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astro-ph2008★ 97 cited
Galactic abundance gradients from Cepheids : On the iron abundance gradient around 10-12 kpc
B. Lemasle, P. Francois, A. Piersimoni +5
Context: Classical Cepheids can be adopted to trace the chemical evolution of the Galactic disk since their distances can be estimated with very high accuracy. Aims: Homogeneous ir…
astro-ph2008★ 227 cited
The influence of chemical composition on the properties of Cepheid stars. II-The iron content
M. Romaniello, F. Primas, M. Mottini +6
The Cepheid period-luminosity (PL) relation is unquestionably one of the most powerful tools at our disposal for determining the extragalactic distance scale. While significant pro…