至于「Hubble tension」是国外学界对相关问题的常用表述,据说[3]是化用「高血压」(hypertension)一词,...
Hubble tension或者Hubble trouble,我们将它翻译成哈勃常数疑难。 我们通过测量宇宙的距离,进而确定宇宙学模型的各种参数,如Hubble常数。而测量宇宙学距离有以下几种手段: 标准烛光:造父变星、Ia型超新星、红巨星尖(TRGB)等, 标准尺:重子声波振荡的声视界, 标准汽笛:引力波。 还有其他的方法,例如利用的引力透镜时间延...
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So far, in modern cosmology, there are two main problems about the background evolution of the universe, i.e., the nature of dark energy (DE) and the Hubble constant (H0) tension. Further understanding and explorations of them will be very important for possible new physics. It has been...
Although these new results do not directly resolve the Hubble tension, they do hint at one potential solution: the need to revise the ΛCDM model. The measurements also allow constraints to be placed on the acceleration of the universe, which depends on the dark-energy equation of state, w....
将Hubble tension和海森堡不确定性原理联系起来 将Hubble tension和海森堡不确定性原理联系起来 这个联系也真够牵强的
Perhaps the greatest and most frustrating mystery in cosmology is the Hubble tension problem. Put simply, all the observational evidence we have points to a universe that began in a hot, dense state, and then expanded at an ever-increasing rate to become the universe we see today. Every ...
Two kinds of U (1)X scenarios have been considered so far in the literature to address the Hubble tension problem and/or the excess in Neff at CMB: U (1)μ−τ [6] and more recently with U (1)B−L [7]. However, there exist several other well motivated U (1)X models (...
所谓的“Hubble tension”既不是观测设备精度不够,也不是科学家的计算出现误差,而是根本就不存在哈勃...
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