Friday, December 12, 2014

Scientists may have found evidence for the existence of dark matter – RIA Novosti

MOSCOW, December 12 – RIA Novosti. European scientists have discovered an atypical emission of photons in the cosmic X-rays and suggested that it may be an indication of the existence of mysterious dark matter particles, the results of their research will be published in Physics Physical Review Letters in mid-December.

A team of researchers led by Oleg Ruchayskogo, scientists from EPFL, and Leiden University Professor Alexey Boyarsky, by analyzing X-rays emitted by the two celestial objects – a galaxy cluster in Perseus and Andromeda galaxy, found a surprising anomaly that can not be explained by errors in the measurement. Caught signal was weak photon emission atypical, which can not be attributed to the emission of any known forms of matter.

“If this discovery is confirmed, it could lead to the construction of new telescopes specially designed for the study of signals from particles dark matter. We’ll know where to look, to trace the dark structures in space, and will be able to reconstruct the history of the formation of the universe, “- said Alexey Boyarsky.

Dark matter – a common name objects in the Universe, inaccessible to direct observations modern astronomical means, but indirectly observable due to gravitational effects that they have on the visible objects in the universe. The existence of dark matter is not directly proven, there is only indirect prerequisites, pointing to the possibility of its presence. According to preliminary calculations, the mass of the dark matter is about 80 % of the mass of the universe.

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