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Solar system abundances

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?*?. ? ... ????? ? ??????? ? ? ?P? ???????????????????? ? ? ???'?'???????????????????? ????? ... A B C D E F G H I J K L M N O w U V W X Y Z [ ] ^ _ ` ... – PowerPoint PPT presentation

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Title: Solar system abundances


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Solar system abundances (A.G.W. Cameron, 1982)
reflect nuclear properties and stellar
environment(s) note odd-even staggering and
abundance peaks (more to come)
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14N(p,?)15O
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extrapolate to stellar energies
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An interesting case (and my favorite nucleus) -
26Al
(check out Roland Diehls web page)
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6.35 s
7.2 x 105 y
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Quasi-equilibrium clusters and approach to
equilibrium
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Important feature is interplay of
timescales ?burning vs. ?nuclear vs. ?equil
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