Cosmological phase transition - PowerPoint PPT Presentation

Phase transitions in the early universe

Phase transitions in the early universe. Cosmological phase transition…. …when the universe cools below 175 MeV 10 -5 seconds after the big bang. Quarks and gluons form baryons and mesons before: simply not enough volume per particle available. Heavy ion collision.

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1.36k views • 80 slides

Has the critical temperature of the QCD phase transition been measured ?

Has the critical temperature of the QCD phase transition been measured ?. Heavy ion collision. Yes !. 0.95 T c &lt; T ch &lt; T c not : “ I have a model where T c ≈ T ch “ not : “ I use T c as a free parameter and find that in a model simulation it is

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634 views • 48 slides

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