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gr-qc2023★ 4 cited
Primordial Gravitational Waves in Generalized Palatini Gravity
Durmuş Demir, Khalid Gabriel, Ammar Kasem +1
Extended Palatini gravity is the metric-affine gravity theory characterized by zero torsion, nonzero metricity and a quadratic of the antisymmetric Ricci curvature. It reduces dyna…
gr-qc2020
Quantum Cosmology with vector torsion
Ammar Kasem, Shaaban Khalil
We extend the treatment of quantum cosmology to a manifold with torsion. We adopt a model of Einstein-Cartan-Sciama-Kibble compatible with the cosmological principle. The universe…