The single-degenerate （SD） model is one of the most popular progenitor models of typeIa supernovae （SNe Ia）, in which the co......

The high velocities observed in supernovae require a relativistic treatment for the equation of motion in the presence o......

The introduction of an exponential or power law gradient in the interstellar medium (ISM) allows to produce an asymmetri......

Physical properties of supernova 1987A were investigated including: Expansion velocity;Current mass;Radius;Temperature a......

Here we extend the conservation of energy in the framework of the thin layer approximation to the asymmetrical case. Fou......

The thin layer approximation applied to the expansion of a supernova remnant assumes that all the swept mass resides in ......