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Caltech Course Catalog / 2025-2026 Catalog / Courses 2025-26 / Elements in the Universe and Galactic Chemical Evolution

Ay 219 - Elements in the Universe and Galactic Chemical Evolution

Ay 219

Elements in the Universe and Galactic Chemical Evolution

9 units (3-0-6)   |  second term
Prerequisites: Ay 121, 123, 124, 126.

Survey of the formation of the elements in the universe as a function of cosmic time. Review of the determination of abundances in stars, meteorites, H II regions, and in interstellar and intergalactic gas. Overview of models of galactic chemical evolution. Participants will measure elemental abundances from the Keck spectrum of a star and construct their own numerical chemical evolution models. Not offered 2025-26.

Published Date: Aug. 29, 2025