Research

Nuclear Star Clusters

A high occurrence of nuclear star clusters in faint Coma galaxies, and the role of mass and environment

Showing that the nucleation fraction in Coma over three decades in dwarf galaxy luminosity is higher than inany other known environment.

E. J. B. Zanatta, R. Sánchez-Janssen, A. L. Chies-Santos, R. S. de Souza, and J. P. Blakeslee (MNRAS, 2021)

Nuclear star clusters in the Shapley Supercluster: the role of environment in the nucleation of galaxies within the largest mass concentration in the nearby universe

Investigating the role of environment in galaxy nucleation studying galaxies in three clusters within the Shapley Supercluster (A3558, A1736 and A3571).

E. J. B. Zanatta, R. Sánchez-Janssen, A. L. Chies-Santos, R. S. de Souza, and J. P. Blakeslee (in prep.)

Globular Clusters

Exploring the influence of alpha-enhanced SSP models to reproduce the observed colours of globular clusters in high-density environments

Investigating the stellar populations of GCs in M87 and NGC3311/NGC3309 with state-of-the-art SSP models and deep photometry from optical to NIR.

E. J. B. Zanatta, A. L. Chies-Santos, A. Vazdekis, M. Beasley, M. Hilker, I. Georgiev, et al. (in prep.)

Chromodynamical Model of Lenticular Galaxies

Unravelling the origins and evolution of Lenticular (S0) galaxies using kinematics of Globular Clusters and Planetary Nebulae.

E. J. B. Zanatta, A. Cortesi, A. L. Chies-Santos, D. A. Forbes, A. J. Romanowsky, A. B. Alabi, L. Coccato, C. Mendes de Oliveira, J. P. Brodie, and M. Merrifield (MNRAS, 2018)

Low Surface Brightness (LSB) Galaxies

Low surface brightness dwarf galaxies around the low density environment of our closest S0 NGC3115

Characterisation of faint dwarf galaxies in the system of NGC3115.

A. L. Chies-Santos, C. Furlanetto, M. Canossa, R. Flores-Freitas, W. Schoenell, E. J. B. Zanatta, R. Overzier, B. Santiago, A. Pieres, E. Balbinot, K. A. Alamo-Martinez (in prep.)