2 papers
gr-qc2026
Einstein's Equations in Electromagnetic Media
Eren Erberk Erkul, Ulf Leonhardt
In this paper, we extend Plebanski's mapping to encode the Einstein equations in ADM form within a bianisotropic electromagnetic medium. We realise this by translating the ADM cons…
gr-qc2025
Dispersion in Analogue Gravity
Eren Erberk Erkul, Ulf Leonhardt
Analogue models of gravity, from Newton to Unruh, have evolved from simple fluid--mechanical models to sophisticated modern experiments. They have shown the robustness of Hawking r…