Astr 545: Astrophysics of Stars and Accretion

Schedule
(schedule for dates in the future is tentative)

Date Topic
August 25
Both
Introduction to the course
  Syllabus
   A list of questions that you need to know the answers to by the end of the class.
27
Andrew
The Equations of Fluid Mechanics
Shu: Gas Dynamics, Chapter 2
Kundu, Fluid Mechanics Chap 3 &4
September 1
Andrew
Equations of State; Saha Equation
Hansen & Kawaler Chap 3; Shu, Vol. 1, Chap. 7
3
Andrew
EOS for Degenerate and Relativistic Matter
Polytropes
Above + Hansen & Kawaler Chap. 7.2; Kippenhahn & Weigert, Chap. 19.
Look for references to modern equations of state that are relevant to stellar astrophysics in Paxton et al 2013, section 4.2
8
Andrew
The Radiation Field Intensity, & Moments, Radiative Diffusion
Shu Vol. 1, Chap 1 & 2, Mihalas Chap. 1 & 2
Homework #1 Due
10
Andrew
Radiative Transfer, simple solutions, stellar BCs
Shu Vol. 1, Chap 3 & 4, Hansen & Kawaler Chap. 7.3
15
Andrew
Conductive & Radiative Opacities
Hansen & Kawaler, Chap 4., See also Padmanabhan, Vol. 1 Chap 6.9 (Brem & free-free); Clayton Chapter 3.3
Look here for modern tables of opacities from The Opacity Project and Opal
17 Guest lecture: Stellar Atmospheres
22
Dimitrios
Introduction to Nuclear Astrophysics
Energetics and beta-stability
Clayton: Principles of Stellar Evolution and Nucleosynthesis, Chapter 4
Homework #2 Due
24
Dimitrios
Stellar Structure;
Nuclear Reactions in the Sun

Clayton: Principles of Stellar Evolution and Nucleosynthesis, Chapter 4
Adelberger et al., 1998, Rev. Mod. Phys, 70, 1265
Look here for many references and links on the solar model.
29
Dimitrios
Convection, Semiconvection, Overshooting, Mixing Lengths
Kato, S. 1966, PASJ, 18, 374
Schaller et al. 1992, A&AS, 96, 269
October 1
Dimitrios
The Main Sequence
Stars in other universes: stellar structure with different fundamental constants by F. Adams, 2008, JCAP, 8, 10
6
Dimitrios
Evolution of Low-mass Stars off the Main Sequence
Schonberg & Chandrasekhar 1942, ApJ, 96, 161
Iben 1993, ApJ, 415, 767
Meyer 1994, ARAA, 32, 153
8
Dimitrios
Stellar Winds
Holzer & Axford 1970, ARAA, 8, 31 Homework #3 Due
20
Dimitrios
Rotation
Endal & Sofia, ApJ, 1976, 210, 184
22
Dimitrios
Supernovae
23
Dimitrios
Neutron Stars
29
Dimitrios
Observational Manifestations of Neutron Stars and Black Holes
November 3
Andrew
Accretion
Bondi-Hoyle Accretion and Roche-lobe Overflow
Hoyle & Littleton 1939, Proc. Cam. Phil. Soc, 35, 405
Bondi & Hoyle 1944, MNRAS, 104, 273
Ruffert 1996, A&A, 311, 817
Homework #5 Due
5
Andrew
Accretion Disks
Shakura & Sunyaev 1973, A&A, 24, 337
Shapiro, Lightman, & Eardley 1976, ApJ, 204, 187">Shapiro, Lightman, & Eardley 1976, ApJ, 204, 187
Narayan & Yi 1995, ApJ, 452, 710
10
Andrew
Waves & Instabilities in Hydro
Toomre Stability

Toomre, A 1964, ApJ, 139, 1217
12
Andrew
Magnetohydrodynamics
17
Andrew
MHD Waves and Instabilities
Homework #6 Due
19
Andrew
The Magnetorotational Instbility
Balbus & Hawley 1998, RvMP 70, 1
24
Dimitrios
Modern Theory of Accretion Flows
26 No Class--Thanksgiving
December 1 Unsolved Problems
3 Project presentations
8 Project presentations


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