© 2014, Springer Science+Business Media New York. Electrically charged dust is considered in the framework of Einstein–Maxwell–dilaton gravity with a Lagrangian containing the interaction term (Formula presented), where ...

© 2015 World Scientific Publishing Company Objects that are on the threshold of forming the horizon but never collapse are called quasi-black holes (QBHs). We discuss the properties of the general spherically symmetric QBH ...

We consider static, spherically symmetric solutions of general relativity with a non-linear sigma model (NSM) as a source, i.e., a set of scalar fields Φ = (Φ 1,...,Φ n) (so-called chiral fields) parametrizing a target ...