Stability Conditions for Charged Thin-Shell Wormholes Explored

A recent paper titled "Dynamical and thermodynamical stability of a charged thin-shell wormhole" by Ernesto F. Eiroa, Griselda Figueroa-Aguirre, Miguel L. Peñafiel, and Santiago E. Perez Bergliaffa explores the stability of a specific type of theoretical structure in the realm of general relativity. This study focuses on a charged thin-shell wormhole, which is formed by gluing two Reissner-Nordström geometries together.

The authors present findings on both dynamical and thermodynamical stability. They establish a concise inequality that is applicable for any barotropic equation of state, which relates pressure to energy density at the throat of the wormhole. This is significant as it provides a framework for understanding the conditions under which such structures can remain stable over time.

Additionally, the paper introduces a thermodynamical description of the system, leading to the derivation of temperature and electric potentials associated with the wormhole. By adopting a linear equation of state for pressure and a specific form for the entropy function, the authors identify a set of equilibrium configurations that are both dynamically and thermodynamically stable.

These findings contribute to the broader understanding of wormholes and their potential implications in theoretical physics, particularly in the context of traversable wormholes and their role in cosmology. The stability conditions outlined in this work may influence future research on the feasibility of such structures in the universe.

For further details, the paper can be accessed at arXiv:2408.14328.