Publications (63)
The DEEP2 Galaxy Redshift Survey: Mean Ages and Metallicities of Red Field Galaxies at z ~ 0.9 from Stacked Keck/DEIMOS Spectra
Ricardo P. Schiavon, S. M. Faber, Nicholas Konidaris +10
Population Synthesis in the Blue I. Synthesis of the Integrated Spectrum of 47 Tucanae from its Color-Magnitude Diagram
Ricardo P. Schiavon, S. M. Faber, Bruno V. Castilho +1
The APOGEE Spectroscopic Survey of Kepler Planet Hosts: Feasibility, Efficiency, and First Results
Scott W. Fleming, Suvrath Mahadevan, Rohit Deshpande +33
UV Properties of Galactic Globular Clusters with GALEX II. Integrated colors
Emanuele Dalessandro, Ricardo P. Schiavon, Robert T. Rood +4
Testing the Asteroseismic Mass Scale Using Metal-Poor Stars Characterized with APOGEE and Kepler
Courtney R. Epstein, Yvonne P. Elsworth, Jennifer A. Johnson +29
Evidence for (and Against) Progenitor Bias in the Size Growth of Compact Red Galaxies
Stephanie K. Keating, Roberto G. Abraham, Ricardo P. Schiavon +5
Chemical Cartography with APOGEE: Metallicity Distribution Functions and the Chemical Structure of the Milky Way Disk
Michael R. Hayden, Jo Bovy, Jon A. Holtzman +32
A New Definition for the Ca4227 Feature: Is Calcium Really Underabundant in Early-type Galaxies?
L. C. Prochaska, James A. Rose, Ricardo P. Schiavon
The Apache Point Observatory Galactic Evolution Experiment (APOGEE)
Steven R. Majewski, Ricardo P. Schiavon, Peter M. Frinchaboy +75
The Open Cluster Chemical Analysis and Mapping Survey: Local Galactic Metallicity Gradient with APOGEE using SDSS DR10
Peter M. Frinchaboy, Benjamin Thompson, Kelly M. Jackson +31
Very Metal-poor Stars in the Outer Galactic Bulge Found by the Apogee Survey
Ana E. GarcÃa Pérez, Katia Cunha, Matthew Shetrone +27
The Eleventh and Twelfth Data Releases of the Sloan Digital Sky Survey: Final Data from SDSS-III
Shadab Alam, Franco D. Albareti, Carlos Allende Prieto +271
The age-metallicity structure of the Milky Way disk
J. Ted Mackereth, Jo Bovy, Ricardo P. Schiavon +11
Chemical tagging with APOGEE: Discovery of a large population of N-rich stars in the inner Galaxy
Ricardo P. Schiavon, Olga Zamora, Ricardo Carrera +42
The Data Reduction Pipeline for the Apache Point Observatory Galactic Evolution Experiment
David L. Nidever, Jon A. Holtzman, Carlos Allende Prieto +17
APOGEE Chemical Abundances of Globular Cluster Giants in the Inner Galaxy
Ricardo P. Schiavon, Jennifer A. Johnson, Peter M. Frinchaboy +27
Discovery of a Dynamical Cold Point in the Heart of the Sagittarius dSph Galaxy with Observations from the APOGEE Project
Steven R. Majewski, Sten Hasselquist, Ewa L. Åokas +30
The Identification of Blue Horizontal Branch Stars in the Integrated Spectra of Globular Clusters
Ricardo P. Schiavon, James A. Rose, Stephane Courteau +1
Population Synthesis in the Blue II. The Spectroscopic Age of 47 Tucanae
Ricardo P. Schiavon, S. M. Faber, James A. Rose +1
The Tenth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the SDSS-III Apache Point Observatory Galactic Evolution Experiment
Christopher P. Ahn, Rachael Alexandroff, Carlos Allende Prieto +232
Mass dependent Evolution of Field Early-Type Galaxies Since z=1
Alexander Fritz, Inger Jorgensen, Ricardo P. Schiavon
Do observed metallicity gradients of early-type galaxies support a hybrid formation scenario?
