Stellar Alchemy: Genesis of Heavy Elements -Anna Frebel, Massachusetts Institute of Technology from gyr Watch Video
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⏲ Duration: 13 min 35 sec ✓ Published: 17-Sep-2013
Description: Stellar Alchemy: Genesis of Heavy ElementsnAnna Frebel, Massachusetts Institute of TechnologynnThe first billion years after the Big Bang led to the rise of the chemical elements in the universe. In the primordial universe, elements heavier than hydrogen and helium were forged in the very massive first stars and dispersed into space during their subsequent supernova explosions. Since then stars have formed from gas that was enriched in elements such as carbon or iron, and with every stellar gene
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