About the adventures of a hadron in matter Initially the hadron will fly in the substance without incident, just ripping electrons from orbits on its way if this is a charged hadron, such as a proton or pion. But when … Continue reading
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About sophisticated stuffing of elementary particle with a hadron charge inside Well, at first they thought protons and neutrons that make up nuclei of atoms of matter are indivisible particles. That’s why they call them fundamental, but when in 1968 … Continue reading
How it cooled down what couldn’t be hotter Immediately after the Big Bang, the universe was a hot and dense mixture of actively interacting quarks and leptons. In a second, their density and kinetic energy, i.e., their temperature dropped so … Continue reading