The nucleosynthetic yield of isotopes lighter than A= 66 (zinc) is determined for a grid of stellar masses and metallicities including stars of 11, 12, 13, 15,

Stars are the main factories of element production in the universe through a suite of complex and intertwined physical processes. Such stellar alchemy is driven

An attempt is reported to build self-consistent evolutionary models of complete massive stars, starting from their observable zero-age main sequence configurati

How a massive star ends its life depends upon how that life has been lived - the rotation, mass and composition it was born with, mass loss and exchange, and th

R. DIEHL, R. KALLENBACH, E. PARIZOT and R. VON STEIGER / The Astrophysics of Galactic Cosmic Rays 3 I: KEY OBSERVATIONS ON GALACTIC COSMIC RAYS M. E. WIEDENBECK