activity
20132026
most citedBONNSAI: a Bayesian tool for comparing stars with stellar evolution models

188 citations · 1.2k across the 25 of their papers we have counts for

collaborators

25 papers

physics.gen-ph2026

Multiplicity of Massive Stars at Low Metallicity: Early Results from the BLOeM Campaign

T. Shenar, J. Bodensteiner, M. Abdul-Masih +73

Massive stars at low metallicity (Z) play a central role in shaping the high-redshift Universe, yet their multiplicity remains poorly constrained. The Binarity at Low Metallicity (…

astro-ph.SR2025★ 22 cited

A high fraction of close massive binary stars at low metallicity

H. Sana, T. Shenar, J. Bodensteiner +74

At high metallicity, a majority of massive stars have at least one close stellar companion. The evolution of such binaries is subject to strong interaction processes, heavily impac…

astro-ph.HE2025

New gravitational-wave data support a bimodal black-hole mass distribution

R. Willcox, F. R. N. Schneider, E. Laplace +7

Detailed stellar evolution and supernova models yield a bimodal black-hole mass distribution with a narrow peak around 10 solar masses from stars within a narrow range of progenito…

astro-ph.SR2025

Binarity at LOw Metallicity (BLOeM): Pipeline-Determined Physical Properties of OB Stars

J. M. Bestenlehner, Paul A. Crowther, V. A. Bronner +8

We aim to determine the physical properties of OB stars from the multi-epoch VLT/FLAMES BLOeM spectroscopic survey of the Small Magellanic Cloud. We apply a pipeline designed to an…

astro-ph.SR2025★ 24 cited

Explodability criteria for the neutrino-driven supernova mechanism

K. Maltsev, F. R. N. Schneider, I. Mandel +4

Massive stars undergoing iron core-collapse at the end of their evolution terminate their lives either in successful or failed supernovae (SNe). The physics of core-collapse supern…

astro-ph.SR2025★ 14 cited

Binarity at LOw Metallicity (BLOeM): Enhanced multiplicity of early B-type dwarfs and giants at

J. I. Villaseñor, H. Sana, L. Mahy +32

Early B-type stars ( M) are frequently in multiple systems, as evidenced by spectroscopic campaigns in the Milky Way (MW) and the Large Magellanic Cloud (LMC). Pr…

astro-ph.SR2025★ 14 cited

Binarity at LOw Metallicity (BLOeM): The multiplicity properties and evolution of BAF-type supergiants

L. R. Patrick, D. J. Lennon, F. Najarro +36

Given the uncertain evolutionary status of blue supergiant stars, their multiplicity properties hold vital clues to better understand their origin and evolution. As part of The Bin…

astro-ph.SR2025★ 17 cited

Binarity at Low Metallicity (BLOeM) -- Multiplicity properties of Oe and Be stars

J. Bodensteiner, T. Shenar, H. Sana +40

Rapidly rotating classical OBe stars have been proposed as the products of binary interactions, and the fraction of Be stars with compact companions implies that at least some are.…

astro-ph.SR2025★ 9 cited

Binarity at LOw Metallicity (BLOeM): Multiplicity of early B-type supergiants in the Small Magellanic Cloud

N. Britavskiy, L. Mahy, D. J. Lennon +32

The blue supergiant (BSG) domain contains a large variety of stars whose past and future evolutionary paths are still highly uncertain. Since binary interaction plays a crucial rol…

astro-ph.SR2024

Going from 3D common-envelope simulations to fast 1D simulations

V. A. Bronner, F. R. N. Schneider, Ph. Podsiadlowski +1

One-dimensional (1D) methods for simulating the common-envelope (CE) phase offer advantages over three-dimensional (3D) simulations regarding their computational speed and feasibil…

astro-ph.SR2024★ 37 cited

Binarity at LOw Metallicity (BLOeM): a spectroscopic VLT monitoring survey of massive stars in the SMC

T. Shenar, J. Bodensteiner, H. Sana +74

Surveys in the Milky Way and Large Magellanic Cloud revealed that the majority of massive stars will interact with companions during their lives. However, knowledge of the binary p…

astro-ph.SR2024★ 36 cited

A magnetic massive star has experienced a stellar merger

A. J. Frost, H. Sana, L. Mahy +13

Massive stars (those larger than 8 solar masses at formation) have radiative envelopes that cannot sustain a dynamo, the mechanism that produces magnetic fields in lower-mass stars…

astro-ph.SR2023★ 21 cited

The young massive SMC cluster NGC 330 seen by MUSE III. Stellar parameters and rotational velocities

