66 citations · 597 across the 33 of their papers we have counts for
Showing 2017 · astro-ph.GAShow all
2 papers · 2 filters
astro-ph.GA2017★ 49 cited
NoSOCS in SDSS. VI. The Environmental Dependence of AGN in Clusters and Field in the Local Universe
P. A. A. Lopes, A. L. B. Ribeiro, S. B. Rembold
We investigated the variation in the fraction of optical active galactic nuclei (AGN) hosts with stellar mass, as well as their local and global environments. Our sample is compose…
astro-ph.GA2017
The two-component virial theorem and the acceleration-discrepancy relation
Christine C. Dantas, Andre L. B. Ribeiro, Hugo V. Capelato
We revisit the "two-component virial theorem" (2VT) in the light of recent theoretical and observational results related to the "dark matter"(DM) problem. This modification of the…