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, University of Notre Dame
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Chemical Abundances in the Leiptr Stellar Stream: A Disrupted Ultra-faint Dwarf Galaxy?
Volume 19, Issue 43 - article #3
Kaia R. Atzberger
,
Sam A. Usman
,
Alexander P. Ji
,
Lara R. Cullinane
,
Denis Erkal
,
Terese T. Hansen
,
Geraint F. Lewis
,
Ting S. Li
,
Guilherme Limberg
,
Alice Luna
,
Sarah L. Martell
,
Madeleine McKenzie
,
Andrew B. Pace
,
Daniel B. Zucker
https://arxiv.org/abs/2410.17312
Eridanus III and DELVE 1: Carbon-rich Primordial Star Clusters or the Smallest Dwarf Galaxies?
Volume 19, Issue 42 - article #4
Joshua D. Simon
,
Ting S. Li
,
Alexander P. Ji
,
Andrew B. Pace
,
Terese T. Hansen
,
William Cerny
,
Ivanna Escala
,
Sergey E. Koposov
,
Alex Drlica-Wagner
,
Sidney Mau
,
Evan N. Kirby
https://arxiv.org/abs/2410.08276
The $R$-process Alliance: Enrichment of $R$-process Elements in a Simulated Milky Way-like Galaxy
Volume 19, Issue 42 - article #9
Yutaka Hirai
,
Timothy C. Beers
,
Young Sun Lee
,
Shinya Wanajo
,
Ian U. Roederer
,
Masaomi Tanaka
,
Masashi Chiba
,
Takayuki R. Saitoh
,
Vinicius M. Placco
,
Terese T. Hansen
,
Rana Ezzeddine
,
Anna Frebel
,
Erika M. Holmbeck
,
Charli M. Sakari
https://arxiv.org/abs/2410.11943
The R-process Alliance: Fifth Data Release from the Search for R-process-enhanced Metal-poor Stars in the Galactic Halo with the GTC
Volume 19, Issue 40 - article #11
Avrajit Bandyopadhyay
,
Rana Ezzeddine
,
Carlos Allende Prieto
,
Nima Aria
,
Shivani P. Shah
,
Timothy C. Beers
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Vinicius M. Placco
The Astrophysical Journal Supplement
https://doi.org/10.3847/1538-4365/ad6f0f
Discovery of a Metal-Poor Red Giant Star with the Highest Ultra-Lithium Enhancement
Volume 19, Issue 33 - article #1
Jeremy Kowkabany
,
Rana Ezzeddine
,
Corinne Charbonnel
,
Ian U. Roederer
,
Ella Xi Wang
,
Yangyang Li
,
Zoe Hackshaw
,
Timothy C. Beers
,
Anna Frebel
,
Terese T. Hansen
,
Erika Holmbeck
,
Vinicius M. Placco
,
Charli M. Sakari
https://arxiv.org/abs/2209.02184
The R-Process Alliance: 2MASS J22132050–5137385, the Star with the Highest-known r-process Enhancement at [Eu/Fe] = +2.45
Volume 19, Issue 33 - article #7
Ian U. Roederer
,
Timothy C. Beers
,
Kohei Hattori
,
Vinicius M. Placco
,
Terese T. Hansen
,
Rana Ezzeddine
,
Anna Frebel
,
Erika M. Holmbeck
,
Charli M. Sakari
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/ad57bf
The $R$-Process Alliance: Fifth Data Release from the Search for $R$-Process-Enhanced Metal-poor Stars in the Galactic Halo with the GTC
Volume 19, Issue 32 - article #8
Avrajit Bandyopadhyay
,
Rana Ezzeddine
,
Carlos Allende Prieto
,
Nima Aria
,
Shivani P. Shah
,
Timothy C. Beers
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Vinicius M. Placco
,
Ian U. Roederer
,
Charli M. Sakari
https://arxiv.org/abs/2408.03731
The R-Process Alliance: 2MASS J22132050-5137385, the Star with the Highest-known r-process Enhancement at [Eu/Fe] = +2.45
Volume 19, Issue 23 - article #4
Ian U. Roederer
,
Timothy C. Beers
,
Kohei Hattori
,
Vinicius M. Placco
,
Terese T. Hansen
,
Rana Ezzeddine
,
Anna Frebel
,
Erika M. Holmbeck
,
Charli M. Sakari
https://arxiv.org/abs/2406.02691
