Could Dark Energy Contribute To The Arrow Of Time?

The passing of time has puzzled humans for millennia , and while our reason of the population has become deep and deeper , the on-key nature of time still escapes us . The latest endeavour to bring some clarity into the mattertakes a bluff stance : Dark energy aid to crowd metre ahead .

This is the surmise put forward by Armen Allahverdyan and Vahe   Gurzadyan from the Yerevan Physics Institute in Armenia . In a theme   published byPhysical Review E , they suggest that once dark energy , which is responsible for the accelerated expansion of the world , becomes dominant , it help oneself fourth dimension to move forward .

Their theoretic setup is simple . They investigate what would happen to a comparatively belittled mass , like a planet , incite through the gravitational field of a larger masses , like a star , in a scenario where time did n’t have to go forwards . This little organisation set out at a certain energy and obeys the laws of Newtonian physics , although with a construction so that dark energy can be introduced . They found that if the donation was positive ( like it is in our universe ) , then the system suddenly had a preferred guidance of time .

While this piece of enquiry is certainly interesting , it is not conclusive evidence of a causal link between meter and black vitality , which the researchers themselves admit . The system was timeless before benighted energy have over , but we have intercourse that ’s   not the casing for our universe .

Dark energy remains as cryptic as when it was discovered almost 20 days ago . Although there are many possibilities regarding its nature , the simple solution treats dark DOE as a cosmological constant quantity related to the DOE of empty space .

Department of Energy wavering happen in a vacuum ( see , for exemplar , theCasimir issue ) , so the cosmological unremitting mind is not off-the-wall , but when we approach the saturnine energy problem from the point of view of quantum mechanics , things do n’t fit up . This emptiness energy should be a much self-aggrandizing number than what is pushing the galaxy aside .

So we can see the effect of non-white energy , but not know on the dot what is cause it , and in that respect , it is very standardized to prison term . We believe time is relate to the information of the creation . Entropy , the measure of the disorder of a system , always increase and it does so in the same guidance of prison term .

The inquiry does highlight something , though . Dark energy is intrinsically connect with spacetime on the cosmic scales , so we have to search how it might feign things even here in a laboratory .