Search Results - "Lane, Richard R."

Investigating APOKASC Red Giant Stars with Abnormal Carbon-to-nitrogen Ratios by Bufanda, Erica, Tayar, Jamie, Huber, Daniel, Hasselquist, Sten, Lane, Richard R.

“…Abstract The success of galactic archeology and the reconstruction of the formation history of our Galaxy relies critically on precise ages for large…”
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Do galaxy global relationships emerge from local ones? The SDSS IV MaNGA surface mass density–metallicity relation by Barrera-Ballesteros, Jorge K, Heckman, Timothy M, Zhu, Guangtun B, Zakamska, Nadia L, Sanchez, Sebastian F, Law, David, Wake, David, Green, Jenny E, Bizyaev, Dmitry, Oravetz, Daniel, Simmons, Audrey, Malanushenko, Elena, Pan, Kaike, Lopes, Alexandre Roman, Lane, Richard R

“…We present the stellar surface mass density versus gas metallicity (Σ*-Z) relation for more than 500 000 spatially resolved star-forming resolution elements…”
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The chemical compositions of accreted and in situ galactic globular clusters according to SDSS/APOGEE by Horta, Danny, Schiavon, Ricardo P, Mackereth, J Ted, Beers, Timothy C, Fernández-Trincado, José G, Frinchaboy, Peter M, García-Hernández, D A, Geisler, Doug, Hasselquist, Sten, Jönsson, Henrik, Lane, Richard R, Majewski, Steven R, Mészáros, Szabolcs, Bidin, Christian Moni, Nataf, David M, Roman-Lopes, Alexandre, Nitschelm, Christian, Vargas-González, J, Zasowski, Gail

“…ABSTRACT Studies of the kinematics and chemical compositions of Galactic globular clusters (GCs) enable the reconstruction of the history of star formation,…”
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On the Hunt for the Origins of the Orphan–Chenab Stream: Detailed Element Abundances with APOGEE and Gaia by Hawkins, Keith, Price-Whelan, Adrian M., Sheffield, Allyson A., Subrahimovic, Aidan Z., Beaton, Rachael L., Belokurov, Vasily, Erkal, Denis, Koposov, Sergey E., Lane, Richard R., Laporte, Chervin F. P., Nitschelm, Christian

“…Abstract Stellar streams in the Galactic halo are useful probes of the assembly of galaxies like the Milky Way. Many tidal stellar streams that have been found…”
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A Tale of Two Disks: Mapping the Milky Way with the Final Data Release of APOGEE by Imig, Julie, Price, Cathryn, Holtzman, Jon A., Stone-Martinez, Alexander, Majewski, Steven R., Weinberg, David H., Johnson, Jennifer A., Allende Prieto, Carlos, Beaton, Rachael L., Beers, Timothy C., Bizyaev, Dmitry, Blanton, Michael R., Brownstein, Joel R., Cunha, Katia, Fernández-Trincado, José G., Feuillet, Diane K., Hasselquist, Sten, Hayes, Christian R., Jönsson, Henrik, Lane, Richard R., Lian, Jianhui, Mészáros, Szabolcs, Nidever, David L., Robin, Annie C., Shetrone, Matthew, Smith, Verne, Wilson, John C.

“…Abstract We present new maps of the Milky Way disk showing the distribution of metallicity ([Fe/H]), α -element abundances ([Mg/Fe]), and stellar age, using a…”
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SDSS-IV MaNGA: The Effect of Stellar Mass and Halo Mass on the Assembly Histories of Satellite Galaxies by Oyarzún, Grecco A., Bundy, Kevin, Westfall, Kyle B., Lacerna, Ivan, Yan, Renbin, Brownstein, J. R., Drory, Niv, Lane, Richard R.

“…Abstract We combine an unprecedented MaNGA sample of over 3000 passive galaxies in the stellar mass range 10 9 –10 12 M ⊙ with the Sloan Digital Sky Survey…”
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Stellar Characterization and Radius Inflation of Hyades M-dwarf Stars from the APOGEE Survey by Wanderley, Fábio, Cunha, Katia, Souto, Diogo, Smith, Verne V., Cao, Lyra, Pinsonneault, Marc, Allende Prieto, C., Covey, Kevin, Masseron, Thomas, Pascucci, Ilaria, Stassun, Keivan G., Terrien, Ryan, Bergsten, Galen J., Bizyaev, Dmitry, Fernández-Trincado, José G., Jönsson, Henrik, Hasselquist, Sten, Holtzman, Jon A., Lane, Richard R., Mahadevan, Suvrath, Majewski, Steven R., Minniti, Dante, Pan, Kaike, Serna, Javier, Sobeck, Jennifer, Stringfellow, Guy S.