Ricardo L. C. Ogando, Marcio A. G. Maia, Cristina Chiappini +3
RXJ0848.6+4453: The Evolution of Galaxy Sizes and Stellar Populations in a z=1.27 Cluster
Inger Jorgensen, Kristin Chiboucas, Sune Toft +4
Abundances, Stellar Parameters, and Spectra From the SDSS-III/APOGEE Survey
Jon A. Holtzman, Matthew Shetrone, Jennifer A. Johnson +39
UV Properties of Galactic Globular Clusters with GALEX I. The Color-Magnitude Diagrams
Ricardo P. Schiavon, Emanuele Dalessandro, Sangmo T. Sohn +10
Chemical Cartography with APOGEE: Large-scale Mean Metallicity Maps of the Milky Way
Michael R. Hayden, Jon A. Holtzman, Jo Bovy +27
Metallicity Gradient And The Hybrid Formation Scenario For Early-Type Galaxies
Ricardo L. C. Ogando, Marcio A. G. Maia, Cristina Chiappini +3
Dissecting the Red Sequence--I. Star Formation Histories of Quiescent Galaxies: The Color-Magnitude vs. the Color-Sigma Relation
Genevieve J. Graves, S. M. Faber, Ricardo P. Schiavon
Chemical abundance gradients from open clusters in the Milky Way disk: results from the APOGEE survey
Katia Cunha, Peter M. Frinchaboy, Diogo Souto +23
Population Synthesis in the Blue III. The Integrated Spectrum of M67 and the Spectroscopic Age of M32
Ricardo P. Schiavon, Nelson Caldwell, James A. Rose
A Library of Integrated Spectra of Galactic Globular Clusters
Ricardo P. Schiavon, James A. Rose, Stephane Courteau +1
Are There Blue, Massive E/S0s at z < 1 ?: Kinematics of Blue Spheroidal Galaxy Candidates
Myungshin Im, S. M. Faber, Karl Gebhardt +5
Near-infrared Spectral Features in Single-aged Stellar Populations
Ricardo P. Schiavon, Beatriz Barbuy, Gustavo Bruzual
Young alpha-enriched giant stars in the solar neighbourhood
Marie Martig, Hans-Walter Rix, Victor Silva Aguirre +31
The Milky Way's circular velocity curve between 4 and 14 kpc from APOGEE data
Jo Bovy, Carlos Allende Prieto, Timothy C. Beers +30
The FeH Wing-Ford Band in Spectra of M Stars
Ricardo P. Schiavon, B. Barbuy, Patan D. Singh
The Near Infrared NaI Doublet Feature in M Stars
Ricardo P. Schiavon, Beatriz Barbuy, Silvia C. F. Rossi +1
Radial Age and Metal Abundance Gradients in the Stellar Content of M32
James A. Rose, Nobuo Arimoto, Nelson Caldwell +3
The Temperature Scale of Metal-Rich M Giants Based on TiO Bands: Population Synthesis in the Near Infrared
Ricardo P. Schiavon, Beatriz Barbuy
Tracing chemical evolution over the extent of the Milky Way's Disk with APOGEE Red Clump Stars
David L. Nidever, Jo Bovy, Jonathan C. Bird +40
Nonlinear Color-Metallicity Relations of Globular Clusters. V. Nonlinear Absorption-line Index versus Metallicity Relations and Bimodal Index Distributions of M31 Globular Clusters
Sooyoung Kim, Suk-Jin Yoon, Chul Chung +5
The APOGEE red-clump catalog: Precise distances, velocities, and high-resolution elemental abundances over a large area of the Milky Way's disk
Jo Bovy, David L. Nidever, Hans-Walter Rix +48
GNOMOS: The Gemini NIR-Optical Multi Object Spectrograph
Ricardo P. Schiavon, Andy Adamson, Kristin Chiboucas +20
Sloan Digital Sky Survey IV: Mapping the Milky Way, Nearby Galaxies, and the Distant Universe
