Search Results - "De La Reza, R."

On the common origin of the AB Doradus moving group and the Pleiades cluster by Ortega, V. G., Jilinski, E., De La Reza, R., Bazzanella, B.

“…AB Doradus (AB Dor) is the nearest identified moving group. As with other such groups, the age is important for understanding of several key questions. It is…”
Get full text

CoRoT observations of the young open cluster Dolidze 25 by Ripepi, V., Leccia, S., Baglin, A., Ruoppo, A., Bernabei, S., Zwintz, K., Cusano, F., Gandolfi, D., Guenter, E. W., Alencar, S., Marconi, M., Monteiro, M. J. P. F. G., Palla, F., Alcalá, J. M., Boehm, T., Catala, C., Chavero, C., Corradi, W. S., Degl’Innocenti, S., de la Reza, R., Deluil, M., Favata, F., Fernandez, M., Gregorio-Hetem, J., Lepine, J. D. R., Pinheiro, F. J. G., Prada Moroni, P. G., Quast, G., Torres, C. A. O., Weiss, W.

“…We present some preliminary results based on the CoRoT observations of the young distant cluster Dolidze 25. The light curve for the 28 stars observed by the…”
Get full text

The Southern Photometric Local Universe Survey (S-PLUS): improved SEDs, morphologies, and redshifts with 12 optical filters by Mendes de Oliveira, C, Ribeiro, T, Schoenell, W, Kanaan, A, Overzier, R A, Molino, A, Sampedro, L, Coelho, P, Barbosa, C E, Cortesi, A, Costa-Duarte, M V, Herpich, F R, Hernandez-Jimenez, J A, Placco, V M, Xavier, H S, Abramo, L R, Saito, R K, Chies-Santos, A L, Ederoclite, A, Lopes de Oliveira, R, Gonçalves, D R, Akras, S, Almeida, L A, Almeida-Fernandes, F, Beers, T C, Bonatto, C, Bonoli, S, Cypriano, E S, Vinicius-Lima, E, de Souza, R S, Fabiano de Souza, G, Ferrari, F, Gonçalves, T S, Gonzalez, A H, Gutiérrez-Soto, L A, Hartmann, E A, Jaffe, Y, Kerber, L O, Lima-Dias, C, Lopes, P A A, Menendez-Delmestre, K, Nakazono, L M I, Novais, P M, Ortega-Minakata, R A, Pereira, E S, Perottoni, H D, Queiroz, C, Reis, R R R, Santos, W A, Santos-Silva, T, Santucci, R M, Barbosa, C L, Siffert, Beatriz B, Sodré, L, Torres-Flores, S, Westera, P, Whitten, D D, Alcaniz, J S, Alonso-García, Javier, Alencar, S, Alvarez-Candal, A, Amram, P, Azanha, L, Barbá, R H, Bernardinelli, P H, Borges Fernandes, M, Branco, V, Brito-Silva, D, Buzzo, M L, Caffer, J, Campillay, A, Cano, Z, Carvano, J M, Castejon, M, Cid Fernandes, R, Dantas, M L L, Daflon, S, Damke, G, de la Reza, R, de Melo de Azevedo, L J, De Paula, D F, Diem, K G, Donnerstein, R, Dors, O L, Dupke, R, Eikenberry, S, Escudero, Carlos G, Faifer, Favio R, Farías, H, Fernandes, B, Fernandes, C, Fontes, S, Galarza, A, Hirata, N S T, Katena, L, Gregorio-Hetem, J, Hernández-Fernández, J D, Izzo, L, Jaque Arancibia, M, Jatenco-Pereira, V

“…The Southern Photometric Local Universe Survey (S-PLUS) is imaging ∼9300 deg2 of the celestial sphere in 12 optical bands using a dedicated 0.8 m robotic…”
Get full text

Stellar Parameters and Metallicities of Stars Hosting Jovian and Neptunian Mass Planets: A Possible Dependence of Planetary Mass on Metallicity by Ghezzi, L, Cunha, K, Smith, V. V, de Araújo, F. X, Schuler, S. C, de la Reza, R