The $R$-Process Alliance: Detailed Composition of an $R$-Process Enhanced Star with UV and Optical Spectroscopy. (arXiv:2401.12311v1 [astro-ph.SR])
Volume 19, Issue 4 - article #9
Shivani P. Shah
,
Rana Ezzeddine
,
Ian U. Roederer
,
Terese T. Hansen
,
Vinicius M. Placco
,
Timothy C. Beers
,
Anna Frebel
,
Alexander P. Ji
,
Erika Holmbeck
,
Jennifer Marshall
,
Charli M. Sakari
http://arxiv.org/abs/2401.12311
Multiple Populations and a CH Star Found in the 300S Globular Cluster Stellar Stream. (arXiv:2401.02476v1 [astro-ph.GA])
Volume 19, Issue 2 - article #2
Sam A. Usman
,
Alexander P. Ji
,
Ting S. Li
,
Andrew B. Pace
,
Lara R. Cullinane
,
Gary S. Da Costa
,
Sergey E. Koposov
,
Geraint F. Lewis
,
Daniel B. Zucker
,
Vasily Belokurov
,
Joss Bland-Hawthorn
,
Peter S. Ferguson
,
Terese T. Hansen
,
Guilherme Limberg
,
Sarah L. Martell
,
Madeleine McKenzie
,
Joshua D. Simon
http://arxiv.org/abs/2401.02476
Uranium Abundances and Ages of r-process Enhanced Stars with Novel U ii Lines
Volume 18, Issue 20 - article #15
Shivani P. Shah
,
Rana Ezzeddine
,
Alexander P. Ji
,
Terese T. Hansen
,
Ian U. Roederer
,
Márcio Catelan
,
Zoe Hackshaw
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Rebecca Surman
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/acb8af
Timing the r-Process Enrichment of the Ultra-Faint Dwarf Galaxy Reticulum II. (arXiv:2212.00810v1 [astro-ph.GA])
Volume 17, Issue 48 - article #6
Joshua D. Simon
,
Thomas M. Brown
,
Burçin Mutlu-Pakdil
,
Alexander P. Ji
,
Alex Drlica-Wagner
,
Roberto J. Avila
,
Clara E. Martínez-Vázquez
,
Ting S. Li
,
Eduardo Balbinot
,
Keith Bechtol
,
Anna Frebel
,
Marla Geha
,
Terese T. Hansen
,
David J. James
,
Andrew B. Pace
,
M. Aguena
,
O. Alves
,
F. Andrade-Oliveira
,
J. Annis
,
D. Bacon
,
E. Bertin
,
D. Brooks
,
D. L. Burke
,
A. Carnero Rosell
,
M. Carrasco Kind
,
J. Carretero
,
M. Costanzi
,
L. N. da Costa
,
J. De Vicente
,
S. Desai
,
P. Doel
,
S. Everett
,
I. Ferrero
,
J. Frieman
,
J. García-Bellido
,
M. Gatti
,
D. W. Gerdes
,
D. Gruen
,
R. A. Gruendl
,
J. Gschwend
,
G. Gutierrez
,
S. R. Hinton
,
D. L. Hollowood
,
K. Honscheid
,
K. Kuehn
,
N. Kuropatkin
,
J. L. Marshall
,
J. Mena-Fernández
,
R. Miquel
,
A. Palmese
,
F. Paz-Chinchón
,
M. E. S. Pereira
,
A. Pieres
,
et al.
(15 additional authors not shown)
http://arxiv.org/abs/2212.00810
The R-Process Alliance: Abundance Universality among Some Elements at and between the First and Second R-Process Peaks. (arXiv:2210.15105v1 [astro-ph.SR])
Volume 17, Issue 42 - article #2
Ian U. Roederer
,
John J. Cowan
,
Marco Pignatari
,
Timothy C. Beers
,
Elizabeth A. Den Hartog
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Matthew R. Mumpower
,
Vinicius M. Placco
,
Charli M. Sakari
,
Rebecca Surman
,
Nicole Vassh
http://arxiv.org/abs/2210.15105
Discovery of an Ultra Lithium-rich Metal-Poor Red Giant star. (arXiv:2209.02184v1 [astro-ph.SR])
Volume 17, Issue 35 - article #2
Jeremy Kowkabany
,
Rana Ezzeddine
,
Corinne Charbonnel
,
Ian U. Roederer
,
Yangyang Li
,
Zoe Hackshaw
,
Timothy C. Beers
,
Anna Frebel
,
Terese T. Hansen
,
Erika Holmbeck
,
Vinicius M. Placco
,
Charli M. Sakari
http://arxiv.org/abs/2209.02184
The R-Process Alliance: Abundance Universality among Some Elements at and between the First and Second R-Process Peaks
Volume 17, Issue 34 - article #7
Ian U. Roederer
,
John J. Cowan
