Chemical tagging with APOGEE: Discovery of a large population of N-rich stars in the inner Galaxy

Alfred P. Sloan Foundation; National Science Foundation; US Department of Energy Office of Science; University of Arizona; Brazilian Participation Group; Brookhaven National Laboratory; University of Cambridge; Carnegie Mellon University; University of Florida; French Participation Group; German Participation Group; Harvard University; Instituto de Astrofisica de Canarias; Michigan State/Notre Dame/JINA Participation Group; Johns Hopkins University; Lawrence Berkeley National Laboratory; Max Planck Institute for Astrophysics; New Mexico State University; New York University; Ohio State University; Pennsylvania State University; University of Portsmouth; Princeton University; Spanish Participation Group; University of Tokyo; University of Utah; Vanderbilt University; University of Virginia; University of Washington; Yale University; Physics Frontier Center/Joint Institute or Nuclear Astrophysics (JINA) [PHY 14-30152]; Physics Frontier Center/JINA Center for the Evolution of the Elements (JINA-CEE) by the US National Science Foundation; US National Science Foundation; Spanish Ministry of Economy and Competitiveness [AYA2010-16717, AYA2013-42781P]; Spanish Ministry of Economy and Competitiveness (MINECO) [AYA2014-56359-P]; Australian Research Council through DECRA Fellowship [DE140100598]; Janos Bolyai Research Scholarship of the Hungarian Academy of Sciences; Ramon y Cajal fellowship [RYC-2013-14182]; MINECO [AYA-2014-58082-P]