Collision of Black Holes Could Uncover the Secret of the Universe

Black holes, one of the biggest mysteries of the universe, seem to keep their mystery for many years. However, according to a study by two astrophysicists from the University of Chicago, we will be able to understand how the universe developed and what it is made of, thanks to the colliding black holes.

to the universe, to celestial bodies and even black holes There are hundreds of theories about how it came to be. Even if studies are carried out in this area for days, months or even years, the data obtained remains so small that it is not possible to reach a conclusion. However, the clearest thing known about black holes and the universe is that they are real.

Black holes are often where information is lost. deep darkness is called. However, as a result of a recent study, scientists may have found a method developed by using the last moments of black holes to tell us the history of the universe. Bride Einstein’s to the theory of gravity Let’s take a closer look at what this work based on is and how it can reveal the secrets of the universe.

‘Spectral siren’ technique could reveal universe’s teenage years

Two astrophysicists from the University of Chicago, in a new study, Hubble constant To measure how fast our universe is expanding, a number called colliding black hole pairs discovered a method on how to use it. This method can help us understand how the universe developed, what it’s made of, and where it’s going.

“Scientists”spectral sirenwith a new method they call ” the universe hard to discover youth years It is thought that details about It is very important to discover the accuracy of the Hubble constant, because with this number, the age, history and structure of the universe can be discovered.

The Hubble constant is calculated using special detectors

Hubble constant

The new study captures the cosmic echoes of black hole collisions. special detectors It shows that there is a new way of calculating the Hubble constant by using the .

If scientists can measure how the signal resulting from the collision changes, then the universe’s teenage years will be as well as expansion rate They claim to be able to calculate For example, current evidence suggests that most black holes detected are between five and 40 times the mass of our sun.

black hole

Ezquiaga, NASA Einstein Postdoctoral Fellow and Research Fellow at the Kavli Institute for Cosmological Physics, “Ywe suddenly measure the masses of nearby black holes and understand their properties, and then we look farther and see how much these black holes have changed, and that gives you a measure of the expansion of the universe” said.

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Researchers are excited because as the capabilities of the tools used in the future increase, the method reaches the “young” years of the universe, which is difficult to study with other methods, that is, approximately. 10 billion years ago It can open a unique window.

Source :
https://scitechdaily.com/spectral-siren-black-hole-collisions-could-help-measure-how-fast-the-universe-is-expanding/


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