This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Multiple shell burning Advanced nuclear burning proceeds in a series of nested shells Depletion of fuels continues to cause core to shrink and heat up. Fusion ends at iron because reactions with it do not release energy. (Fe has lowest mass per nuclear particles) High mass star ends in a supernova explosion Evolution of a high mass star Beginning is similar to low mass stars, but quicker. End is very different. Core is hot enough to fuse C and other heavy elements. Confirmed by observations of very old stars, which have less heavy elements....
View Full Document
- Winter '09