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Browsing by Author "King, J.R."
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Beryllium Abundances in Halo Stars from Keck/HIRES Observations
Boesgaard, A.M.; Deliyannis, C.P.; King, J.R.; Ryan, Sean G.; Vogt, S.; Beers, T.C. (1999)We have determined the abundance of Be in stars with an array of metal abundances in order to enhance our understanding of the chemical evolution of the Galaxy, cosmic-ray theory, and cosmology. Observations of the Be II ... -
Boron in the very metal-poor star BD-13 3442
Duncan, D.K.; Rebull, L.M.; Primas, F.; Boesgaard, A.M.; Deliyannis, C.P.; Hobbs, L.M.; King, J.R.; Ryan, Sean G. (1998)The Goddard High Resolution Spectrograph (GHRS) of the Hubble Space Telescope (HST) has been used to observe the boron 2500 °A region of BD −13 3442. At a metallicity of [Fe/H]=−3.00 this is the most metal- poor star ever ...