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19922026
Showing 2000Show all

55 papers · 1 filter

astro-ph2000★ 526 cited

The O-Na and Mg-Al Anticorrelations in Turn-Off and early Subgiants in Globular Clusters

R. G. Gratton, P. Bonifacio, A. Bragaglia +16

High dispersion spectra (R>40,000) for a quite large number of stars at the main sequence turn-off and at the base of the subgiant branch in NGC6397 and NGC6752 were obtained with…

astro-ph2000★ 67 cited

Supernova types and rates

Enrico Cappellaro, Massimo Turatto

We review the basic properties of the different supernova types identified in the current taxonomy, with emphasis on the more recent developments. To help orienting in the variegat…

astro-ph2000★ 2.7k cited

Populating a cluster of galaxies - I. Results at z=0

Volker Springel, Simon White, Giuseppe Tormen +1

We simulate the assembly of a massive rich cluster and the formation of its constituent galaxies in a flat, low-density universe. Our most accurate model follows the collapse, the…

astro-ph2000

Optical Spectra of Dusty Starbursts

B. M. Poggianti

This contribution presents the optical spectral properties of FIR-luminous galaxies, whose distinctive feature is often the simultaneous presence in the spectra of a strong $\rm Hδ…

astro-ph2000

Star Formation History in the Solar Vicinity

Bertelli Gianpaolo, Nasi Emma

The star formation history in the solar neighbourhood is inferred comparing a sample of field stars from the Hipparcos Catalog with synthetic CMDs. We considered separately the mai…

astro-ph2000★ 77 cited

Star Formation and Selective Dust Extinction in Luminous Starburst Galaxies

Bianca M. Poggianti, Alessandro Bressan, Alberto Franceschini

We investigate the star formation and dust extinction properties of very luminous infrared galaxies whose spectra display a strong Hdelta line in absorption and a moderate [OII] em…