Syllabus for Ay101, Fall 2002.

last updated 10/13/2002

Abbreviations for suggested readings are at the bottom.

Part I:  Overview and Basic Physics   (MK)

Week 1:   (Sept 30--Oct 4)
  1. Observed Properties of Stars	(V3:1; G15: BM:3.1-5)
  2. Overview:  Stars and Their Evolution   (HK:2; BM:5.1)
  3. Hydrostatic Equilibrium (V3:2; HK:1.1,1.4)
 
Week 2:    (Oct 7--11)
  4. The Virial Theorem		(V3:2; HK:1.2-1.3)
  5. Eqns. of State; Thermal Equilibrium    (V3:3; HK:3: G1)
  6. Radiative & Conductive Energy Transport   (V3:3; HK:4)
                                                                  

Part II:  Stellar Atmospheres   (MK)

Week 3:	    (Oct 14--18)
  7. Radiative Transfer		(V2:4,5; G5; RL:1.1-4)
  8. LTE, Blackbody Radiation	 (V2:3; G6;  RL:1.5)
  9. The Grey Atmosphere and Beyond    (V2:6; G7;  RL:1.8)

Week 4:     (Oct 21--25)
 10. Atomic Excitation and Ionization	(V2:7.2-3; HK:3.1-3.4)
 11. Continuous Opacity Sources		(V2:7; HK4.4; G:8; M:4)
 12. Model Stellar Atmospheres		 (V2:8,9; G:9; M:7)

Week 5:	     (Oct 28--Nov 1)
 13. Spectral Line Opacity and Broadening	(C2:10,11; G:11; M:9)
 14. Curve of Growth, Abundance Analysis (V2:12; G:13-14)
 15. Introduction to non-LTE	  (V2:13)
                                                                  
                                                             
Part III:  Stellar Interiors, Models, and Nucleosynthesis (WWS)

Week 6:    (Nov 4--8)
  16. Energy Transport by Convection	(V3:5; HK:5; G7)
  17. Mixing Length; Convective Zone Depth  (V3:6,7; HK:5)
  18. Stellar Models - Introduction	    (V3:9; HK:7.2)

Week 7:    (Nov 11--15)
  19. Polytropic Gaseous Spheres	(notes; HK:7.2)
  20. Homology Relations; the U-V Plane  (V3:10; HK:7.3)
  21. Stellar Models - Numerical Methods (V3:12; HK:7.3)

Week 8:     (Nov 18--22)		 
 22. Hydrogen and Helium Burning	 (V3:8,1-8.6; HK:6.1-5)
 23. Si Burning, r & s -processes     (V3:8.7-9; HK:6.6-7)
 24. Degeneracy; Chandrasekhar Limit  (V3:14.3-4; HK:3.5-7)
                                                                  
 
Part IV:  Stellar Evolution  (WWS)

Week 9:   (Nov 25--27)
  25. Hayashi tracks, Pre-Main Sequence	  (V3:11,20;HK:7.3.3)

Week 10:   (Dec 2--6)
  26. Hydrogen & Helium Main Sequences	 (V3:13; HK:8)
  27. Massive Star Post-MS, Supernovae   (V3:15; notes)
 28. Low Mass Star Post-MS, PNe, WD's    (V3:14,16; HK:9)



Texts:

HK: Hansen & Kawaler, Stellar Interiors, 1994 (Ay101 text)
R: Rutten, Radiative Transfer in Stellar Atmospheres, 1996 
V2: Boehm-Vitense, Stellar Astrophys v2: Stellar Atmospheres, 1989 
V3: Boehm-Vitense, Stellar Astrophys v3: Stellar Structure... 1989
G: Gray, The Observation and Analysis of Stellar Photospheres,
     1976/1992. (Ay 101 text)  
M: Mihalas, Stellar Atmospheres, 1970/1978. (chap#s above are 2nd ed.)
BM: Binney & Merrifield, Galactic Astronomy