Element larger than galaxy in the universe?
Each neutrino (the oldest molecule smaller than an atom) can contain a space larger than thousands of galaxies, according to new simulations.
Each neutrino (the oldest molecule smaller than an atom) can contain a space larger than thousands of galaxies, according to new simulations.
The neutrino particles as we know them today are formed from nuclear reactions or radioactive decay.
According to quantum mechanics theory, the size of a molecule like neutrino is defined as a series of torsion of positions that can exist. We can only detect these particles when they react to another matter, such as an atom, and collapse the sequence, leaving only a single point of space and time.
For recently created neutrinos, the ranges where they exist are extremely small.
But through nearly 13.7 billion years of cosmic history, neutrinos have expanded with the expansion of the universe, making the regions where they exist grow bigger.
'Small' physics
Neutrinos are not charged, and their size is so small that humans cannot measure accurately.
This means that neutrinos can fly through ordinary matter at nearly the speed of light and do not cause any effect on that matter.
Most neutrinos that affect the Earth come from the sun. There are millions of solar neutrinos moving across a person every second.
While trying to calculate the mass of neutrinos, Dr. Fuller and student Chad Kishimoto discovered that, when the universe expanded, the space-time structure of the ancient neutrinos was pulled and pulled, making the neutrino ranges are spread out with many times larger than before.
These large ranges may still remain intact because neutrinos move through most of the universe's material, according to a paper published by Physical Review Letters, published May 22.
Every day billions of particles smaller than atoms are called neutrinos from the Sun rushing towards Earth.These particles are not charged, have very small masses, move close to the speed of light, making it difficult to detect them.In May 2009 astronomers studied the mass of neutrino particles that received the oldest particles that could have been stretched under the expansion of the universe so that each particle could contain a larger space than the thousand galaxies.(Photo: Joe Stancampiano / NGS)
An open question is whether gravity - such as traction from an entire galaxy, for example - can it force a megneutrino to collapse into a single point?
'Quantum mechanics tends to describe the universe according to the smallest size model, and now we are asking how it will work if we follow the largest size model in the universe?
'We are talking about something that has never been discovered before.'
According to physicist Adrian Lee of the University of California at Berkeley, who is not involved in the study, "gravity is a field of practice today that we don't really understand."
'These neutrinos may be the way to discover something deeper than our understanding of gravity.'
Follow the galaxy?
But the answer to these questions ultimately depends on finding the predicted meganeutrinos.
Although they should be popular in the strange universe, the relic neutrino particles now only have about 1 / 10,000 energy of neutrino particles produced by the sun.
'This makes it almost impossible to detect relic neutrinos directly, at least with the tools available on Earth,' said study author Fuller.
However, the fact that there are so many relics, combined with each other, creates a significant gravitational pull - 'enough to become an important force for the whole universe,' Fuller added.
Dark matter, for example, has never been observed directly. But astrophysicists have found evidence that dark matter exists based on its impact on conflicting galaxies.
'So with looking at the development of structures in the universe,' Fuller said. "You can detect relational neutrinos by their gravity."
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