Causal viscosity in global dynamics of advection-dominated accretion flows around black holes
文献类型:期刊论文
作者 | Gu Weimin2; Lu Jufu1 |
刊名 | Chinese Physics Letters
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出版日期 | 2000 |
卷号 | 17期号:2页码:151 |
ISSN号 | 0256-307X |
英文摘要 | We modify the viscosity to disappear inside the sonic point in the advection-dominated accretion hows (ADAF's) around black holes, and obtain the causally connected, physically self-consistent ADAF-thin disk solutions. Such global solutions differ from previous ones in quantitative details. The results show that the range of variation for the value of the outer boundary R-out is very large, from 30R(g) to 10(6)R(g). There is a narrow region for which the rotating motion of the how is super-Keplerian in each global solution. An example global solution with the causal viscosity is given explicitly, for which R-s = 2.28R(g) and j = 1,7564(cR(g)). |
语种 | 英语 |
源URL | [http://ir.bao.ac.cn/handle/114a11/38945] ![]() |
专题 | 中国科学院国家天文台 |
作者单位 | 1.中国科学院国家天文观测中心 2.中国科学技术大学 |
推荐引用方式 GB/T 7714 | Gu Weimin,Lu Jufu. Causal viscosity in global dynamics of advection-dominated accretion flows around black holes[J]. Chinese Physics Letters,2000,17(2):151. |
APA | Gu Weimin,&Lu Jufu.(2000).Causal viscosity in global dynamics of advection-dominated accretion flows around black holes.Chinese Physics Letters,17(2),151. |
MLA | Gu Weimin,et al."Causal viscosity in global dynamics of advection-dominated accretion flows around black holes".Chinese Physics Letters 17.2(2000):151. |
入库方式: OAI收割
来源:国家天文台
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