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Amir Hadi Ziaie

Amir Hadi Ziaie

Academic rank: Assistant Professor
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Education: PhD.
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Faculty: Research Institute for Astronomy and Astrophysics
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Research

Title
Einstein-Cartan wormhole solutions
Type
JournalPaper
Keywords
Modified Gravity, Wormhole Solutions, Spacetime Torsion
Year
2017
Journal PHYSICAL REVIEW D
DOI
Researchers Mohammad Reza Mehdizadeh ، Amir Hadi Ziaie

Abstract

In the present work, we investigate wormhole structures and the energy conditions supporting them in Einstein-Cartan theory. The matter content consists of a Weyssenhoff fluid along with an anisotropic matter which together generalize the anisotropic energy momentum tensor in general relativity (GR) to include spin effects. Assuming that the radial pressure and energy density obey a linear equation of state, we introduce exact asymptotically flat and anti–de-Sitter spacetimes that admit traversable wormholes and respect energy conditions. Such wormhole solutions are studied in detail for two specific forms for the redshift function, namely a constant redshift function and the one with power law dependency.