From Actinides to Zinc: Using the Full Abundance Pattern of the Brightest Star in Reticulum II to Distinguish between Different

by Ji, Alexander P., Frebel, Anna L.
Published 2018

Collapsar R-process Yields Can Reproduce [Eu/Fe] Abundance Scatter in Metal-poor Stars

by Brauer, Kaley, Ji, Alexander P., Drout, Maria R., Frebel, Anna
Published 2022

The R-process alliance: discovery of the first metal-poor star with a combined r- and s-process element signature

by Gull, Maude, Frebel, Anna, Cain, Madelyn G., Ji, Alexander P., Ezzeddine, Rana
Published 2020

R-process-rich Stellar Streams in the Milky Way*

by Gull, Maude, Frebel, Anna, Hinojosa, Karina, Roederer, Ian U, Ji, Alexander P, Brauer, Kaley
Published 2022

Chemical Abundances of New Member Stars in the Tucana II Dwarf Galaxy

by Ji, Alexander P., Jerjen, Helmut, Kim, Dongwon, Norris, John E., Chiti, Anirudh, Frebel, Anna L.
Published 2018

Selecting ultra-faint dwarf candidate progenitors in cosmological N-body simulations at high redshifts

by Safarzadeh, Mohammadtaher, Ji, Alexander P, Dooley, Gregory Alan, Frebel, Anna L., Scannapieco, Evan, Gómez, Facundo A, O'Shea, Brian W
Published 2019

An extended halo around an ancient dwarf galaxy

by Chiti, Anirudh, Frebel, Anna, Simon, Joshua D., Erkal, Denis, Chang, Laura J., Necib, Lina, Ji, Alexander P., Jerjen, Helmut, Kim, Dongwon, Norris, John E.
Published 2022

An extended halo around an ancient dwarf galaxy

by Chiti, Anirudh, Frebel, Anna, Simon, Joshua D, Erkal, Denis, Chang, Laura J, Necib, Lina, Ji, Alexander P, Jerjen, Helmut, Kim, Dongwon, Norris, John E
Published 2022

The R-Process Alliance: chemical abundances for a trio of R-process-enhanced stars -- one strong, one moderate, and one mild

by Cain, Madelyn, Frebel, Anna, Gull, Maude, Ji, Alexander P., Placco, Vinicius M., Beers, Timothy C., Meléndez, Jorge, Ezzeddine, Rana, Casey, Andrew R., Hansen, Terese T., Roederer, Ian U., Sakari, Charli
Published 2020