,
Marco Pignatari
,
Timothy C. Beers
,
Elizabeth A. Den Hartog
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Matthew R. Mumpower
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/ac85bc
The R-process Alliance: A Nearly Complete R-process Abundance Template Derived from Ultraviolet Spectroscopy of the R-process-enhanced Metal-poor Star HD 222925
Volume 17, Issue 24 - article #20
Ian U. Roederer
,
James E. Lawler
,
Elizabeth A. Den Hartog
,
Vinicius M. Placco
,
Rebecca Surman
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Kohei Hattori
The Astrophysical Journal Supplement
https://doi.org/10.3847/1538-4365/ac5cbc
Signature of a Massive Rotating Metal-poor Star Imprinted in the Phoenix Stellar Stream
Volume 16, Issue 45 - article #14
Andrew R. Casey
,
Alexander P. Ji
,
Terese T. Hansen
,
Ting S. Li
,
Sergey E. Koposov
,
Gary S. Da Costa
,
Joss Bland-Hawthorn
,
Lara Cullinane
,
Denis Erkal
,
Geraint F. Lewis
,
Kyler Kuehn
,
Dougal Mackey
,
Sarah L. Martell
,
Andrew B. Pace
,
Jeffrey D. Simpson,
,
Daniel B. Zucker
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/921/1/67
Kinematics of Antlia 2 and Crater 2 from the Southern Stellar Stream Spectroscopic Survey ( S 5 )
Volume 16, Issue 44 - article #6
Alexander P. Ji
,
Sergey E. Koposov
,
Ting S. Li
,
Denis Erkal
,
Andrew B. Pace
,
Joshua D. Simon
,
Vasily Belokurov
,
Lara R. Cullinane
,
Gary S. Da Costa
,
Kyler Kuehn
,
Geraint F. Lewis
,
Dougal Mackey
,
Nora Shipp
,
Jeffrey D. Simpson
,
Daniel B. Zucker
,
Terese T. Hansen
,
Joss Bland-Hawthorn
(S5 Collaboration)
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/921/1/32
Signature of a massive rotating metal-poor star imprinted in the Phoenix stellar stream. (arXiv:2109.03948v1 [astro-ph.GA])
Volume 16, Issue 37 - article #5
Andrew R. Casey
,
Alexander P. Ji
,
Terese T. Hansen
,
Ting S. Li
,
Sergey E. Koposov
,
Gary S. Da Costa
,
Joss Bland-Hawthorn
,
Lara Cullinane
,
Denis Erkal
,
Geraint F. Lewis
,
Kyler Kuehn
,
Dougal Mackey
,
Sarah L. Martell
,
Andrew B. Pace
,
Jeffrey D. Simpson
,
Daniel B. Zucker
http://arxiv.org/abs/2109.03948
S 5 : The Destruction of a Bright Dwarf Galaxy as Revealed by the Chemistry of the Indus Stellar Stream
Volume 16, Issue 29 - article #10
Terese T. Hansen
,
Alexander P. Ji
,
Gary S. Da Costa
,
Ting S. Li
,
Andrew R. Casey
,
Andrew B. Pace
,
Lara R. Cullinane
,
Denis Erkal
,
Sergey E. Koposov
,
Kyler Kuehn
,
Geraint F. Lewis
,
Dougal Mackey
,
Jeffrey D. Simpson
,
Nora Shipp
,
Daniel B. Zucker
,
Joss Bland-Hawthorn
( S 5 Collaboration)
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/915/2/103
Kinematics of Antlia 2 and Crater 2 from The Southern Stellar Stream Spectroscopic Survey (S5). (arXiv:2106.12656v1 [astro-ph.GA])
Volume 16, Issue 26 - article #1
Alexander P. Ji
,
Sergey E. Koposov
,
Ting S. Li
,
Denis Erkal
,
Andrew B. Pace
,
Joshua D. Simon
,
Vasily Belokurov
,
Lara R. Cullinane
,
Gary S. Da Costa
,
Kyler Kuehn
,
Geraint F. Lewis
,
Dougal Mackey
,
Nora Shipp
,
Jeffrey D. Simpson
,
Daniel B. Zucker
,
Terese T. Hansen
,
Joss Bland-Hawthorn
,
S5 Collaboration
http://arxiv.org/abs/2106.12656
The R-Process Alliance: Chemo-Dynamically Tagged Groups of Halo $r$-Process-Enhanced Stars Reveal a Shared Chemical-Evolution History. (arXiv:2012.13808v1 [astro-ph.GA])
