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Related papers: Massive star evolution: from the early to the pres…

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This paper systematically studies the relation between metallicity and mass loss of massive stars. We perform one-dimensional stellar evolution simulations and build a grid of $\sim$2000 models with initial masses ranging between 11 and 60…

Astrophysics of Galaxies · Physics 2023-02-22 Po-Sheng Ou , Ke-Jung Chen , You-Hua Chu , Sung-Han Tsai

Massive stars play a major role in the evolution of their host galaxies, and serve as important probes of the distant Universe. It has been established that the majority of massive stars reside in close binaries and will interact with their…

Solar and Stellar Astrophysics · Physics 2023-11-06 Pablo Marchant , Julia Bodensteiner

I review multiwavelength observations of material seen around different types of evolved massive stars (i.e. red supergiants, yellow hypergiants, luminous blue variables, B[e] supergiants, and Wolf-Rayet stars), concentrating on diagnostics…

Solar and Stellar Astrophysics · Physics 2010-10-20 Nathan Smith

The rotation rates and magnetic activity of Sun-like and low-mass (< 1.4 Msun) main-sequence stars are known to decline with time, and there now exist several models for the evolution of rotation and activity. However, the role that…

Solar and Stellar Astrophysics · Physics 2020-02-12 L. Amard , S. P. Matt

Self-consistent stellar models including all effects of atomic diffusion and radiative accelerations as well as mass loss are evolved from the pre main sequence for stars of 1.35-1.5, M$_{\odot}$ at solar metallicity (Z=0.02). A mass loss…

Astrophysics · Physics 2008-01-15 M. Vick , G. Michaud

Stellar winds are one of the most important drivers of massive star evolution and a vital source of chemical, mechanical, and radiative feedback. Despite its significance, mass loss remains a major uncertainty in stellar evolution models.…

Solar and Stellar Astrophysics · Physics 2024-08-07 Joris Josiek , Sylvia Ekström , Andreas A. C. Sander

We review general characteristics of massive stars, present the main observable constraints that stellar models should reproduce. We discuss the impact of massive star nucleosynthesis on the early phases of the chemical evolution of the…

After a brief review of the observational evidences indicating how the populations of Be stars, red/blue supergiants, Wolf-Rayet stars vary as a function of metallicity, we discuss the implications of these observed trend for our…

Astrophysics · Physics 2009-11-13 Georges Meynet , Patrick Eggenberger , Andre Maeder

We investigate the evolution of the surface properties of models for rotating massive stars, i.e., their luminosities, effective temperatures, surface rotational velocities, and surface abundances of all isotopes, from the zero age main…

Astrophysics · Physics 2009-05-29 A. Heger , N. Langer

Wolf-Rayet (WR) stars are the most advanced stage in the evolution of the most massive stars. The strong feedback provided by these objects and their subsequent supernova (SN) explosions are decisive for a variety of astrophysical topics…

Solar and Stellar Astrophysics · Physics 2017-11-15 R. Hainich , T. Shenar , A. Sander , W. -R. Hamann , H. Todt

Surface magnetic fields have a strong impact on stellar mass loss and rotation and, as a consequence, on the evolution of massive stars. In this work we study the influence of an evolving dipolar surface fossil magnetic field with an…

Solar and Stellar Astrophysics · Physics 2019-03-27 Z. Keszthelyi , G. Meynet , C. Georgy , G. A. Wade , V. Petit , A. David-Uraz

Atmospheric mass loss is a fundamental phenomenon shaping the structure and evolution of planetary atmospheres. It can engage processes ranging from global interactions with the host star and large-scale hydrodynamic outflows to essentially…

Earth and Planetary Astrophysics · Physics 2024-02-22 Daria Kubyshkina

The enormous radiative and mechanical luminosities of massive stars impact a vast range of scales and processes, from the reionization of the universe, to the evolution of galaxies, to the regulation of the interstellar medium, to the…

Context: Starbursts, and particularly their high-mass stars, play an essential role in the evolution of galaxies. The winds of massive stars not only significantly influence their surroundings, but the mass loss also profoundly affects the…

Solar and Stellar Astrophysics · Physics 2015-05-28 A. W. A. Pauldrach , D. Vanbeveren , T. L. Hoffmann

Massive stars are strong sources of far-ultraviolet radiation that can be hostile to the evolution of protoplanetary disks, driving mass loss by external photoevaporation and shortening disk-dissipation timescales. Their effect may also…

Solar and Stellar Astrophysics · Physics 2021-10-13 Julia Roquette , Sean P. Matt , Andrew J. Winter , Louis Amard , Sophia Stasevic

We use the rotating stellar models described in the paper by A. Maeder & G. Meynet in this volume to consider the effects of rotation on the evolution of the most massive stars into and during the Wolf--Rayet phase, and on the post-Main…

Astrophysics · Physics 2007-05-23 Georges Meynet , Max Pettini

The many peculiarities of Ap stars (not only chemical ones, but also magnetic field and slow rotation) may vary during the main-sequence evolution of these stars. We review here briefly the evidences found in the last thirty years for such…

Astrophysics · Physics 2009-06-25 P. North , J. Babel , D. Erspamer

Mass loss is a key process in the evolution of massive stars, and must be understood quantitatively to be successfully included in broader astrophysical applications. In this review, we discuss various aspects of radiation driven mass loss,…

Astrophysics · Physics 2008-12-18 J. Puls , J. S. Vink , F. Najarro

Massive stars are crucial building blocks of galaxies and the universe, as production sites of heavy elements and as stirring agents and energy providers through stellar winds and supernovae. The field of magnetic massive stars has seen…

Solar and Stellar Astrophysics · Physics 2015-05-27 Rolf Walder , Doris Folini , Georges Meynet

We calculated a grid of evolutionary tracks of rotating models with masses between 1.0 and 3.0 $M_{\odot}$ and a resolution $\delta M \leq 0.02$ $M_{\odot}$, which can be used to study the effects of rotation on stellar evolutions and on…

Solar and Stellar Astrophysics · Physics 2015-06-12 Wuming Yang , Shaolan Bi , Xiangcun Meng