J. Bodensteiner, H. Sana, P. L. Dufton +11

The origin of initial rotation rates of stars, and how a star's surface rotational velocity changes during the evolution, either by internal angular momentum transport or due to in…

astro-ph.SR2022★ 30 cited

The VLT-FLAMES Tarantula Survey: Observational evidence for two distinct populations of massive runaway stars in 30 Doradus

H. Sana, O. H. Ramírez-Agudelo, V. Hénault-Brunet +17

Two main scenarios have been proposed for origin of massive runaway stars -- dynamical ejection or release from a binary at the first core collapse -- but their relative contributi…

astro-ph.GA2019★ 31 cited

The VLT-FLAMES Tarantula Survey: XXXI. Radial velocities and multiplicity constraints of red supergiant stars in 30 Doradus

L. R. Patrick, D. J. Lennon, N. Britavskiy +10

The incidence of multiplicity in cool, luminous massive stars is relatively unknown compared to their hotter counterparts. Here we present radial velocity (RV) measurements and inv…

astro-ph.SR2018★ 103 cited

The VLT-FLAMES Tarantula Survey. XXIX. Massive star formation in the local 30 Doradus starburst

F. R. N. Schneider, O. H. Ramírez-Agudelo, F. Tramper +24

The 30 Doradus (30 Dor) nebula in the Large Magellanic Cloud (LMC) is the brightest HII region in the Local Group and a prototype starburst similar to those found in high redshift…

astro-ph.SR2017★ 59 cited

The VLT-FLAMES Tarantula Survey XXVI: Properties of the O-dwarf population in 30 Doradus

C. Sabín-Sanjulián, S. Simón-Díaz, A. Herrero +21

The VLT-FLAMES Tarantula Survey has observed hundreds of O-type stars in the 30 Doradus region of the Large Magellanic Cloud (LMC). We study the properties of 105 apparently single…

astro-ph.SR2016★ 54 cited

The VLT-FLAMES Tarantula Survey XXV. Surface nitrogen abundances of O-type giants and supergiants

N. J. Grin, O. H. Ramirez-Agudelo, A. de Koter +19

Theoretically, rotation-induced chemical mixing in massive stars has far reaching evolutionary consequences, affecting the sequence of morphological phases, lifetimes, nucleosynthe…

astro-ph.SR2015★ 113 cited

B fields in OB stars (BOB): low-resolution FORS2 spectropolarimetry of the first sample of 50 massive stars

L. Fossati, N. Castro, M. Schoeller +10

Within the context of the collaboration "B fields in OB stars (BOB)", we used the FORS2 low-resolution spectropolarimeter to search for a magnetic field in 50 massive stars, includ…

astro-ph.SR2015★ 14 cited

The VLT-FLAMES Tarantula survey XX. The nature of the X-ray bright emission line star VFTS 399

J. S. Clark, E. S. Bartlett, P. S. Broos +12

The stellar population of the 30 Doradus star-forming region in the Large Magellanic Cloud contains a subset of apparently single, rapidly rotating O-type stars. The physical proce…

astro-ph.SR2015★ 87 cited

The VLT-FLAMES Tarantula Survey XIX. B-type Supergiants - Atmospheric parameters and nitrogen abundances to investigate the role of binarity and the width of the main sequence

C. M. McEvoy, P. L. Dufton, C. J. Evans +19

TLUSTY non-LTE model atmosphere calculations have been used to determine atmospheric parameters and nitrogen (N) abundances for 34 single and 18 binary B-type supergiants (BSGs). T…

astro-ph.SR2014★ 188 cited

BONNSAI: a Bayesian tool for comparing stars with stellar evolution models

Fabian R. N. Schneider, Norbert Langer, Alex de Koter +3

Powerful telescopes equipped with multi-fibre or integral field spectrographs combined with detailed models of stellar atmospheres and automated fitting techniques allow for the an…

astro-ph.SR2014★ 16 cited

The B Fields in OB Stars (BOB) Survey

T. Morel, N. Castro, L. Fossati +29

The B fields in OB stars (BOB) survey is an ESO large programme collecting spectropolarimetric observations for a large number of early-type stars in order to study the occurrence…

astro-ph.SR2014★ 154 cited

The VLT-FLAMES Tarantula Survey XVII. Physical and wind properties of massive stars at the top of the main sequence

Joachim M. Bestenlehner, Götz Gräfener, Jorick S. Vink +12

The evolution and fate of very massive stars (VMS) is tightly connected to their mass-loss properties. Their initial and final masses differ significantly as a result of mass loss.…