4 papers
New Issues in the Inflationary Scenario
Giovanni Imponente
We briefly review the arising of an inflationary phase in the Universe evolution in order to discuss an inhomogeneous cosmological solution in presence of a real self interacting s…
Covariant Mixmaster Dynamics
Giovanni Imponente, Giovanni Montani
We provide a Hamiltonian analysis of the Mixmaster Universe dynamics on the base of a standard Arnowitt-Deser-Misner Hamiltonian approach, showing the covariant nature of its chaot…
The Observation of Lunar Impacts. Part II
C. Sigismondi, G. P. Imponente
The frequency and the characteristics of lunar impacting meteorites are reconsidered under the general assumption of belonging to the sporadic meteoroids. We develop the model for…
The Observation of Lunar Impacts
Giovanni Imponente, Costantino Sigismondi
The intense activity of cratering on the Moon and in the inner regions of the solar system was accomplished during the first 10^9 years [1]. Occasionally, some impact events occur…