194 citations
- Jadavpur UniversityIN38 papers
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Showing 2025 · gr-qcShow all
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gr-qc2025
Co-existence of alternative Generalized Chaplygin Gas and other Dark Energies in the Framework of Fractal Universe
Mahasweta Biswas, Rikpratik Sengupta, Ujjal Debnath
We have explored the possibility of the co-existence of two forms of dark energy in the form of an alternative Generalized Chaplygin Gas (GCG) along with a scalar field of field th…
gr-qc2025★ 1 cited
Compact Objects in 4D Einstein Gauss Bonnet Gravity A Data Based Perspective
Puja Mukherjee, Himanshu Chaudhary, Ujjal Debnath +1
Cosmic evolution is the most sensational topic among researchers of modern cosmology. This article explores cosmic evolution in 4D Einstein Gauss Bonnet gravity, focusing on mass a…
gr-qc2025★ 10 cited
Observable Signatures of RN Black Holes with Dark Matter Halos via Strong Gravitational Lensing and Constraints from EHT Observations
Niyaz Uddin Molla, Himanshu Chaudhary, Salvatore Capozziello +3
We investigate the impact of dark matter halos on the gravitational lensing produced by electrically charged, spherically symmetric black holes in the strong-field regime. The stud…