中文

无粘性薄吸积盘中定常吸积解的线性扰动

天体物理学 2016-08-30 v4

摘要

本文研究了线性扰动对无粘性薄吸积盘中定常吸积解的影响,已有论证认为,扰动技术表明所有可能的吸积解类都稳定。驱动势的选择是牛顿势还是伪牛顿势,并不会特别影响建立解稳定性的论证。随后,有人推测,在选择特定解时,采用基于更物理性准则的非扰动技术(如在球对称吸积中选择跨音速解的方法),会对特定支路的选择提供更有结论性的指示。

关键词

引用

@article{arxiv.astro-ph/0212515,
  title  = {Linearized perturbation on stationary inflow solutions in an inviscid and thin accretion disc},
  author = {Arnab K. Ray},
  journal= {arXiv preprint arXiv:astro-ph/0212515},
  year   = {2016}
}

备注

7 pages. Includes an additional treatment on the perturbation as a travelling wave. Minor alterations have been made in the version published in MNRAS. Some typos in equations have been corrected