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Cataclysmic variables in Globular clusters: First results on the analysis of the MOCCA simulations database

2016/07/26 by Diogo Belloni, Mirek Giersz, Belloni, Diogo +5
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics of Galaxies (astro-ph.GA) #FOS: Physical sciences #Scientific Research and Discoveries #Stellar, planetary, and galactic studies #astro-ph.GA

paper · pdf · doi:10.48550/arxiv.1607.07632

4 pages, 3 figures. Presented at the MODEST 16/Cosmic Lab conference in Bologna, Italy, April 18-22 2016. To be pusblished in Mem. S. A. It. Conference Series

arxiv created 2016/07/26 · openalex publication_date 2016/07/26 · arxiv updated 2016/07/27 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

In this first investigation of the MOCCA database with respect to cataclysmic variables, we found that for models with Kroupa initial distributions, considering the standard value of the efficiency of the common-envelope phase adopted in BSE, no single cataclysmic variable was formed only via binary stellar evolution, i. e., in order to form them, strong dynamical interactions have to take place. Our results also indicate that the population of cataclysmic variables in globular clusters are, mainly, in the last stage of their evolution and observational selection effects can change drastically the expected number and properties of observed cataclysmic variables.

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