Gustavo Y. Chinen

ORCID: 0009-0009-4458-8268
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About
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Research Areas
  • Gamma-ray bursts and supernovae
  • Geophysics and Gravity Measurements
  • Pulsars and Gravitational Waves Research
  • Radio Astronomy Observations and Technology
  • Stellar, planetary, and galactic studies
  • Astrophysics and Cosmic Phenomena
  • Galaxies: Formation, Evolution, Phenomena

Universidade de São Paulo
2023-2025

ABSTRACT The population of compact objects both Galactic and extragalactic can now be studied verified observationally with increasing efficiency, the latter thanks to detection object mergers through gravitational waves. formation channels merging binaries are, however, not yet fully understood, may even vary over cosmic time. We address this problem a synthesis approach, including BOSSA, new initial sampling code, deal variation conditions evaluate its consequences.

10.1002/asna.20250018 article EN Astronomische Nachrichten 2025-02-24

Matter at ultra-high densities finds a physical realization inside neutron stars. One key property is their maximum mass, which has far-reaching implications for astrophysics and the equation of state ultra dense matter. In this work, we employ Bayesian analysis to scrutinize mass distribution threshold galactic We compare two distinct models assess impact assuming uniform most important quantity, cosine orbital inclination angles (i), been common practice in previous analyses. This...

10.3390/universe10010003 article EN cc-by Universe 2023-12-21

We address in this work the nature and evolution of long-period compact star sources, which has recently added several unexpected members. The central hypothesis is that particle winds drive their evolution, being an important factor for these relatively old sources. show consistency picture remark some unsolved problems caveats within it.

10.48550/arxiv.2402.06866 preprint EN arXiv (Cornell University) 2024-02-09

Matter at ultra-high densities finds a physical realization inside neutron stars. One key property is their maximum mass, which has far-reaching implications for astrophysics and the equation of state ultra dense matter. In this work, we employ Bayesian analysis to scrutinize mass distribution threshold galactic We compare two distinct models assess impact assuming uniform most important quantity, cosine orbital inclination angles ($i$), been common practice in previous analyses. This...

10.48550/arxiv.2312.13244 preprint EN cc-by arXiv (Cornell University) 2023-01-01
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