activity
20012026
most citedEvolution of the solar activity over time and effects on planetary atmospheres. II. kappa^1 Ceti, an analog of the Sun when life arose on Earth

98 citations · 1.2k across the 60 of their papers we have counts for

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astro-ph.SR2011★ 12 cited

Nonextensivity in the Solar Neighborhood

D. B. de Freitas, J. R. De Medeiros

In the present study, we analyze the radial velocity distribution as a function of different stellar parameters such as stellar age, mass, rotational velocity and distance to the S…

astro-ph.SR2011★ 38 cited

Lithium abundances and extra mixing processes in evolved stars of M67

B. L. Canto Martins, A. Lèbre, A. Palacios +5

Aims. We present a spectroscopic analysis of a sample of evolved stars in M67 (turn-off, subgiant and giant stars) in order to bring observational constraints to evolutionary model…