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Beyond the Iron Peak: r- and s-process Elemental Abundances in Stars with Planets
(2008)
We present elemental abundances of 118 stars (28 of which are known extrasolar planetary host stars) observed as part of the Anglo-Australian Planet Search. Abundances of O, Mg, Cr, Y, Zr, Ba, Nd, and Eu (along with ...
Hypervelocity Stars: Young and Heavy or Old and Light?
(Astronomical Society of the Pacific, 2008)
The first three hyper-velocity stars (HVS) unbound to the Galaxy were serendipitously discovered in 2005. The only suggested origin of hyper-velocity stars is the Galactic Centre as it hosts a super-massive black hole ...