Type Ia SNe Along Redshift: The R(Si II) Ratio and the Expansion Velocities in Intermediate-z Supernovae

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Altavilla, G.; Ruiz-Lapuente, P.; Balastegui, A.; Méndez, J.; Irwin, M.; España-Bonet, C.; Ellis, R. S.; Folatelli, G.; Goobar, A.; Hillebrandt, W.; McMahon, R. M.; Nobili, S.; Stanishev, V.; Walton, N. A.;
  • Publisher: American Astronomical Society

We present a study of intermediate-z Type Ia supernovae (SNe Ia) using empirical physical diagrams which permit the investigation of those SNe explosions. This information can be very useful to reduce systematic uncertainties of the Hubble diagram of SNe Ia up to high z... View more
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