cosmology astrophysics twin universe

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PUBLISHED PAPERS AND PREPRINTS

Articles before 1994 A**- J.P.Petit** : An interpretation of cosmological model with variable light velocity. Modern Physics Letters A, Vol. 3, no. 16, nov 1988, p.1527 Pdf B - J.P.Petit : Cosmological model with variable light velocity: the interpretation of red shifts. Modern Physics Letters A, Vol.3 , no. 18, dec. 1988, p.1733 Pdf C - J.P.Petit & Maurice Viton : Gauge cosmological model with variable light velocity. Comparison with QSO observational data. Modern Physics Letters A Vol.4 , no.23 (1989) pp. 2201-2210 Pdf Articles since 1994 1**- J.P.Petit** : The missing mass problem. Il Nuovo Cimento B Vol. 109 July 1994, pp. 697-710 Pdf 2**- J.P.Petit** : Twin Universe Cosmology: Astronomy and Space Science 226 : 273-307, 1995 Pdf 3 - P.Midy and J.P.Petit : Scale Invariant Cosmology . The International Journal of Modern Physics D Vol.8 june 1999 pp. 271-280 4**- J.P.Petit, P.Midy and F. Landsheat** : Twin matter against dark matter. Int. Meet. on astr. and Cosm. Marseille 25-29 june 2001. Pdf --- Preprints J.P.Petit and P.Midy : Repulsive dark matter. J.P.Petit and P.Midy : Matter ghost matter astrophysics. 1 : The geometrical framework. The matter era and Newtonian approximation. - J.P.Petit and P.Midy : Matter ghost matter astrophysics. 2 : Conjugated steady state metrics. Exact solutions. J.P.Petit and P.Midy : Matter ghost-matter astrophysics. 3: The radiative era : The problem of the "origin" of the universe. The problem of the homogeneity of the early universe. J.P.Petit and P.Midy : Matter ghost matter astrophysics. 4 : Joint gravitational instabilities. J.P.Petit, P.Midy and and F.Landsheat : Matter ghost matter astrophysics. 5 : Results of numerical 2d simulations. VLS. About a possible schema for galaxies' formation. J.P.Petit and F.Landsheat : Matter ghost matter astrophysics. 6 : Spiral structure. J.P.Petit and P.Midy : Matter-ghost matter astrophysics. 7 : Confinment of spheroidal galaxies by surounding ghost matter. J.P.Petit and P.Midy : Questionable black hole. Geometrical Physics A , 12, 2000 .
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