32 citations · 191 across the 22 of their papers we have counts for
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astro-ph.CO2017★ 7 cited
Cosmological perturbations in the CDM-like limit of a polytropic dark matter model
Kostas Kleidis, Nikolaos K. Spyrou
In a recent article, Kleidis and Spyrou (2015) proposed that both dark matter (DM) and dark energy (DE) can be treated as a single component, if accommodated in the context of a po…
astro-ph.CO2016★ 23 cited
Dark Energy: The Shadowy Reflection of Dark Matter?
Kostas Kleidis, Nikolaos K. Spyrou
In this article, we review a series of recent theoretical results regarding a conventional approach to the dark energy (DE) concept. This approach is distinguished among others for…
astro-ph.CO2014★ 32 cited
Polytropic dark matter flows illuminate dark energy and accelerated expansion
K. Kleidis, N. K. Spyrou
Currently, a large amount of data implies that the matter constituents of the cosmological dark sector might be collisional. An attractive feature of such a possibility is that, it…