Magnesium Isotope Ratios in Hyades Stars

Yong, David; Lambert, D.L.; Prieto, Carlos Allende; Paulson, D.B.

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Magnesium Isotope Ratios in Hyades Stars

Date

2004

Authors

Yong, David

Lambert, D.L.

Prieto, Carlos Allende

Paulson, D.B.

Publisher

IOP Publishing

Abstract

Using classical model atmospheres and an LTE analysis, Mg isotope ratios 24Mg: 25Mg: 26Mg are measured in 32 Hyades dwarfs covering effective temperatures 4000 K ≤ T eff ≤ 5000 K. We find no significant trend in any isotope ratio versus T eff, and the