output
20172025
most citedHorizons: Nuclear Astrophysics in the 2020s and Beyond

51 citations

researchers with a paper here

Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.

collaborating institutions
Showing 2025 · gr-qcShow all

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gr-qc2025

Vacuum Homogeneous and Nonhomogeneous Metrics with Conventional and Quantized Metric Tensor: Singular or Nonsingular Solution

A. Tawfik, S. G. Elgendi, M. Hanafy

To investigate whether the Universe underwent a singularity or maintained a nonsingular state, we carry out analytical and numerical analyses of the evolution of the Raychaudhuri e…

gr-qc2025

Expansion Evolution of Nonhomogeneous Metric with Quantum-Mechanically Revisited Fundamental Metric Tensor

Abdel Nasser Tawfik, Azzah A. Alshehri, Antonio Pasqua

To explore the properties of space and initial singularities in the context of general relativity, where spacetime becomes poorly defined and no longer belongs to a regular manifol…