Browsing Institutt for teoretisk astrofysikk by Author "Hansen, Terese T."

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  • Chemical Analysis of the Ultrafaint Dwarf Galaxy Grus II. Signature of High-mass Stellar Nucleosynthesis 
    Hansen, Terese T.; Marshall, Jennifer L.; Simon, J. D.; Li, Ting S.; Bernstein, R. A.; Pace, A. B.; Ferguson, P.; Nagasawa, D. Q.; Kuehn, Kyler; Carollo, Daniela; Geha, Marla; James, David; Walker, Alistair; Diehl, H. T.; Aguena, M.; Allam, S.; Avila, S.; Bertin, E.; Brooks, David; Buckley-Geer, E.; Burke, David L.; Carnero Rosell, A.; Carrasco Kind, Matias; Carretero, J.; Costanzi, M.; Da Costa, L. N.; Desai, S.; De Vicente, J.; Doel, P.; Eckert, Kathleen; Eifler, T. F.; Everett, S.; Ferrero, Ismael; Frieman, J.; García-Bellido, Juan; Gaztanaga, E.; Gerdes, David W.; Gruen, Daniel; Gruendl, Robert A.; Gschwend, J.; Gutierrez, G.; Hinton, Samuel R.; Hollowood, Devon L.; Honscheid, K.; Kuropatkin, N.; Maia, M. A. G.; March, M.; Miquel, Ramon; Palmese, Antonella; Paz-Chinchón, Francisco; Plazas, Andrés A.; Sanchez, E.; Santiago, B.; Scarpine, V.; Serrano, S.; Smith, Mathew; Soares-Santos, Marcelle; Suchyta, E.; Swanson, M. E. C.; Tarle, G.; Varga, T. N.; Wilkinson, R. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
  • Timing the r-process Enrichment of the Ultra-faint Dwarf Galaxy Reticulum II 
    Simon, Joshua D.; Brown, Thomas M.; Mutlu-Pakdil, Burçin; Ji, Alexander P.; Drlica-Wagner, Alex; Avila, Roberto J.; Martínez-Vázquez, Clara E.; Li, Ting S.; Balbinot, Eduardo; Bechtol, Keith; Frebel, Anna; Geha, Marla; Hansen, Terese T.; James, David J.; Pace, Andrew B.; Aguena, Michel; Alves, O.; Andrade-Oliveira, F.; Annis, J.; Bacon, D.; Bertin, E.; Brooks, D.; Burke, D. L.; Carnero Rosell, A.; Carrasco Kind, M.; Carretero, J.; Costanzi, M.; da Costa, Luiz N.; De Vicente, J.; Desai, S.; Doel, P.; Everett, S.; Ferrero, Ismael (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    The ultra-faint dwarf galaxy Reticulum II (Ret II) exhibits a unique chemical evolution history, with % of its stars strongly enhanced in r-process elements. We present deep Hubble Space Telescope photometry of Ret II and ...