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Related papers: Reconstructing post-common envelope white dwarf+ma…

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Determining the properties of old stellar populations (those with age >1 Gyr) has long involved the comparison of their integrated light, either in the form of photometry or spectroscopic indexes, with empirical or synthetic templates. Here…

Astrophysics of Galaxies · Physics 2018-06-06 E R Stanway , J J Eldridge

Common envelope evolution (CEE) physics plays a fundamental role in the formation of binary systems, such as mergering stellar gravitational wave sources, pulsar binaries and type Ia supernovae. A precisely constrained CEE has become more…

Solar and Stellar Astrophysics · Physics 2022-07-18 Hongwei Ge , Christopher A Tout , Xuefei Chen , Matthias U Kruckow , Hailiang Chen , Dengkai Jiang , Zhenwei Li , Zhengwei Liu , Zhanwen Han

The effectiveness and stability of mass transfer in binaries system are crucial in determining its final product. Rapid binary population synthesis (BPS) codes simplify the complex physics of mass transfer by adopting parameterized…

Solar and Stellar Astrophysics · Physics 2025-11-26 A. C. Rubio , K. Breivik , C. Badenes , K. El-Badry , B. Anguiano , E. Linck , S. Majewski , K. Stassun

Short-period white dwarf+main-sequence binaries are Post-Common-Envelope Binaries (PCEB) that have survived a common envelope phase. Such systems, if detached and eclipsing, enable precise measurements of the constituent stars, providing a…

Binary systems consisting of a white dwarf and a main-sequence companion with orbital periods up to $\approx 100$ d are often thought to be formed through common envelope evolution which is still poorly understood. To provide new…

Solar and Stellar Astrophysics · Physics 2022-03-18 F. Lagos , M. R. Schreiber , S. G. Parsons , O. Toloza , B. T. Gänsicke , M. S. Hernandez , L. Schmidtobreick , D. Belloni

The coalescence of compact binaries containing neutron stars or black holes is one of the most promising signals for advanced ground-based laser interferometer gravitational-wave detectors, with the first direct detections expected over the…

High Energy Astrophysical Phenomena · Physics 2015-09-02 Simon Stevenson , Frank Ohme , Stephen Fairhurst

Galactic binaries are expected to be the most numerous LISA sources and to produce a stochastic gravitational-wave foreground whose spectral shape encodes information about the underlying population. Extracting this information with…

High Energy Astrophysical Phenomena · Physics 2026-05-12 Federico De Santi , Alessandro Santini , Alexandre Toubiana , Nikolaos Karnesis , Davide Gerosa

Most massive stars are members of a binary or a higher-order stellar systems, where the presence of a binary companion can decisively alter their evolution via binary interactions. Interacting binaries are also important astrophysical…

Rapidly growing catalogs of compact binary mergers from advanced gravitational-wave detectors allow us to explore the astrophysics of massive stellar binaries. Merger observations can constrain the uncertain parameters that describe the…

Solar and Stellar Astrophysics · Physics 2023-06-28 Jeff Riley , Ilya Mandel

Close white dwarf binaries make up a wide variety of objects such as double white dwarf binaries, which are possible SN Ia progenitors, cataclysmic variables, super soft sources, or AM CVn stars. The evolution and formation of close white…

Astrophysics · Physics 2007-05-23 M. R. Schreiber , A. Nebot Gomez-Moran , A. D. Schwope

The Binary Population and Spectral Synthesis (BPASS) suite of binary stellar evolution models and synthetic stellar populations provides a framework for the physically motivated analysis of both the integrated light from distant stellar…

Solar and Stellar Astrophysics · Physics 2017-11-29 J. J. Eldridge , E. R. Stanway , L. Xiao , L. A. S. McClelland , G. Taylor , M. Ng , S. M. L. Greis , J. C. Bray , .

We present a rapid binary evolution algorithm that enables modelling of even the most complex binary systems. In addition to all aspects of single star evolution, features such as mass transfer, mass accretion, common-envelope evolution,…

Astrophysics · Physics 2009-11-07 Jarrod R. Hurley , Christopher A. Tout , Onno R. Pols

Binary population synthesis is the method by which predictions of varied observables of stellar populations can be made from theoretical models of binary stellar evolution. Binary stars have many more possible evolutionary outcomes compared…

Solar and Stellar Astrophysics · Physics 2020-06-15 J. J. Eldridge

Close white dwarf binaries (CWDBs) are considered to be progenitors of several exotic astronomical phenomena (e.g., type Ia supernovae, cataclysmic variables). These violent events are broadly used in studies of general relativity and…

Instrumentation and Methods for Astrophysics · Physics 2024-10-02 Genghao Liu , Baitian Tang , Liangliang Ren , Chengyuan Li , Sihao Cheng , Weikai Zong , Jianning Fu , Bo Ma , Cheng Xu , Yiming Hu

Context. Double eclipsing binaries are gravitationally bound quadruple systems in a 2+2 configuration where both of the binaries are eclipsing. These systems are interesting objects to better understand stellar formation, to investigate the…

Solar and Stellar Astrophysics · Physics 2023-12-15 T. Vaessen , J. van Roestel

Binary population synthesis calculations and associated predictions, especially event rates, are known to depend on a significant number of input model parameters with different degrees of sensitivity. At the same time, for systems with…

Astrophysics · Physics 2008-11-26 R. O'Shaughnessy , V. Kalogera , K. Belczynski

We present a novel way of modeling common envelope evolution in binary and few-body systems. We consider the common envelope inspiral as driven by a drag force with a power-law dependence in relative distance and velocity. The orbital…

Virtually all close compact binary stars are formed through common-envelope (CE) evolution. It is generally accepted that during this crucial evolutionary phase a fraction of the orbital energy is used to expel the envelope. However, it is…

Common envelope (CE) is an important phase in the evolution of interacting evolved binary systems. The interaction of the binary components during the CE evolution (CEE) stage gives rise to orbital inspiral and the formation of a…

Solar and Stellar Astrophysics · Physics 2019-02-13 Erez Michaely , Hagai B. Perets