“…The metal content of planet-hosting stars is an important ingredient that may affect the formation and evolution of planetary systems. Accurate stellar…”
Get full text

Emerging trends in metallicity and lithium properties of debris disc stars by Chavero, C, de la Reza, R, Ghezzi, L, Llorente de Andrés, F, Pereira, C B, Giuppone, C, Pinzón, G

“…ABSTRACT Dwarf stars with debris discs and planets appear to be excellent laboratories to study the core accretion theory of planets formation. These systems…”
Get full text

Lithium Abundances in a Sample of Planet-hosting Dwarfs by Ghezzi, L, Cunha, K, Smith, V. V, de la Reza, R

“…This work presents a homogeneous determination of lithium abundances in a large sample of giant-planet-hosting stars (N = 117) and a control sample of disk…”
Get full text

A Dynamical Study of Suspected Runaway Stars as Traces of Past Supernova Explosions in the Region of the Scorpius-Centaurus OB Association by Jilinski, E, Ortega, V. G, Drake, N. A, de la Reza, R

“…We address the question of identifying possible past supernovae events taking place in the region of the Scorpius-Centaurus (Sco-Cen) OB association based on…”
Get full text

The Origin of the β Pictoris Moving Group by Ortega, V. G, de la Reza, R, Jilinski, E, Bazzanella, B

Get full text

Carbon Isotope Ratios in Very Lithium-Rich K Giants by da Silva, L, de la Reza, R, Barbuy, B

Get full text

New Aspects of the Formation of the β Pictoris Moving Group by Ortega, V. G, de la Reza, R, Jilinski, E, Bazzanella, B

“…In a previous work, we explored the possibility that the beta Pictoris moving group (BPMG), consisting of low-mass post-T Tauri stars, was formed near the…”
Get full text

On the Origin of the Very Young Groups η and ε Chamaeleontis by Jilinski, E., Ortega, V. G., de la Reza, R.

Get full text

Dynamical Evolution and Spectral Characteristics of the Stellar Group Mamajek 2 by Jilinski, E, Ortega, V. G, de la Reza, R, Drake, N. A, Bazzanella, B

“…The dynamical evolution of the recently detected stellar group Mamajek 2 is studied by means of its past three-dimensional orbit. The past orbits of the open…”
Get full text

Lithium Enrichment-Mass-Loss Connection in K Giant Stars by de la Reza, R, Drake, N. A, da Silva, L

Get full text

Star formation triggered by SN explosions: an application to the stellar association of   Pictoris by Melioli, C., De Gouveia Dal Pino, E. M., De La Reza, R., Raga, A.

“…In the present study, considering the physical conditions that are relevant in interactions between supernova remnants (SNRs) and dense molecular clouds for…”
Get full text

On a Rapid Lithium Enrichment and Depletion of K Giant Stars by de la Reza, R, Drake, N. A, da Silva, L, Torres, C. A. O, Martin, E. L

Get full text

Star formation triggered by SN explosions: an application to the stellar association of β Pictoris by Melioli, C., De Gouveia Dal Pino, E. M., De La Reza, R., Raga, A.

“…In the present study, considering the physical conditions that are relevant in interactions between supernova remnants (SNRs) and dense molecular clouds for…”
Get full text

Episodic Mass Loss and Rapid Lithium Enrichment and Depletion in K Giants by De La Reza, R, Drake, Na, Da Silva, L

Get full text

MEASUREMENTS OF THE ISOTOPIC RATIO 6 Li/ 7 Li IN STARS WITH PLANETS by Ghezzi, L., Cunha, K., Smith, V. V., Margheim, S., Schuler, S., de Araújo, F. X., de la Reza, R.

Get full text

A possible stellar metallic enhancement in post-T Tauri stars by a planetesimal bombardment by Winter, O. C., De La Reza, R., Domingos, R. C., Boldrin, L. A. G., Chavero, C.

Get full text

On the common origin of the AB Doradus moving group and the Pleiades cluster by Ortega, V. G., Jilinski, E., De La Reza, R., Bazzanella, B.

Get full text