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gr-qc2021★ 7 cited
Apparent horizons of the Thakurta spacetime and the description of cosmological black holes
Archil Kobakhidze, Zachary S. C. Picker
We discuss the validity of the Thakurta metric to describe cosmological black holes by analysing the nature of its horizon. By adopting the preferred foliation of the Thakurta spac…
gr-qc2019
Probing Quadratic Gravity with Binary Inspirals
Yunho Kim, Archil Kobakhidze, Zachary S. C. Picker
In this paper, we study gravitational waves generated by binary systems within an extension of General Relativity which is described by the addition of quadratic in curvature tenso…