'Horizontal branch' presentation slideshows

Reminder: How to make a star brighter: L ap =R 2 ? T 4 /d 2

Group Project 1 is due on Nov. 5; Only 1 paper per group. Test 2 on Nov. 7. HW3 posted now and due in 1 week. Reminder: How to make a star brighter: L ap =R 2 ? T 4 /d 2. Make it h o t t er : E~T 4 Make it b i g g e r : E~R 2 Make it closer: E~1/d 2. Hotter is most powerful. A. B.

368 views • 36 slides

Stellar Evolution

Stellar Evolution. Life Cycle of Stars. Post-Main Sequence Reactions. Red Giant to Horizontal Branch. After helium burning begins, a star has two sources of energy, hydrogen fusion in a shell around the core and helium fusion in the core

269 views • 26 slides

The Red Giant Branch

The Red Giant Branch. The Red Giant Branch. L shell drives expansion L shell driven by M core - as | ??|, | ? T | increase outside contracting core shell narrows, also L core from contraction increases T shell L shell large, ? r shell small so convection necessary

360 views • 20 slides

by Amanda Loo & Catherine Russell

234 views • 13 slides