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ASTR688M Fall 2003

HIGH-ENERGY ASTROPHYSICS

Course introduction

This course is about the structure, formation, and astrophysics of compact objects - white dwarfs, neutron stars and black holes. Most of our attention will be focused on neutron stars and black holes; these objects are responsible for some of the most exotic and powerful phenomena in the universe. Their physics is extreme, requiring an understanding of the interaction of matter and high-energy radiation, as well as gravitational fields so strong that General Relativity is a must. The course will survey both our theoretical understanding of these objects and the modern observational view. There is no single book that covers all, of even a substantial part, of modern day high-energy astrophysics. Instead, I will recommend relevant review articles and book chapters as we proceed through the course.

Click here for the full syllabus, including class schedule and grading policy.

List of lectures:

  • Lecture 1 - Course Introduction
  • Lecture 2 - Electron degeneracy and white dwarfs
  • Lecture 3 - The Chandrasekhar mass and white dwarf collapse
  • Lecture 4 - Collapse to nuclear densities and neutron stars
  • Lecture 5 - Pulsars
  • Lecture 6 - Introduction to General Relativity
  • Lecture 7 - More about GR
  • Lecture 8 - Introduction to Schwarzschild black holes
  • Lecture 9 - Basic properties of Schwarzschild spacetime
  • Lecture 10 - The Kruskal manifold
  • Lecture 11 - Evidence for the existence of black holes
  • Lecture 12 - Orbital dynamics around black holes
  • Lecture 13 - More black hole orbital dynamics
  • Lecture 14 - Spinning black holes and the Kerr metric
  • Lecture 15 - MIDTERM EXAM
  • Lecture 16 - Introduction to accretion
  • Lecture 17 - Standard accretion disk theory
  • Lecture 18 - High-energy radiative processes
  • Lecture 19 - Accreting white dwarf systems
  • Lecture 20 - X-ray binaries with neutron stars
  • Lecture 21 - X-ray binaries with black holes
  • Lecture 22 - Active galactic nuclei
  • Lecture 23 - Seyfert galaxies
  • Lecture 24 - Supermassive black holes and galaxy formation
  • Lecture 25 - Gamma-ray bursts: basics and the firebal model
  • Lecture 26 - Central engines of Gamma-Ray Bursts
  • Lecture 27 - X-ray observatories
  • Lecture 28 - X-ray astronomy in the far future

Homeworks

Suggested references

  • Basic structure of white dwarfs and neutron stars
    • Black Holes, White Dwarfs and Neutron stars , Shapario & Teukolsky (Wiley publishing)
  • Pulsar and plerion physics
    • A model for the moving wisps in the crab nebula, M.C.Begelman, 1999, ApJ, 512, 755
    • Magnetohydrodynamic model of Crab nebula radiation, C.F.Kennel and F.V.Coroniti, 1984, ApJ, 283, 710
    • Pulsar electrodynamics, P.Goldreich, W.H.Julian, 1969, ApJ, 157, 869
  • General relativity theory (general)
    • A first course in general relativity, Bernard Schutz (Cambridge Univ. Press)
    • Gravitation, C.Misner, K.Thorne, J.Wheeler (Freeman)
    • The large scale structure of space-time, S.Hawking and G.Ellis (Cambridge Univ. Press) - A classic and truly awesome book, but only for those who are comfortable with a very formal and mathematical approach.
  • Schwarzschild black holes
    • Shapiro & Teukolsky, chapter 12
    • Schutz, chapters 10-11
 
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