Useful Links
Physics
Astrophysics and Cosmology
Black Holes
1. Introduction to Black Holes
2. The Theoretical Framework: General Relativity
3. Anatomy of a Black Hole
4. Formation Mechanisms
5. Classification Systems
6. Observational Detection Methods
7. Cosmic Roles and Influence
8. Thermodynamics and Quantum Physics
9. Theoretical Frontiers and Paradoxes
Anatomy of a Black Hole
The Central Singularity
Definition and Properties
Point of Infinite Density
Zero Volume
Infinite Curvature
Mathematical Description
Coordinate Singularities vs. Physical Singularities
Kretschmann Scalar
Physics Breakdown
Limits of General Relativity
Need for Quantum Gravity
Planck Scale Physics
Cosmic Censorship
Weak Cosmic Censorship Hypothesis
Strong Cosmic Censorship Hypothesis
Implications for Observability
The Event Horizon
Fundamental Properties
Point of No Return
Null Surface
One-Way Membrane
Schwarzschild Radius
Mathematical Definition
Calculation Methods
Scaling with Mass
Causal Structure
Causal Disconnection
Information Barriers
Light Cones and Causality
Horizon Dynamics
Area Increase Theorem
Horizon Generators
Surface Gravity
Structure of Rotating Black Holes
Kerr Geometry
Kerr Metric
Ring Singularity
Coordinate Systems
The Ergosphere
Definition and Boundaries
Static Limit Surface
Spacetime Dragging
Penrose Process
Energy Extraction Mechanisms
Multiple Horizons
Outer Event Horizon
Inner Cauchy Horizon
Horizon Structure
Rotational Effects
Frame-Dragging
Preferred Direction of Rotation
Photon Dynamics
Photon Sphere
Unstable Circular Orbits
Critical Radius
Observational Significance
Light Ray Behavior
Null Geodesics
Deflection Angles
Critical Impact Parameters
Innermost Stable Circular Orbit
Definition for Photons
Comparison with Massive Particles
Previous
2. The Theoretical Framework: General Relativity
Go to top
Next
4. Formation Mechanisms