PHYSICS 381:  Topics in Physics and Astronomy

MODERN STELLAR ASTROPHYSICS

GETTYSBURG COLLEGE: SPRING 2003

CLASS SYLLABUS

Introduction

 Stellar astrophysics is the study of the physical makeup and evolutionary history of the stars.  It is based on observational evidence gathered with telescopes of various sorts that collect electromagnetic radiation from distant objects.   In this semester we will spend a bit of time acquainting ourselves with the conventions of modern astronomy, and then will investigate the modern ideas of how universal processes--primarily gravity and nuclear interactions----govern the behavior and history of the stars.   We will rely heavily on our knowledge of the fundamental laws of physics, and try to connect what we know about the stars with the observational evidence that we use to derive that knowledge. 
 

How to use this syllabus

The  Modern Astrophysics  classes meet from 8:00-8:50  AM  Monday, Wednesday, and Friday in the seminar room, Masters 202, Masters Hall. You are expected to attend all  class sessions,  and to let me know about unavoidable absences.   Don't hold up the class by being late--it's early, I know, but we all have to adjust.  You should find the attendance requirement more helpful than burdensome, however. Astronomy is rapidly changing field, with news breaking daily, and you will therefore find that many details presented in the lectures will not be found in the text. Keep your notes carefully, with a mind to using them as a prime study guide for the course. Indeed you will want to take notes from the readings before each class meets. Suggestion: prepare a rough outline of topics that should come up in class, so that you can better follow the lectures and so that you can anticipate what questions you might like to have answered in class.   Don't  just read the posted outlines on the web (though that's a good idea, too).  Rather, make up your own notes based on readings and outlines. 

The lectures will presuppose that you have done this reading. Insofar as is possible, the lectures will explain and elaborate on the reading assignments, not simply rehash them. Please ask questions during and after class to make sure you've got your notes clear and that important points are covered. If you don't have time after class, come by and see your instructor in his or her office. 

All assignments are from Dale A. Ostlie and Bradley W. Carroll MODERN STELLAR ASTROPHYSICS. Classes on which there will be in-class quizzes are marked on the syllabus below. 

Be sure to save this syllabus (and the other handouts), for reference throughout the term. 



 
 
USEFUL LINKS
 

SYLLABUS:

PHYSICS  381 SPRING 2003

LECTURE
DATE
CHAPTER
READING
(CHAPTER)
1
Jan. 17
Introduction to the scale of the universe in space and time
 Class Notes
2
Jan. 20
Stellar positions and motions
Ch. 1
3
Jan. 22
Newtonian Mechanics:Fundamentals of Orbits
2.1-2.3 
4
Jan. 24
Newtonian Mechanics: Newton's Laws applied to Self-Gravitating Systems. 
2.3-2.4 
5
Jan. 27 
QUIZ NUMBER 1
Newtonian Mechanics, Continued.
 2.3-2.4
6
Jan. 29
Parallax and Magnitudes of Stars
3.1-3.2 
7
    Jan. 31
Blackbody radiation and  Stellar Colors
3.3-3.5 
8
Feb. 3
Colors of Stars
3.5-3.6 
9
Feb. 5
Spectra and atomic structure
5.1-5.4 
10
Feb. 7
Spectra and atomic structure
5.1-5.4 
11
Feb. 10
QUIZ NUMBER 2
 
12
Feb. 12
Optics and Optical Telescopes
6.1-6.2 
13
Feb. 14
Optical Detectors: CCD's and PMT's
Notes
14
Feb. 17
Radio Telescopes and Detectors for other wavelengths. 
6.3-6.4
15
Feb. 19
Binary Stars and stellar masses
7.1-7.2 
16
Feb. 21
Eclipsing Binary Stars
7.3 
17
Feb. 24
QUIZ NUMBER 3
 
18
Feb 26
Stellar Spectra: Classification and Line Formation
8.1 
19
   Feb. 28
Line Formation (cont)
8.1 
20
Mar. 3
The H-R Diagram
8.2 
21
Mar. 5
Stellar Atmospheres and Radiative Transfer 
9.1 -9.2
>>>>
Mar..7
MIDTERM EXAM

     22
   Mar.19
Stellar Atmospheres and Radiative Transfer
9.2-9.3
23
Mar. 21
Stellar Line Profiles
9.4 
24
Mar. 24
Stellar Interiors: Equilibrium Equations and Equations of State
10.1 -2
25
Mar. 26
Stellar Energy Sources
10.3 
26
Mar. 28
Stellar Energy sources (cont)
10.3 
27
Mar. 31 
Stellar Energy Transport and Modeling
10.4-10.5 
28
Apr. 2
QUIZ NUMBER 4  
29
Apr. 4
The Sun
11.1-11.3
30
Apr. 7
The Sun 
11.1-11.3 
31
Apr. 9
Star Formation 
12.1-12.2 
32
Apr. 11
Star Formation 
12.2-12.3 
33
Apr. 14
Post-Main Sequence Evolution/Nucleosynthesis
13.1-13.2 
34
Apr. 16
Supernovas
13.3 
35
Apr. 17
QUIZ NUMBER 5
36
Apr. 23
White Dwarfs  15.1-15.4 
37
Apr. 25
White Dwarfs and Neutron Stars  15.1-15.6
38
Apr. 28
Pulsars 15.6-15.7 
39
Apr. 30
Black Holes 16.1-16.2 
40
May 2
Black Holes  16.2-16.3 
FINAL EXAMINATION: Monday, MAY 5--830-11:30 AM in Mara 202 . 




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Copyright 1997, Laurence A. Marschal l, Gettysburg College