Nuclear Burning Lecture Notes

73mev q 4583mev silicon burning and beyond february 13

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Unformatted text preview: 3MeV 16 O + 16O 32 Si 32 Si 32 Si 32 Si ! ! ! ! ! 32 Si + 31 P+n 31 S+p 28 Si + ↵ 24 Mg + 2↵ , , , , , Q (MeV) 16.541 7.677 1.453 9.593 0.393 Neon disintegraOon Neon disintegration 20 Ne + ! 20 Ne + ↵ ! 2 20Ne + February 13, 2014 ! 16 O+↵ 24 Mg + , Q= 16 , O + 24Mg + ASTR 5420 4.73MeV Q = 4.583MeV Silicon burning and beyond February 13, 2014 ASTR 5420 February 13, 2014 ASTR 5420 February 13, 2014 ASTR 5420 February 13, 2014 ASTR 5420 s- and r- processes February 13, 2014 ASTR 5420 Stable nuclei February 13, 2014 ASTR 5420 Stable nuclei February 13, 2014 ASTR 5420 s- process and r- process s- process r- process neutron capture Ome is greater than beta neutron capture Ome is less than beta decay Ome decay Ome Add neutrons one by one. If nucleus is stable, it stays there. If unstable, beta decay to a stable nucleus lots of neutrons added at once, beta- decay to stable nuclei Occurs in m...
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