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Tracing our Chemical Origins with the R-Process Alliance

ORAL · APR-L22 · ID: 3101022

Presentations

  • R-Process Alliance: Abundances of >2000 metal-poor stars

    ORAL

    –

    Presenters

    • Terese T Hansen

      Stockholm University

    Authors

    • Terese T Hansen

      Stockholm University

    • Anna Frebel

      Massachusetts Institute of Technology

    • Ian U Roederer

      North Carolina State University

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Rana Ezzeddine

      University of Florida

    • Charli M Sakari

      San Francisco State University

    • Vinicius M Placco

      NSF NOIRLab

    • Timothy C Beers

      University of Notre Dame

    • Mila Racca

      Stockholm University

    View abstract →

  • R-Process Alliance: The Principal Components of Metal-poor Stars

    ORAL

    –

    Presenters

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    Authors

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Ian U Roederer

      North Carolina State University

    • Joshua D Simon

      Carnegie Observatories

    • Timothy C Beers

      University of Notre Dame

    • Rana Ezzeddine

      University of Florida

    • Anna Frebel

      Massachusetts Institute of Technology

    • Terese T Hansen

      Stockholm University

    • Vinicius M Placco

      NSF NOIRLab

    • Charli M Sakari

      San Francisco State University

    View abstract →

  • The R-Process Alliance: Enrichment of R-process Elements in Simulated Milky Way-like Galaxies

    ORAL

    –

    Publication: 10.48550/arXiv.2410.11943<br>10.1093/mnras/stac2489

    Presenters

    • Yutaka Hirai

      Tohoku University

    Authors

    • Yutaka Hirai

      Tohoku University

    • Timothy C Beers

      University of Notre Dame

    • Young Sun Lee

      Chungnam National University

    • Shinya Wanajo

      Max Planck Institute for Gravitational Physics

    • Ian U Roederer

      North Carolina State University

    • Masaomi Tanaka

      Tohoku University

    • Masashi Chiba

      Tohoku University

    • Takayuki R Saitoh

      Kobe University

    • Vinicius M Placco

      NSF NOIRLab

    • Terese T Hansen

      Stockholm University

    • Rana Ezzeddine

      University of Florida

    • Anna Frebel

      Massachusetts Institute of Technology

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Charli M Sakari

      San Francisco State University

    View abstract →

  • The R-Process Alliance: Actinide Mass Fractions of R-Process Events through Cosmic Time

    ORAL

    –

    Presenters

    • Shivani P Shah

      University of Florida

    Authors

    • Shivani P Shah

      University of Florida

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Rana Ezzeddine

      University of Florida

    • Alexander P Ji

      University of Chicago

    • Terese T Hansen

      Stockholm University

    • Anna Frebel

      Massachusetts Institute of Technology

    • Vinicius M Placco

      NSF NOIRLab

    • Ian U Roederer

      North Carolina State University

    • Charli M Sakari

      San Francisco State University

    • Timothy C Beers

      University of Notre Dame

    • Sam A Usman

      University of Chicago

    • Mohammad K Mardini

      Zarqa University

    View abstract →

  • The R-Process Alliance: Investigations of the R-Process in Globular Clusters and Chemodynamically Tagged Groups

    ORAL

    –

    Publication: Cabrera Garcia, J., Sakari, C.M., Roederer, I.U., et al. 2024, The Astrophysical Journal, 967, 101. doi:10.3847/1538-4357/ad380b<br>Agnos, J., Sakari, C.M., Hansen, T.T., et al. 2025, in preparation

    Presenters

    • Charli M Sakari

      San Francisco State University

    Authors

    • Charli M Sakari

      San Francisco State University

    View abstract →

  • The R-Process-Alliance: Tracing the nucleosynthesis history of the faint r-process enhanced metal-poor stars in the MW halo

    ORAL

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    Publication: The Astrophysical Journal Supplement Series, Volume 274, Issue 2, id.39, 24 pp.

    Presenters

    • Avrajit Bandyopadhyay

      University of Florida

    Authors

    • Avrajit Bandyopadhyay

      University of Florida

    • Rana Ezzeddine

      University of Florida

    • Timothy C Beers

      University of Notre Dame

    • Vinicius M Placco

      NSF NOIRLab

    • Anna Frebel

      Massachusetts Institute of Technology

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Charli M Sakari

      San Francisco State University

    • Ian U Roederer

      North Carolina State University

    • Carlos Allende Prieto

      Instituto de Astrofísica de Canarias

    • Shivani P Shah

      University of Florida

    • Terese T Hansen

      Stockholm University

    • Nima Aria

      University of Florida

    View abstract →

  • R-Process Alliance: unveiling the abundance patterns of ten r-II stars through homogeneous spectral analysis

    ORAL

    –

    Publication: Planned paper: <br>R-Process Alliance: unveiling the abundance patterns of ten r-II stars through homogeneous spectral analysis

    Presenters

    • Mila Racca

      Stockholm University

    Authors

    • Mila Racca

      Stockholm University

    • Terese T Hansen

      Stockholm University

    • Ian U Roederer

      North Carolina State University

    • Vinicius M Placco

      NSF NOIRLab

    • Erika M Holmbeck

      Lawrence Livermore National Laboratory

    • Timothy C Beers

      University of Notre Dame

    • Rana Ezzeddine

      University of Florida

    • Anna Frebel

      Massachusetts Institute of Technology

    • Charli M Sakari

      San Francisco State University

    View abstract →