Questions related to the evolution of stars.

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What is the reason for high lithium concentrations in Sun-like stars?

In reading the European Space Organisation paper Lithium depletion in solar-like stars: no planet connection (Baumann et al. 2010), several conclusions based on their observations include: Lithium ...
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0answers
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stellar evolution fortran code-runge kutta mass step from center to fitting point

I am trying to integrate the four stellar model equations from the core to a fitting point and from the surface to the fitting point (xf).When I start the outward integration however i have to use a ...