2 papers
astro-ph2003
The Intimate Link Between Accretion and BELR
F. Nicastro, A. Martocchia, G. Matt
In this paper I present evidence suggesting that the absence or presence of Hidden Broad Line Regions (HBLRs) in Seyfert 2 galaxies is regulated by the rate at which matter accrete…
astro-ph1999
Consequences of Hipparcos parallaxes for stellar evolutionary models. Three Hyades binaries: V818 Tauri, 51 Tauri, and Tauri
E. Lastennet, D. Valls-Gabaud, T. Lejeune +1
Three binary systems in the Hyades open cluster (51 Tau, V818 Tau, and Tau}, with known metallicity and good Johnson photometric data are used to test the validity of three i…