论文标题

暗物质和暗能量的替代方法:超流真空理论中的比例依赖性重力

An alternative to dark matter and dark energy: Scale-dependent gravity in superfluid vacuum theory

论文作者

Zloshchastiev, Konstantin G.

论文摘要

我们得出了有效的引力电位,该电势是由自我赋予构型物理真空的量子波函数引起的,而真空本身被视为对数量子波方程所描述的超流体。我们确定重力具有多个尺度模式,以至于可以区分牛顿次,牛顿,银河系,外层面和宇宙学术语。其中的最后一个主要在模型的最大长度尺度上占主导地位,其中超流真空吸引了渐近的Friedmann-Lemaitre-Robertson-Walker-Walker型时空,为宇宙的加速扩张提供了解释。该模型描述了不同类型的扩展机制,可以使用不同的方法来解释哈勃常数测量之间的差异。在银河系上,我们的模型解释了银河旋转曲线的非胜地行为,以及为什么它们的轮廓可以根据星系而变化。它还对在较大银河系和层外尺度上的重力行为做出了许多预测。我们演示了旋转曲线的行为如何随距引力中心的距离而变化,从银河系尺度到元层面尺度:平方的轨道速度的剖面从开普勒式到平坦,然后再到非纤维。因此,预计在大型螺旋星系的外部区域将看到渐近的非平板状态。

We derive an effective gravitational potential, induced by the quantum wavefunction of a physical vacuum of a self-gravitating configuration, while the vacuum itself is viewed as the superfluid described by the logarithmic quantum wave equation. We determine that gravity has a multiple-scale pattern, to such an extent that one can distinguish sub-Newtonian, Newtonian, galactic, extragalactic and cosmological terms. The last of these dominates at the largest length scale of the model, where superfluid vacuum induces an asymptotically Friedmann-Lemaitre-Robertson-Walker-type spacetime, which provides an explanation for the accelerating expansion of the Universe. The model describes different types of expansion mechanisms, which could explain the discrepancy between measurements of the Hubble constant using different methods. On a galactic scale, our model explains the non-Keplerian behaviour of galactic rotation curves, and also why their profiles can vary depending on the galaxy. It also makes a number of predictions about the behaviour of gravity at larger galactic and extragalactic scales. We demonstrate how the behaviour of rotation curves varies with distance from a gravitating center, growing from an inner galactic scale towards a metagalactic scale: a squared orbital velocity's profile crosses over from Keplerian to flat, and then to non-flat. The asymptotic non-flat regime is thus expected to be seen in the outer regions of large spiral galaxies.

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