Volume 16, Issue 1 - article #3
Dmitrii Gudin
,
Derek Shank
,
Timothy C. Beers
,
Zhen Yuan
,
Guilherme Limberg
,
Ian U. Roederer
,
Vinicius Placco
,
Erika M. Holmbeck
,
Sarah Dietz
,
Kaitlin C. Rasmussen
,
Terese T. Hansen
,
Charli M. Sakari
,
Rana Ezzeddine
,
Anna Frebel
http://arxiv.org/abs/2012.13808
Detection of Pb II in the Ultraviolet Spectra of Three Metal-poor Stars
Volume 15, Issue 42 - article #8
Ian U. Roederer
,
James E. Lawler
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Inese I. Ivans
,
Amanda I. Karakas
,
Vinicius M. Placco,
,
Charli M. Sakari
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/902/1/L24
Detection of Pb II in the Ultraviolet Spectra of Three Metal-Poor Stars. (arXiv:2009.14251v1 [astro-ph.SR])
Volume 15, Issue 40 - article #3
Ian U. Roederer
,
James E. Lawler
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Inese I. Ivans
,
Amanda I. Karakas
,
Vinicius M. Placco
,
Charli M. Sakari
http://arxiv.org/abs/2009.14251
The Southern Stellar Stream Spectroscopic Survey ( S 5 ): Chemical Abundances of Seven Stellar Streams
Volume 15, Issue 39 - article #15
Alexander P. Ji
,
Ting S. Li
,
Terese T. Hansen
,
Andrew R. Casey
,
Sergey E. Koposov
,
Andrew B. Pace
,
Dougal Mackey
,
Geraint F. Lewis
,
Jeffrey D. Simpson
,
Joss Bland-Hawthorn
,
Lara R. Cullinane
,
Gary. S. Da Costa
,
Kohei Hattori
,
Sarah L. Martell
,
Kyler Kuehn
,
Denis Erkal
,
Nora Shipp
,
Zhen Wan,
,
Daniel B. Zucker
The Astronomical Journal
http://iopscience.iop.org/1538-3881/160/4/181
The Southern Stellar Stream Spectroscopic Survey (S5): Chemical Abundances of Seven Stellar Streams. (arXiv:2008.07568v1 [astro-ph.SR])
Volume 15, Issue 34 - article #6
Alexander P. Ji
,
Ting S. Li
,
Terese T. Hansen
,
Andrew R. Casey
,
Sergey E. Koposov
,
Andrew B. Pace
,
Dougal Mackey
,
Geraint F. Lewis
,
Jeffrey D. Simpson
,
Joss Bland-Hawthorn
,
Lara R. Cullinane
,
Gary. S. Da Costa
,
Kohei Hattori
,
Sarah L. Martell
,
Kyler Kuehn
,
Denis Erkal
,
Nora Shipp
,
Zhen Wan
,
Daniel B. Zucker
http://arxiv.org/abs/2008.07568
The R -Process Alliance: First Magellan/MIKE Release from the Southern Search for R -process-enhanced Stars
Volume 15, Issue 32 - article #12
Rana Ezzeddine
,
Kaitlin Rasmussen
,
Anna Frebel
,
Anirudh Chiti
,
Karina Hinojisa
,
Vinicius M. Placco
,
Alexander P. Ji
,
Timothy C. Beers
,
Terese T. Hansen
,
Ian U. Roederer
,
Charli M. Sakari,
,
Jorge Melendez
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/898/2/150
The R -Process Alliance: Fourth Data Release from the Search for R -process-enhanced Stars in the Galactic Halo
Volume 15, Issue 32 - article #15
Erika M. Holmbeck
,
Terese T. Hansen
,
Timothy C. Beers
,
Vinicius M. Placco
,
Devin D. Whitten
,
Kaitlin C. Rasmussen
,
Ian U. Roederer
,
Rana Ezzeddine
,
Charli M. Sakari
,
Anna Frebel
,
Maria R. Drout
,
Joshua D. Simon
,
Ian B. Thompson
,
Joss Bland-Hawthorn
,
Brad K. Gibson
,
Eva K. Grebel
,
Georges Kordopatis
,
Andrea Kunder
,
Jorge Meléndez
,
Julio F. Navarro
,
Warren A. Reid
,
George Seabroke
,
Matthias Steinmetz
,
Fred Watson,
,
Rosemary F. Ä . Wyse
The Astrophysical Journal Supplement Series
http://iopscience.iop.org/0067-0049/249/2/30
The R -Process Alliance: A Very Metal-poor, Extremely r -process-enhanced Star with [Eu/Fe] = + 2.2, and the Class of r- III Stars