Michael R. Blanton, Matthew A. Bershady, Bela Abolfathi +350
Star Clusters in M31. V. Evidence for Self-Enrichment in Old M31 Clusters from Integrated Spectroscopy
Ricardo P. Schiavon, Nelson Caldwell, Charlie Conroy +5
The WAGGS project - I. The WiFeS Atlas of Galactic Globular cluster Spectra
Christopher Usher, Nicola Pastorello, Sabine Bellstedt +9
Dissecting the Red Sequence. IV. The Role of Truncation in the Two-Dimensional Family of Early-Type Galaxy Star Formation Histories
Genevieve J. Graves, S. M. Faber, Ricardo P. Schiavon
Measuring Ages and Elemental Abundances from Unresolved Stellar Populations: Fe, Mg, C, N, and Ca
Genevieve J. Graves, Ricardo P. Schiavon
The DEEP2 Galaxy Redshift Survey: Design, Observations, Data Reduction, and Redshifts
Jeffrey A. Newman, Michael C. Cooper, Marc Davis +31
Ages and Abundances of Red Sequence Galaxies as a Function of LINER Emission Line Strength
Genevieve J. Graves, Sandra M. Faber, Ricardo P. Schiavon +1
ASPCAP: The Apogee Stellar Parameter and Chemical Abundances Pipeline
Ana E. GarcÃa Pérez, Carlos Allende Prieto, Jon A. Holtzman +27
Exploring Anticorrelations and Light Element Variations in Northern Globular Clusters Observed by the APOGEE Survey
Szabolcs Meszaros, Sarah L. Martell, Matthew Shetrone +20
Dissecting the Red Sequence--II. Star Formation Histories of Early-Type Galaxies Throughout the Fundamental Plane
Genevieve J. Graves, S. M. Faber, Ricardo P. Schiavon
The age-mass-metallicity-activity relation for solar-type stars: Comparisons with asteroseismology and the NGC 188 open cluster
Diego Lorenzo-Oliveira, Gustavo F. Porto de Mello, Ricardo P. Schiavon
GRACES: Gemini remote access to CFHT ESPaDOnS Spectrograph through the longest astronomical fiber ever made (Experimental phase completed.)
André-Nicolas Chené, John Pazder, Gregory Barrick +17
The Evolution of Cluster Early-Type Galaxies over the Past 8 Gyr
Alexander Fritz, Inger Jorgensen, Ricardo P. Schiavon +1
Population Synthesis Models for Late Build-Up of the Red Sequence
Justin J. Harker, Ricardo P. Schiavon, Benjamin J. Weiner +1
Population Synthesis in the Blue IV: Accurate Model Predictions for Lick Indices and UBV Colors in Single Stellar Populations
Ricardo P. Schiavon
The Apache Point Observatory Galactic Evolution Experiment: First Detection of High Velocity Milky Way Bar Stars
David L. Nidever, Gail Zasowski, Steven R. Majewski +33
History of Star Formation of Early Type Galaxies from Integrated Light: Clues from Stellar Ages and Abundances
Ricardo P. Schiavon
Infrared High-Resolution Integrated Light Spectral Analyses of M31 Globular Clusters from APOGEE
Charli M. Sakari, Matthew D. Shetrone, Ricardo P. Schiavon +10
Sodium and Oxygen Abundances in the Open Cluster NGC 6791 from APOGEE H-Band Spectroscopy
Katia Cunha, Verne V. Smith, Jennifer A. Johnson +27
Star Clusters in M 31. IV. A Comparative Analysis of Absorption Line Indices in Old M 31 and Milky Way Clusters
Ricardo P. Schiavon, Nelson Caldwell, Heather Morrison +4