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hep-th2014★ 2 cited
Dilatonic Topological Defects in 3+1 Dimensions and their Embeddings
Nikos Platis, Ioannis Antoniou, Leandros Perivolaropoulos
We consider Lagrangians in 3+1 dimensions admitting topological defects where there is an additional coupling between the defect scalar field and the gauge field kinetic term (…
astro-ph.CO2014★ 2 cited
Large Scale Cosmological Anomalies and Inhomogeneous Dark Energy
Leandros Perivolaropoulos
A wide range of large scale observations hint towards possible modifications on the standard cosmological model which is based on a homogeneous and isotropic universe with a small…