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Related papers: Compact Object Modeling with the StarTrack Populat…

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With the increasing number of exoplanets discovered, statistical properties of the population as a whole become unique constraints on planet formation models provided a link between the description of the detailed processes playing a role…

Earth and Planetary Astrophysics · Physics 2015-06-18 W. Benz , S. Ida , Y. Alibert , D. N. C. Lin , C. Mordasini

Modeling binary star populations is critical to linking the theories of star formation and stellar evolution with observations. In order to test these theories, we need accurate models of observable binary populations. The Kepler Eclipsing…

Solar and Stellar Astrophysics · Physics 2021-03-24 Mark Wells , Andrej Prša

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

In this chapter we discuss the population and spectral synthesis of stellar populations. We describe the method required to achieve such synthesis and discuss examples where inclusion of interacting binaries are vital to reproducing the…

Solar and Stellar Astrophysics · Physics 2020-06-15 J. J. Eldridge , Elizabeth R. Stanway

We use a Monte Carlo binary synthesis code to model the formation and evolution of neutron star systems including high-mass X-ray binaries, low-mass X-ray binaries, double neutron star systems and radio pulsars. Our focus is on the…

Astrophysics · Physics 2009-10-30 Chris Fryer , Adam Burrows , Willy Benz

The recent release of the second Gravitational-Wave Transient Catalog (GWTC-2) has increased significantly the number of known GW events, enabling unprecedented constraints on formation models of compact binaries. One pressing question is…

High Energy Astrophysical Phenomena · Physics 2021-04-28 Kaze W. K. Wong , Katelyn Breivik , Kyle Kremer , Thomas Callister

The planetary population synthesis method aims at comprehensively testing planet formation theories against observational evidence and providing theoretical sets of planets to help interpret observations and inform instrument development.…

Earth and Planetary Astrophysics · Physics 2024-10-02 Remo Burn , Christoph Mordasini

Stellar population synthesis is a crucial methodology in astrophysics, enabling the interpretation of the integrated light of galaxies and stellar clusters. By combining empirical and/or theoretical libraries of the spectral energy…

Instrumentation and Methods for Astrophysics · Physics 2025-07-30 Pablo Corcho-Caballero , Yago Ascasibar , Daniel Jiménez-López

Binaries that contain a hot subdwarf (sdB) star and a main sequence companion may have interacted in the past. This binary population has historically helped determine our understanding of binary stellar evolution. We have computed a grid…

Solar and Stellar Astrophysics · Physics 2015-06-03 Drew Clausen , Richard A Wade , Ravi kumar Kopparapu , Richard O'Shaughnessy

We use the well tested StarTrack binary population synthesis code to examine the properties of the population of compact object binaries. We calculate the distribution of masses and mass ratios taking into account weights introduced by…

Astrophysics · Physics 2009-11-10 T. Bulik , D. Gondek-Rosinska , K. Belczynski

Compact object mergers are possible progenitors of short bursts. We analyze properties of compact object mergers using the StarTrack population synthesis code, and find that the double neutron star population is dominated by short lived…

Astrophysics · Physics 2007-05-23 T. Bulik , K. Belczynski

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 construct a new formulation that allows efficient exploration of steady-state accretion processes onto compact objects. Accretion onto compact objects is a common scenario in astronomy. These systems serve as laboratories to probe the…

High Energy Astrophysical Phenomena · Physics 2023-09-06 Kaho Tse , Alexander Heger , Ryosuke Hirai , Duncan K. Galloway

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

[abridged] The galactic field's late-type stellar single and binary population is calculated on the supposition that all stars form as binaries in embedded star clusters. A recently developed tool (Marks, Kroupa & Oh) is used to evolve the…

Astrophysics of Galaxies · Physics 2015-05-30 Michael Marks , Pavel Kroupa

Compact object binaries (a black hole or a neutron star orbiting a non-degenerate stellar companion) are key to our understanding of late massive star evolution, in addition to being some of the best probes of extreme gravity and accretion…

Instrumentation and Methods for Astrophysics · Physics 2023-06-30 P. Gandhi , C. Dashwood Brown , Y. Zhao , K. El-Badry , T. J. Maccarone , C. Knigge , J. Anderson , M. Middleton , J. C. A. Miller-Jones

We developed a new population synthesis code for groups of massive stars, where we model the emission of different forms of energy and matter from the stars of the association. In particular, the ejection of the two radioactive isotopes…

Astrophysics of Galaxies · Physics 2015-05-13 R. Voss , R. Diehl , D. H. Hartmann , M. Cervino , J. S. Vink , G. Meynet , M. Limongi , A. Chieffi

We perform a systematic study of merging black hole (BH) binaries with compact star (CS) companions, including black hole--white dwarf (BH--WD), black hole--neutron star (BH--NS) and black hole--black hole (BH--BH) systems. Previous studies…

High Energy Astrophysical Phenomena · Physics 2021-10-27 Yong Shao , Xiang-Dong Li

The work presented here examines populations of double compact binary systems and tidally enhanced collapsars. We make use of BINPOP and BINKIN, two components of a recently developed population synthesis package. Results focus on…

Astrophysics of Galaxies · Physics 2015-05-18 Paul Kiel , Jarrod Hurley , Matthew Bailes

The physical properties of galaxies are encoded within their spectral energy distribution and require comparison with models to be extracted. These models must contain a synthetic stellar population and, where infrared data is to be used,…

Astrophysics of Galaxies · Physics 2022-06-22 G. T. Jones , E. R. Stanway , A. C. Carnall