... Supernovae Explosions. ... Wikipedia ): A supernova is a stellar explosion that creates an extremely luminous ... The explosion expels much or all of a star's material at a velocity of up to a tenth ...
... leading explosion models for SNe Ia, present results from multi-dimensional hydrodynamical simulations of the final seconds of the star s life, and highlight our quest to predict testable observables for the different suggested progenitor and explosion ...
... Find Type Ia (thermonuclear) supernova explosions, in order to determine their progenitor systems, early-time explosion physics, and improve their use as standard candles in measuring the expansion of the Universe; . ...
... Most of these events are thought to be explosions of Carbon-Oxygen White Dwarfs, but ... white dwarf (CONe WD) progenitors in some of the explosion scenarios ... results from recent hydrodynamical simulations of explosions in Oxygen-Neon and ...
... Type Ia supernovae are the thermonuclear explosion of a carbon-oxygen white dwarf. ... The explosion itself produces half a solar mass of radioactive nickel, whose decay ...
... written by myself and Markus Kromer, MPA) to compute synthetic spectra and light curves for models of supernova explosions ... these synthetic spectra allow us to constrain both the explosion physics and the nature of the supernova progenitor systems ...
... Type Ia supernovae (SN Ia) form a fairly homogeneous class of objects. These explosions of white dwarf stars have similar spectra and light curves. ...
... The nucleosynthesis in the explosion has an important impact in the abundance ... scenario as well as the details of the explosion mechanism remain a mystery ... of spectroscopically well sampled Type Ia explosions is also rapidly increasing ...
... this object was function of days after explosion. observed with the IUE Ultraviolet Satellite, it initially contained spectral features associated with the supernova, but about 100 days after the explosion, suddenly, very narrow emission lines of Nitrogen ...