bn:03186814n
Noun Concept
Categories: Big Bang, Physical cosmology stubs, Physical cosmology
EN
hadron epoch  Hadron era
EN
In physical cosmology, the hadron epoch started 20 microseconds after the Big Bang. Wikipedia
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EN
In physical cosmology, the hadron epoch started 20 microseconds after the Big Bang. Wikipedia
Period in the evolution of the early universe Wikidata
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