2 papers
gr-qc2026
Observational Limits on Einasto Dark Matter Parameters from Event Horizon Telescope Images of Sgr A and M87
A. Errehymy, S. Hansraj, C. Hansraj
The Event Horizon Telescope (EHT) has provided images of the supermassive black-holes Sgr A and M87, enabling direct tests of gravity. Any extended mass-distribution, s…
gr-qc2025
Role of cosmic voids and their matter properties in shaping wormhole geometry in generalized geometry-matter coupling gravity
A. Errehymy, S. Hansraj
Cosmic voids are increasingly recognized as a promising tool for cosmological exploration. Their distribution and density profiles are highly responsive to alterations in gravitati…