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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

Many aspects of the evolution of stars, and in particular the evolution of binary stars, remain beyond our ability to model them in detail. Instead, we rely on observations to guide our often phenomenological models and pin down uncertain…

Solar and Stellar Astrophysics · Physics 2018-08-22 Robert G. Izzard , Ghina M. Halabi

We first give a short historical overview with some key facts of massive star population synthesis with binaries. We then discuss binary population codes and focus on two ingredients which are important for massive star population synthesis…

Solar and Stellar Astrophysics · Physics 2015-08-19 D. Vanbeveren , N. Mennekens

A review of the basic principles of the population synthesis for binary stars is presented. We discuss the break-up of low and intermediate mass close binaries over different evolutionary scenarios and, as an example, briefly consider…

Astrophysics · Physics 2009-11-10 L. R. Yungelson

Binary interactions lead to the formation of intriguing objects, such as compact binaries, supernovae, gamma ray bursts, X-ray binaries, pulsars, novae, cataclysmic variables, hot subdwarf stars, barium stars, and blue stragglers. To study…

Solar and Stellar Astrophysics · Physics 2020-11-11 Zhanwen Han , Hongwei Ge , Xuefei Chen , Hailiang Chen

Binary stars are common and it is necessary to model stellar populations using binary stars. We introduce a method to model binary-star stellar populations quickly. The method can also be used to model single-star stellar populations. The…

Solar and Stellar Astrophysics · Physics 2013-02-04 Zhongmu Li

The current state-of-the-art of population synthesis is reviewed. The field is currently undergoing major revisions with the recognition of several key processes as new critical ingredients. Stochastic effects can artificially enhance or…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-03 Claus Leitherer , Sylvia Ekstrom

We briefly describe different astrophysical applications of a population synthesis method. In some details we discuss the population synthesis of close binary systems and of isolated neutron stars.

Astrophysics · Physics 2008-11-26 S. B. Popov , M. E. Prokhorov

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 , .

In this paper we present a brief overview of population synthesis methods with a discussion of their main advantages and disadvantages. In the second part, we present some recent results from synthesis models of close binary compact objects…

Astrophysics · Physics 2015-05-20 V. Kalogera , K. Belczynski

Knowledge of the binary population in stellar groupings provides important information about the outcome of the star forming process in different environments. Binarity is also a key ingredient in stellar population studies and is a…

In stellar astrophysics, the technique of population synthesis has been successfully used for several decades. For planets, it is in contrast still a young method which only became important in recent years because of the rapid increase of…

Earth and Planetary Astrophysics · Physics 2018-12-05 Christoph Mordasini

The basic assumptions behind Population Synthesis and Spectral Evolution models are reviewed. The numerical problems encountered by the standard population synthesis technique when applied to models with truncated star formation rates are…

Astrophysics · Physics 2007-05-23 Gustavo Bruzual A

The stellar population synthesis in unresolved composite objects is a very tricky problem. Indeed, it is a degenerate problem since many parameters affect the observables. The stellar population synthesis issue thus deserves a deep and…

Astrophysics · Physics 2009-11-10 J. Moultaka

We have constructed a new code to produce synthetic spectra of stellar populations that includes massive binaries. We have tested this code against the broadband colours of unresolved young massive stellar clusters in nearby galaxies, the…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 John J. Eldridge , Elizabeth R. Stanway

Comparison with artificial galaxy models is essential for translating the incomplete and low signal-to-noise data we can obtain on astrophysical stellar populations to physical interpretations which describe their composition, physical…

Astrophysics of Galaxies · Physics 2020-05-06 Elizabeth R. Stanway

Space-based photometry has substantially increased the number of pulsating stars found in binary systems by more than four orders of magnitude. Combined with high-resolution spectroscopy, high-precision photometry offers model-independent…

Instrumentation and Methods for Astrophysics · Physics 2025-12-18 Ema Šipková , Alex Kemp , Dario Fritzewski , Andrew Tkachenko , Dominic M. Bowman , Conny Aerts , Jasmine Vrancken

Models of population synthesis for the Galaxy have been developed in order to understand galactic structure and evolution. They allow to test scenarii of evolution by comparisons between model predictions and observed distributions.…

Astrophysics · Physics 2009-10-22 A. C. Robin

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

Knowledge of the binary population in stellar groupings provides important information about the outcome of the star forming process in different environments (see, e.g., Blaauw 1991, and references therein). Binarity is also a key…

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