[Translation] Ask Ethan No. 76: the very early universe

What happened when it was so hot that matter and antimatter were formed spontaneously?

From the special theory of relativity implies that mass and energy are different manifestations of the same concept to the average mind is unfamiliar.

— Albert Einstein

Every week you have the opportunity to send questions and comments to become the star of our daily column. This week we are transported to the earliest stages of the Big Bang thanks to Wayne king, who asks:

There is a period about which we know little, is a period of annihilation of particles and antiparticles. Whether it was “matter” in the sense of protons and positrons? And what happened to the neutrons? Or was it some form of condensed energy from the field of quantum chromodynamics? As she appeared? If anything in the process of annihilation? How much energy was allocated, and where did it go?

Most authors are limited to just General replies, describing the subject.

What interprets Wayne? Let’s start with the current state of the Universe, and press “rewind” back.

Today the universe is filled with stars associated to giant galactic structure and large scale – in groups, clusters, and overlapped strands. In the part that we can observe, there are at least a hundred billion galaxies are scattered at distances in the tens of billions of light years.

But as the universe became like this? It was expanding from a more dense, compressed, homogeneous and hot state. Now everything is so far dispersed, as the universe was expanding a very long time.
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Translated by Yandex Translate