Nuclear activity in $z<0.3$ QSO 2's mainly triggered by galaxy mergers

Bruna L. C. Araujo, Thaisa Storchi-Bergmann, Sandro B. Rembold +2

We investigate the role of the close environment on the nuclear activity of a sample of 436 nearby ($z<0.3$) QSO 2's -- selected from SDSS-III spectra, via comparison of their envi…