48 citations · 462 across the 19 of their papers we have counts for
19 papers
SMARTY: The mileS Moderate resolution neAr-infRared sTellar librarY
Michele Bertoldo-Coêlho, Rogério Riffel, Marina Trevisan +13
Most of the observed galaxies cannot be resolved into individual stars and are studied through their integrated spectrum using simple stellar populations (SSPs) models, with stella…
The AGNIFS survey: spatially resolved observations of hot molecular and ionised outflows in nearby active galaxies
R. A. Riffel, T. Storchi-Bergmann, R. Riffel +17
We present the hot molecular and warm ionised gas kinematics for 33 nearby () X-ray selected active galaxies using the Hm and Br emiss…
Gemini NIFS survey of feeding and feedback processes in nearby Active Galaxies: VI -- Stellar Populations
Rogério Riffel, Luis G. Dahmer-Hahn, Rogemar A. Riffel +8
We use Gemini Near-Infrared Integral Field Spectrograph (NIFS) adaptive optics assisted data-cubes to map the stellar population of the inner few hundred parsecs of a sample of 18…
Gemini NIFS survey of feeding and feedback in nearby Active Galaxies -- V. Molecular and Ionised Gas Kinematics
M. Bianchin, R. A. Riffel, T. Storchi-Bergmann +7
We study the gas distribution and kinematics of the inner kpc of six moderately luminous (43.43log44.83) nearby () Seyfert galaxies…
A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE).XII. Ionised gas emission in the inner regions of lenticular galaxies
A. Boselli, M. Fossati, A. Longobardi +24
As part of the VESTIGE survey, a blind narrow-band Ha+[NII] imaging survey of the Virgo cluster carried out with MegaCam at the CFHT, we discovered 8 massive lenticular galaxies wi…
A Gemini-NIFS view of the merger remnant NGC 34
J. C. Motter, R. Riffel, T. V. Ricci +8
The merger remnant NGC 34 is a local luminous infrared galaxy (LIRG) hosting a nuclear starburst and a hard X-ray source associated with a putative, obscured Seyfert~2 nucleus. In…
The AGNIFS survey: distribution and excitation of the hot molecular and ionised gas in the inner kpc of nearby AGN hosts
R. A. Riffel, T. Storchi-Bergmann, R. Riffel +13
We use the Gemini NIFS instrument to map the Hm and Br flux distributions in the inner 0.04-2 kpc of a sample of 36 nearby active galaxies ($0.001\lesssim z\lesssim0…
Gemini NIFS survey of feeding and feedback in nearby Active Galaxies -- IV. Excitation
Rogemar A. Riffel, Marina Bianchin, Rogerio Riffel +5
The near-infrared spectra of Active Galactic Nuclei (AGN) present emission lines of different atomic and molecular species. The mechanisms involved in the origin of these emission…
Exploring the AGN-Merger Connection in Arp 245 I: Nuclear Star Formation and Gas Outflow in NGC 2992
Muryel Guolo-Pereira, Daniel Ruschel-Dutra, Thaisa Storchi-Bergmann +5
Galaxy mergers are central to our understanding of galaxy formation, especially within the context of hierarchical models. Besides having a large impact on the star formation histo…
A panchromatic spatially resolved study of the inner 500pc of NGC1052 -- II: Gas excitation and kinematics
Luis G. Dahmer-Hahn, Rogério Riffel, Tiago V. Ricci +8
We map the optical and near-infrared (NIR) emission-line flux distributions and kinematics of the inner 320535pc of the elliptical galaxy NGC1052. The integral field sp…
Gemini NIFS survey of feeding and feedback in nearbyActive Galaxies - III. Ionized versus warm molecular gasmasses and distributions
Astor J. Schonell, Thaisa Storchi-Bergmann, Rogemar A. Riffel +5
We have used the Gemini Near-Infrared Integral Field Spectrograph (NIFS) in the J and K bands to map the distribution, excitation and kinematics of the ionized HII and warm molecul…
A panchromatic spatially resolved study of the inner 500 pc of NGC 1052 - I: Stellar population
Luis Gabriel Dahmer-Hahn, Rogério Riffel, João Evangelista Steiner +6
We map optical and near-infrared (NIR) stellar population properties of the inner 320535pc of the elliptical galaxy NGC1052. The optical and NIR spectra were obtained u…
A SINFONI view of the nuclear activity and circumnuclear star formation in NGC 4303 - II: Spatially resolved stellar populations
Natacha Z. Dametto, Rogério Riffel, Luis Colina +11
We present a spatially resolved stellar population study of the inner 200\,pc radius of NGC4303 based on near-infrared integral field spectroscopy with SINFONI/VLT at a spati…
Probing Evolutionary Population Synthesis Models in the Near Infrared with Early Type Galaxies
Luis Gabriel Dahmer-Hahn, Rogério Riffel, Alberto Rodríguez-Ardila +5
We performed a near-infrared (NIR, 1.0m-2.4m) stellar population study in a sample of early type galaxies. The synthesis was performed using five different evolutionary…
Gemini NIFS survey of feeding and feedback processes in nearby Active Galaxies: II -The sample and surface mass density profiles
R. A. Riffel, T. Storchi-Bergmann, R. Riffel +10
We present and characterize a sample of 20 nearby Seyfert galaxies selected for having BAT 14--195keV luminosities erg s, redshift 0.015, being acc…
Gemini NIFS survey of feeding and feedback processes in nearby Active Galaxies: I - Stellar kinematics
Rogemar A. Riffel, Thaisa Storchi-Bergmann, Rogerio Riffel +4
We use the Gemini Near-Infrared Integral Field Spectrograph (NIFS) to map the stellar kinematics of the inner few hundred parsecs of a sample of 16 nearby Seyfert galaxies, at a sp…
The complex, dusty narrow-line region of NGC 4388: Gas-jet interactions, outflows, and extinction revealed by near-IR spectroscopy
A. Rodriguez-Ardila, R. E. Mason, L. Martins +14
We present Gemini/GNIRS spectroscopy of the Seyfert 2 galaxy NGC 4388, with simultaneous coverage from 0.85 - 2.5 m. Several spatially-extended emission lines are detected for t…
A SINFONI view of the nuclear activity and circum-nuclear star formation in NGC 4303
Rogemar A. Riffel, L. Colina, T. Storchi-Bergmann +8
We present new maps of emission-line flux distributions and kinematics in both ionized (traced by HI and [FeII] lines) and molecular (H2) gas of the inner 0.7x0.7kpc2 of the galaxy…
Probing the Circumnuclear Stellar Populations of Starburst Galaxies in the Near-infrared
N. Z. Dametto, R. Riffel, M. G. Pastoriza +3
We employ the NASA Infrared Telescope Facility's near-infrared spectrograph SpeX at 0.8-2.4m to investigate the spatial distribution of the stellar populations (SPs) in four wel…