32 citations · 191 across the 22 of their papers we have counts for
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hep-th2011★ 1 cited
Graviton production in the scaling of a long-cosmic-string network
Kostas Kleidis, Apostolos Kuiroukidis, Demetrios B. Papadopoulos +1
In a previous paper [1] we considered the possibility that (within the early-radiation epoch) there has been (also) a short period of a significant presence of cosmic strings. Duri…
gr-qc2011★ 23 cited
A conventional approach to the dark-energy concept
Kostas Kleidis, Nicholas K. Spyrou
Motivated by results implying that the constituents of dark matter (DM) might be collisional, we consider a cosmological (toy-) model, in which the DM itself possesses some sort of…