196 citations
- University of ChileCL6 papers
- Adolfo Ibáñez UniversityCL4 papers
- Millennium Institute of AstrophysicsCL4 papers
- Pontificia Universidad Católica de ChileCL4 papers
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- Universidad Diego PortalesCL3 papers
- University of CambridgeGB3 papers
- University of ConcepciónCL3 papers
- California Institute of TechnologyUS2 papers
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Showing 2025Show all
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astro-ph.SR2025
Towards model-free stellar chemical abundances. Potential applications in the search for chemically peculiar stars in large spectroscopic surveys
Theosamuele Signor, Paula Jofré, Hernan Lira +3
Chemical abundance determinations from stellar spectra are challenged by observational noise, limitations in stellar models, and departures from simplifying assumptions. While trad…
astro-ph.GA2025★ 6 cited
Studying stellar populations in Omega Centauri with phylogenetics
P. Jofré, C. Aguilera-Gómez, P. Villarreal +14
The nature and formation history of our Galaxy's largest and most enigmatic stellar cluster, known as Omega Centauri (ocen) remains debated. Here, we offer a novel approach to dise…