银河系中引力透镜与暗物质问题:10年后 (Gravitational microlensing and dark matter problem in our Galaxy: 10 years later)
天体物理学
2017-08-23 v1
摘要
我们阐述了标准透镜理论的基本原理,即考虑银河系中天棍、Magellanic Cloud或其他相邻星系中的透镜星。我们假设引力透镜位于地球观察者与这些星体之间。讨论了透镜事件识别准则。我们还考虑那些不满足这些准则的透镜事件(非对称光度曲线、色度效应、偏振效应)。我们描述了MACHO合作队对Large Magellanic Cloud (LMC)和银河系天棍的观测结果。还介绍了EROS对LMC和OGLE对银河系天棍的观测结果。讨论了未来的透镜搜索计划。
引用
@article{arxiv.astro-ph/0403619,
title = {Gravitational microlensing and dark matter problem in our Galaxy: 10 years later},
author = {Alexander F. Zakharov},
journal= {arXiv preprint arXiv:astro-ph/0403619},
year = {2017}
}
备注
presented as an invited talk at the XI Lomonosov Conference on Elementary Particle Physics (Moscow, August 2003); 10 pages,1 figure, to appear in proceedings of the XI Lomonosov Conference on Elementary Particle Physics, ed. A.I. Studenikin (World Scientific, Singapore)