Hydrodynamic Collapse
Abstract
1. Introduction 2. Setting the Stage for Collapse 2.1 The Jeans Criterion 2.2 Choosing Specific Initial Conditions for Collapse 3. Analytic and Semi-Analytic Models of Pressure-Free Collapse 3.1 Uniform Density Sphere 3.2 Centrally Condensed Sphere 3.3 Uniform Density Spheroid 3.4 Fragmentation of a Pressure-Free Spheroid 3.5 Summary and Discussion 4. Analytic and Semi-Analytic Models of Collapse with Pressure 4.1 Isothermal Spheres 4.2 Fragmentation of Isothermal or Adiabatic Spheres 4.3 Endpoint of Rotating Collapse with Pressure 4.4 Summary and Discussion 5. Computer Codes to Study Hydrodynamic Collapse 5.1 The Basic Equations 5.2 Eulerian versus Lagrangian Formalism 5.3 Implicit versus Explicit Finite Difference Techniques 5.4 Finite-Size Particle Techniques 5.5 Viscosity: Fluid, Turbulent, Numerical and Artificial 5.6 Summary 6. Numerical Calculations of Hydrodynamic Collapse 6.1 Spherical Collapse 6.2 Multidimensional Collapse 6.3 Forming Single Stars, Like the Sun 7. Comments on Fragmentation
- Publication:
-
Fundamentals of Cosmic Physics
- Pub Date:
- 1982
- Bibcode:
- 1982FCPh....8....1T
- Keywords:
-
- Gravitational Collapse;
- Hydrodynamics;
- Stellar Evolution;
- Euler Equations Of Motion;
- Euler-Lagrange Equation;
- Finite Difference Theory;
- Jeans Theory;
- Spheres;
- Spheroids;
- Viscosity;
- Astrophysics