60 citations · 219 across the 12 of their papers we have counts for
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gr-qc2017★ 11 cited
Direct couplings of mimetic dark matter and their cosmological effects
Liuyuan Shen, Yicen Mou, Yunlong Zheng +1
The original mimetic model was proposed to take the role of dark matter. In this paper we consider possible direct interactions of the mimetic dark matter with other matter in the…
gr-qc2017★ 60 cited
On (in)stabilities of perturbations in mimetic models with higher derivatives
Yunlong Zheng, Liuyuan Shen, Yicen Mou +1
Usually when applying the mimetic model to the early universe, higher derivative terms are needed to promote the mimetic field to be dynamical. However such models suffer from the…