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利用引力波探测宇宙膨胀历史
摘要 宇宙膨胀历史的信息反映在银河系外天体的距离和红移的关系中。引力波探测允许观测者直接测量引力波源的光度距离,而以电磁波为信使的传统天文观测可以测量引力波源的红移信息,两者结合可以用于探测宇宙的膨胀历史。2017年,LIGO和Virgo利用双中 ...
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