“…Abstract We present a spectroscopic analysis of a sample of 48 M-dwarf stars (0.2 M ⊙ < M < 0.6 M ⊙ ) from the Hyades open cluster using high-resolution H…”
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Rotational Evolution of Classical T Tauri Stars: Models and Observations by Serna, Javier, Pinzón, Giovanni, Hernández, Jesús, Manzo-Martínez, Ezequiel, Mauco, Karina, Román-Zúñiga, Carlos G., Calvet, Nuria, Briceño, Cesar, López-Valdivia, Ricardo, Kounkel, Marina, Stringfellow, Guy S., Stassun, Keivan G., Pinsonneault, Marc, Adame, Lucia, Cao, Lyra, Covey, Kevin, Bayo, Amelia, Roman-Lopes, Alexandre, Nitschelm, Christian, Lane, Richard R.

“…Abstract We developed a grid of stellar rotation models for low-mass and solar-type classical T Tauri stars (CTTS; 0.3 M ⊙ < M * < 1.2 M ⊙ ). These models…”
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Stellar Properties for a Comprehensive Collection of Star-forming Regions in the SDSS APOGEE-2 Survey by Román-Zúñiga, Carlos G., Kounkel, Marina, Hernández, Jesús, Ramírez, Karla Peña, López-Valdivia, Ricardo, Covey, Kevin R., Stutz, Amelia M., Roman-Lopes, Alexandre, Campbell, Hunter, Khilfeh, Elliott, Tapia, Mauricio, Stringfellow, Guy S., Downes, Juan José, Stassun, Keivan G., Minniti, Dante, Bayo, Amelia, Kim, Jinyoung Serena, Suárez, Genaro, Ybarra, Jason E., Fernández-Trincado, José G., Longa-Peña, Penélope, Ramírez-Preciado, Valeria, Serna, Javier, Lane, Richard R., García-Hernández, D. A., Beaton, Rachael L., Bizyaev, Dmitry, Pan, Kaike

“…Abstract The Sloan Digital Sky Survey IV APOGEE-2 primary science goal was to observe red giant stars throughout the Galaxy to study its dynamics, morphology,…”
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The distribution of [α/Fe] in the Milky Way disc by Vincenzo, Fiorenzo, Weinberg, David H, Miglio, Andrea, Lane, Richard R, Roman-Lopes, Alexandre

“…ABSTRACT Using a sample of red giant stars from the Apache Point Observatory Galactic Evolution Experiment (APOGEE) Data Release 16, we infer the conditional…”
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Evidence for Impact of Galaxy Mergers on Stellar Kinematics of Early-type Galaxies by Yoon, Yongmin, Park, Changbom, Chung, Haeun, Lane, Richard R.

“…Abstract We provide observational evidence that galaxy mergers significantly affect stellar kinematics of early-type galaxies (ETGs) such as specific stellar…”
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Spatial variations in the Milky Way disc metallicity–age relation by Feuillet, Diane K, Frankel, Neige, Lind, Karin, Frinchaboy, Peter M, García-Hernández, D A, Lane, Richard R, Nitschelm, Christian, Roman-Lopes, Alexandre

“…ABSTRACT Stellar ages are a crucial component to studying the evolution of the Milky Way. Using Gaia DR2 distance estimates, it is now possible to estimate…”
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SDSS-IV MaNGA: 3D spin alignment of spiral and S0 galaxies by Kraljic, Katarina, Duckworth, Christopher, Tojeiro, Rita, Alam, Shadab, Bizyaev, Dmitry, Weijmans, Anne-Marie, Boardman, Nicholas Fraser, Lane, Richard R

“…ABSTRACT We investigate the 3D spin alignment of galaxies with respect to the large-scale filaments using the MaNGA survey. The cosmic web is reconstructed…”
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SDSS-IV MaNGA: stellar initial mass function variation inferred from Bayesian analysis of the integral field spectroscopy of early-type galaxies by Zhou, Shuang, Mo, H J, Li, Cheng, Zheng, Zheng, Li, Niu, Du, Cheng, Mao, Shude, Parikh, Taniya, Lane, Richard R, Thomas, Daniel

