In-depth analysis of evolving binary systems that produce nova eruptions

被引:9
作者
Hillman, Yael [1 ]
机构
[1] Ariel Univ, Dept Phys, POB 3, IL-4070000 Ariel, Israel
关键词
(stars:) binaries (including multiple): close; (stars:) novae; cataclysmic variables; (stars:) white dwarfs; transients: novae; CLASSICAL NOVAE; MASS-TRANSFER; WHITE-DWARFS; CNO ABUNDANCES; LIGHT CURVES; PERIOD GAP; EVOLUTION; OUTBURSTS; MODELS; DIFFUSION;
D O I
10.1093/mnras/stab1615
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
This study is the direct continuation of a previous work performed by Hillman et al., where they used their feedback dominated numerical simulations to model the evolution of four initial models with white dwarf (WD) masses of 0.7 and and red dwarf (RD) masses of 0.45 and from first Roche lobe contact of the donor RD, over a few times 10(9) yr, until the RD was eroded down to below . This study presents an in-depth analysis of their four models complimented by three models with a higher WD mass of , one of which comprises an oxygen-neon (ONe) core. Common features were found for all seven models on a secular time-scale as well as on a cyclic time-scale. On the other hand, certain features were found that are strongly dependent either on the WD or the RD mass but are indifferent to the other of the two. Additionally, a model with a WD composed of an ONe core was compared with its corresponding carbon oxygen (CO) core WD model and found to have a significant impact on the heavy element abundances in the ejecta composition.
引用
收藏
页码:3260 / 3272
页数:13
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