●Preface
Acknowledgements
Author biography
1 Observational background
1.1 Distances
1.2 Stellar brightness and luminosity
1.3 Colors
1.4 Spectroscopy
1.5 Color-magnitude diagrams
1.6 Stellar masses
1.7 The mass-luminosity relation for main sequence stars
1.8 The mass-radius relation for main sequence stars
Bibliography
2 The equations of stellar structure: mass conservation and hydrostatic equilibrium
2.1 Introduction
2.2 The mass conservation equation
2.3 The hydrostatic equilibriu m equation for a spherical star
2.4 The dynamical time scale
2.5 The central temperature of the Sun
2.6 The central temperatures of main sequence stars
2.7 Radiation pressure
3 Energy considerations, the source of the Sun's energy,and energy transport
3.1 Introduction
3.2 The virial theorem
3.3 The virial theorem for stars in hydrostatic equilibrium
3.4 The conservation of energy equation for a star in hydrostatic equilibrium
3.5 Stars in thermal equilibrium
3.6 Energy transport
3.7 The equation of radiative transfer
3.8 Optical depth and effective temperature
3.9 Validity of the diffusion approximation
Bibliography
4 Convective energy transport
4.1 Introduction
4.2 The Schwarzschild criterion for convective instability
4.3 Including convective energy transport in stellar models
Bibliography
5 The equations of stellar evolution and how to solve them
5.1 Introduction
5.2 The equations of stellar structure
5.3 The physical significance of the Eddington luminosity
5.4 Equations for composition changes
5.5 Solving the equations of stellar evolution
5.6 The Newton-Raphson method
5.7 Sets of non-linear equations
Bibliography
6 Physics of gas and radiation
6.1 Introduction
6.2 The ideal gas equation of state
6.3 The radiation equation of state
6.4 The equation of state for a mixture of ideal gas and radiation
6.5 The Eddington standard model of stellar structure
Bibliography
7 Ionization and recombination
7.1 Introduction
7.2 The Boltzmann excitation equation
7.3 The Saha ionization equation
7.4 A difficulty and its resolution
7.5 Ionization of hydrogen
7.6 The effect of ionization on the adiabatic gradient
7.7 The effect of ionization on the specific heat
7.8 Pressure ionization
7.9 Free energy approach to ionization
7.10 A crude model for inclusion of pressure ionization in a thermodynamically consistent way
Bibliography
8 The degenerate electron gas
8.1 Introduction
8.2 Complete electron degeneracy
8.3 Limiting forms
8.4 The contribution from nuclei at zero temperature
8.5 Transition from non-degeneracy to degeneracy
8.6 Effects of degeneracy on the adiabatic gradient and the first adiabatic exponent “ ua “
9 Polytropes and the Chandrasekhar mass
9.1 Introduction
9.2 The Lane-Emden equation
9.3 Application to white dwarf stars
Bibliography
10 Opacity
10.1 Introduction
10.2 The Rosseland mean opacity
10.3 Opacity mechanisms
10.4 Electron scattering opacity
10.5 Free-free opacity
10.6 Bound-free opacity
10.7 Bound-bound opacity
10.8 The Rosseland mean opacity for solar composition material
Bibliography
11 Nuclear reactions
11.1 Introduction
11.2 Occurrence of thermonuclear reactions
11.3 Cross sections and nuclear reaction rates
11.4 The cross section
11.5 Evaluation of the reaction rate
11.6 Major nuclear burning stages in stars: H burning
11.7 Energy generation in the pp-chains and the CNO-cycles
11.8 Major nuclear burning stages in stars: He burning
11.9 Advanced nuclear burning phases
Bibliography
12 Neutrino energy loss processes
12.1 Pair annihilation neutrino process (e++e- →v + )
12.2 Plasma neutrino process (/plamon→v +i)
12.3 Photo-neutrino process (y + e→e +v +D)
12.4 Bremsstrahlung neutrino process
Bibiography
13 Homology relations
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