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Updated: May 14, 2026
06:42
Magnetically Induced Rotating Rayleigh-Taylor Instability
Published on: March 3, 2017
Instability of flat space enclosed in a cavity
1M. Smoluchowski Institute of Physics, Jagiellonian University, 30-059 Kraków, Poland.
Physical Review Letters
|February 2, 2013
Summary
Small perturbations of a scalar field within a reflecting boundary can form a black hole. This numerical study suggests black hole formation is a common outcome for such systems.
Area of Science:
- Astrophysics
- General Relativity
- Computational Physics
Background:
- Self-gravitating scalar fields are fundamental in theoretical physics.
- Understanding black hole formation is crucial for cosmology.
- Previous studies explored related gravitational collapse scenarios.
Purpose of the Study:
- To investigate the behavior of a self-gravitating massless scalar field.
- To determine if black hole formation occurs under specific boundary conditions.
- To provide numerical evidence for black hole genesis from generic initial data.
Main Methods:
- Simulating a spherically symmetric scalar field.
- Utilizing a timelike worldtube with a perfectly reflecting boundary.
- Employing numerical methods to evolve initial conditions.
Main Results:
- Arbitrarily small generic initial data lead to black hole formation.
- The scalar field collapses under its own gravity.
- The presence of the reflecting wall influences the dynamics.
Conclusions:
- Black hole formation is a robust phenomenon for this system.
- The study provides numerical support for theoretical models of gravitational collapse.
- Further research can explore variations in field properties and boundary conditions.
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