (7-11 July 2025), Klosterneuburg, Austria.

Communication Activity

Communication of the OCEANS project during the visit of Czech policy-makers at ASU (27 June 2025).

Summer School

Deadline for registration: 15 August 2025 !!

ML-School

Communication Activity

Marcelo Borges Fernandes from ON communicated OCEANS during the XII SimFAST meeting (28 - 30 May 2025).

Communication & Dissemination

Leticia V. Ferrero from OAC-UNC participated in the ESO workshop The role of accretion and ejection variability in the evolution of young stars and their disks (19 - 22 May 2025) at the ESO Headquarters in Garching, Germany.

Outreach Activities

Information material on OCEANS and on the scientific contribution of ASU team members can be found on our Information page.

Outreach Activities

Open Doors at ASU (16 - 17 May 2025). See our Activities for more information.

Secondments

Gabriel Ferrero from UNLP visits IAC (27 April - 1 July 2025)

Communication & Dissemination

Researchers from ASU participate at the DPG Spring Conference in Göttingen, Germany (31 March - 4 April 2025)

Secondments

Gemma Gonzalez i Tora from UHEI visits UV (3 March - 2 April 2025)

Elisa Schösser from UHEI visits UTFSM (3 March - 2 April 2025)

Roel Lefever from UHEI visits UTFSM (3 March - 2 April 2025)

Leticia Ferrero from UNC-OAC visits ASU (23 February - 16 May 2025)

Gonzalo Holgado from IAC visits UNLP (2 February - 20 March 2025)

Anahí Granada from UNRN visits IAC (20 January - 21 February 2025)