Propagation of quantum gravity-modified gravitational waves on a classical FLRW spacetime

no code implementations • 17 Dec 2020 • Angel Garcia-Chung, James B. Mertens, Saeed Rastgoo, Yaser Tavakoli, Paulo Vargas Moniz

The linearized Einstein field equations provide a low-energy wave equation for the propagation of gravitational fields which may originate from a high energy source.

Quantization General Relativity and Quantum Cosmology High Energy Astrophysical Phenomena High Energy Physics - Phenomenology High Energy Physics - Theory

Exploring the cosmic censorship conjecture with a Gauss-Bonnet sector

no code implementations • 10 Dec 2020 • Yaser Tavakoli, Ahad K. Ardabili, Paulo Vargas Moniz

The Dvali-Gabadadze-Porrati (DGP) braneworld model is employed to study the gravitational collapse of dust, with a Gauss-Bonnet (GB) term present in the five-dimensional bulk.

General Relativity and Quantum Cosmology High Energy Physics - Theory