402 citations · 3.3k across the 52 of their papers we have counts for
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astro-ph.CO2014★ 78 cited
Gravitational waves in bigravity cosmology
Giulia Cusin, Ruth Durrer, Pietro Guarato +1
In this paper we study gravitational wave perturbations in a cosmological setting of bigravity which can reproduce the ΛCDM background and large scale structure. We show that in ge…
hep-th2014★ 22 cited
Non-local formulation of ghost-free bigravity theory
Giulia Cusin, Jacopo Fumagalli, Michele Maggiore
We study the ghost-free bimetric theory of Hassan and Rosen, with parameters such that a flat Minkowski solution exists for both metrics. We show that, expanding around this…