“…ABSTRACT We analyse the stellar initial mass functions (IMF) of a large sample of early-type galaxies (ETGs) provided by MaNGA (Mapping Nearby Galaxies at…”
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SDSS-IV MaNGA: environmental dependence of gas metallicity gradients in local star-forming galaxies by Lian, Jianhui, Thomas, Daniel, Li, Cheng, Zheng, Zheng, Maraston, Claudia, Bizyaev, Dmitry, Lane, Richard R, Yan, Renbin

“…ABSTRACT Within the standard model of hierarchical galaxy formation in a Λ cold dark matter universe, the environment of galaxies is expected to play a key…”
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SDSS-IV MaNGA: full spectroscopic bulge-disc decomposition of MaNGA early-type galaxies by Tabor, Martha, Merrifield, Michael, Aragón-Salamanca, Alfonso, Fraser-McKelvie, Amelia, Peterken, Thomas, Smethurst, Rebecca, Drory, Niv, Lane, Richard R

“…Abstract By applying spectroscopic decomposition methods to a sample of MaNGA early-type galaxies, we separate out spatially and kinematically distinct stellar…”
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SDSS-IV MaNGA: The link between bars and the early cessation of star formation in spiral galaxies by Fraser-McKelvie, Amelia, Merrifield, Michael, Aragón-Salamanca, Alfonso, Peterken, Thomas, Kraljic, Katarina, Masters, Karen, Stark, David, Fragkoudi, Francesca, Smethurst, Rebecca, Fraser Boardman, Nicholas, Drory, Niv, Lane, Richard R

“…ABSTRACT Bars are common in low-redshift disc galaxies, and hence quantifying their influence on their host is of importance to the field of galaxy evolution…”
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The chemical characterization of halo substructure in the Milky Way based on APOGEE by Horta, Danny, Schiavon, Ricardo P, Mackereth, J Ted, Weinberg, David H, Hasselquist, Sten, Feuillet, Diane, O’Connell, Robert W, Anguiano, Borja, Allende-Prieto, Carlos, Beaton, Rachael L, Bizyaev, Dmitry, Cunha, Katia, Geisler, Doug, García-Hernández, D A, Holtzman, Jon, Jönsson, Henrik, Lane, Richard R, Majewski, Steve R, Mészáros, Szabolcs, Minniti, Dante, Nitschelm, Christian, Shetrone, Matthew, Smith, Verne V, Zasowski, Gail

“…ABSTRACT Galactic haloes in a Λ-CDM universe are predicted to host today a swarm of debris resulting from cannibalized dwarf galaxies. The chemodynamical…”
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Unveiling the time evolution of chemical abundances across the Milky Way disc with APOGEE by Ratcliffe, Bridget, Minchev, Ivan, Anders, Friedrich, Khoperskov, Sergey, Guiglion, Guillaume, Buck, Tobias, Cunha, Katia, Queiroz, Anna, Nitschelm, Christian, Meszaros, Szabolcs, Steinmetz, Matthias, de Jong, Roelof S, Nepal, Samir, Lane, Richard R, Sobeck, Jennifer

“…ABSTRACT Chemical abundances are an essential tool in untangling the Milky Way’s enrichment history. However, the evolution of the interstellar medium…”
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Homogeneous analysis of globular clusters from the APOGEE survey with the BACCHUS code – II. The Southern clusters and overview by Mészáros, Szabolcs, Masseron, Thomas, García-Hernández, D A, Allende Prieto, Carlos, Beers, Timothy C, Bizyaev, Dmitry, Chojnowski, Drew, Cohen, Roger E, Cunha, Katia, Dell’Agli, Flavia, Ebelke, Garrett, Fernández-Trincado, José G, Frinchaboy, Peter, Geisler, Doug, Hasselquist, Sten, Hearty, Fred, Holtzman, Jon, Johnson, Jennifer, Lane, Richard R, Lacerna, Ivan, Longa-Peña, Penelopé, Majewski, Steven R, Martell, Sarah L, Minniti, Dante, Nataf, David, Nidever, David L, Pan, Kaike, Schiavon, Ricardo P, Shetrone, Matthew, Smith, Verne V, Sobeck, Jennifer S, Stringfellow, Guy S, Szigeti, László, Tang, Baitian, Wilson, John C, Zamora, Olga

“…ABSTRACT We investigate the Fe, C, N, O, Mg, Al, Si, K, Ca, Ce, and Nd abundances of 2283 red giant stars in 31 globular clusters from high-resolution spectra…”
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