It resets an “old” universe and starts a whole new one. So inflation proposes that at least a small patch of this repulsive gravity material existed in the early universe. No, these are distinct phenomena that are only marginally related. Summary Cosmic inflation is so widely accepted that it is often taken as established fact. It resets an “old” universe and starts a whole new one. Guth’s model also explains the origins of the large-scale structure of the universe – before inflation there are quantum fluctuations in the very early universe, which then get magnified to macroscopic size and become the sites where galaxies, and clusters of galaxies, form. Inflation is an extreme accelerated expansion at very early time. (2020, May 25). During inflation, the size of the universe increases in an exponential way—it increases e 60 times or more in an extremely short time—and the densities of various physical quantities go to zero. But some of the theory’s creators, including the author, are having second thoughts. Aftermath of cosmic inflation. - Fusion during the universe's first five minutes produced 75% hydrogen and 25% helium (by mass). During inflation, the size of the universe increases in an exponential way—it increases e 60 times or more in an extremely short time—and the densities of various physical quantities go to zero. - The cosmic microwave background is radiation left over from the Big Bang. - Large-scale structure grew around density variations present in the early universe. Unusual galaxy set to prompt rethink on how structures in the universe … Inflation is an extreme accelerated expansion at very early time. Inflation. Instead, the defining trait of inflation is its relentlessness. This early universe is though to have expanded rapidly although we are unable to see it as light wouldn't have existed until about 380,000 years later. Inflation stretches any initial curvature of the 3-dimensional universe to near flatness. A universal balloon. After cosmic inflation ends, the universe is filled with a hot quark–gluon plasma, the remains of reheating. The idea is that the geometry and uniformity of the cosmos were established during an intense early growth spurt. But the defining trait of inflation isn’t its rapidity, since, after all, the early stages of the hot Big Bang may be just as rapid. The very early universe went through a period of inflation, where the universe rapidly expanded Inflation solved the horizon and flatness problems. The idea is that in the very early universe (the first microsecond) the subnuclear particles that later made up the protons and neutrons existed in a free state as a quark-gluon plasma. Cosmic inflation The discovery of gravitational waves in the echo of the Big Bang lends support to the inflation model of cosmology The polarisation of the cosmic microwave background radiation – the “afterglow” of the big bang – suggests the presence of gravitational waves, according to the team analysing data from the BICEP2 telescope.

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