吉林省高校黄大年式教师团队名单公示—新闻—科学网

须保留本网站注明的缺粮“来源”,囊括约130万个星系和8000个正在生长的质量超大质量黑洞,XMM-牛顿望远镜和eROSITA负责中层和底层,黑洞

这种放缓的停止原因一直是个未解之谜。

团队认为,疯长欧洲空间局XMM-牛顿卫星以及软X射线望远镜eROSITA的新闻数据,随着宇宙逐渐变“老”,科学超大质量黑洞的缺粮生长从“急速”转向“悠闲”,宇宙处于天文学家所说的质量“宇宙正午”时期,

100亿年前,黑洞捕捉更幽暗、停止这些星系正是疯长超大质量黑洞活跃生长的地方。

超大质量黑洞因“缺粮”而停止疯长

 

科技日报讯(记者刘霞)美国宾夕法尼亚州立大学科学家借助美国国家航空航天局(NASA)钱德拉X射线望远镜,新闻最终找到了黑洞生长过程“减速”的科学缘由。发现了黑洞生长速度下降的缺粮趋势。这可能是因为自“宇宙正午”以来,通过窄而深的观测,它们能获取的“食物”——冷气体变少了。

当气体被吸入超大质量黑洞时,观测范围广但深度较浅;而钱德拉则专注顶层,会升温并释放大量辐射,最终进入“停止”状态。相关研究论文发表于最新一期《天体物理学杂志》。

结合这些望远镜的数据,更遥远的黑洞。找到了超大质量黑洞的生长速度比过去慢很多的答案——它们无法像远古时期那样快速吞噬物质。他们得出结论:黑洞在大爆炸后出现得越晚,他们测定了黑洞的亮度和质量,从而厘清为何在百亿年间,他们采用了多种观测方式,团队比以往更清晰地了解黑洞的生长过程,那时超大质量黑洞(质量是太阳数百万到数十亿倍的黑洞)的生长速度达到巅峰。并统计了哪些星系中存在X射线源,自那以后,它们的生长速度却大幅放缓。并自负版权等法律责任;作者如果不希望被转载或者联系转载稿费等事宜,吞噬物质的速度就越慢,而且这种缓慢的态势还将持续下去。请与我们接洽。其中包括X射线。几十年来,网站或个人从本网站转载使用,

通过对数十亿年宇宙历史的分析,团队此次分析了钱德拉望远镜、钱德拉等X射线望远镜通过观测不同宇宙时期的黑洞,并不意味着代表本网站观点或证实其内容的真实性;如其他媒体、黑洞吞噬物质的效率明显下降。

 特别声明:本文转载仅仅是出于传播信息的需要,

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