Volume 15, Issue 30 - article #11
Madelyn Cain
,
Anna Frebel
,
Alexander P. Ji
,
Vinicius M. Placco
,
Rana Ezzeddine
,
Ian U. Roederer
,
Kohei Hattori
,
Timothy C. Beers
,
Jorge Meléndez
,
Terese T. Hansen,
,
Charli M. Sakari
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/898/1/40
The R -process Alliance: The Peculiar Chemical Abundance Pattern of RAVE J183013.5−455510
Volume 15, Issue 28 - article #17
Vinicius M. Placco
,
Rafael M. Santucci
,
Zhen Yuan
,
Mohammad K. Mardini
,
Erika M. Holmbeck
,
Xilu Wang
,
Rebecca Surman
,
Terese T. Hansen
,
Ian U. Roederer
,
Timothy C. Beers
,
Arthur Choplin
,
Alexander P. Ji
,
Rana Ezzeddine
,
Anna Frebel
,
Charli M. Sakari
,
Devin D. Whitten,
,
Joseph Zepeda
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/897/1/78
The $R$-Process Alliance: Fourth Data Release from the Search for $r$-Process-Enhanced Stars in the Galactic Halo. (arXiv:2007.00749v1 [astro-ph.SR])
Volume 15, Issue 27 - article #4
Erika M. Holmbeck
,
Terese T. Hansen
,
Timothy C. Beers
,
Vinicius M. Placco
,
Devin D. Whitten
,
Kaitlin C. Rasmussen
,
Ian U. Roederer
,
Rana Ezzeddine
,
Charli M. Sakari
,
Anna Frebel
,
Maria R. Drout
,
Joshua D. Simon
,
Ian B. Thompson
,
Joss Bland-Hawthorn
,
Brad K. Gibson
,
Eva K. Grebel
,
Georges Kordopatis
,
Andrea Kunder
,
Jorge Melendez
,
Julio F. Navarro
,
Warren A.Reid
,
George Seabroke
,
Matthias Steinmetz
,
Fred Watson
,
Rosemary F.G. Wyse
http://arxiv.org/abs/2007.00749
The R-process Alliance: First Magellan/MIKE Release from the Southern Search for R-Process-enhanced Stars. (arXiv:2006.07731v1 [astro-ph.SR])
Volume 15, Issue 25 - article #14
Rana Ezzeddine
,
Kaitlin Rasmussen
,
Anna Frebel
,
Anirudh Chiti
,
Karina Hinojisa
,
Vinicius M. Placco
,
Ian U. Roederer
,
Alexander P. Ji
,
Timothy C. Beers
,
Terese T. Hansen
,
Charli M. Sakari
,
Jorge Melendez
http://arxiv.org/abs/2006.07731
The R-Process Alliance: The Peculiar Chemical Abundance Pattern of RAVE J183013.5-455510
Volume 15, Issue 24 - article #17
Vinicius M. Placco
,
Rafael M. Santucci
,
Zhen Yuan
,
Mohammad K. Mardini
,
Erika M. Holmbeck
,
Xilu Wang
,
Rebecca Surman
,
Terese T. Hansen
,
Ian U. Roederer
,
Timothy C. Beers
,
Arthur Choplin
,
Alexander P. Ji
,
Rana Ezzeddine
,
Anna Frebel
,
Charli M. Sakari
,
Devin D. Whitten
,
Joseph Zepeda
http://arxiv.org/abs/2006.04538
Chemical Abundance Signature of J0023+0307: A Second-generation Main-sequence Star with [Fe/H] < −6
Volume 14, Issue 5 - article #3
Anna Frebel
,
Alexander P. Ji
,
Rana Ezzeddine
,
Terese T. Hansen
,
Anirudh Chiti
,
Ian B. Thompson,
,
Thibault Merle
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/871/2/146
Abundances and kinematics of carbon-enhanced metal-poor stars in the Galactic halo*; A new classification scheme based on Sr and Ba. (arXiv:1901.05968v1 [astro-ph.SR])
Volume 14, Issue 4 - article #1
Camilla J. Hansen
,
Terese T. Hansen
,
Andreas Koch
,
Tim C. Beers
,
Birgitta Nordström
,
Vinicius M. Placco
,
Johannes Andersen
http://arxiv.org/abs/1901.05968
The R-Process Alliance: Spectroscopic Follow-up of Low-metallicity Star Candidates from the Best & Brightest Survey
Volume 14, Issue 3 - article #15
Vinicius M. Placco
,
Rafael M. Santucci
,
Timothy C. Beers
,
Julio Chanamé
,
MarÃa Paz Sepúlveda
,
Johanna Coronado
,
Silvia Rossi
,
Young Sun Lee
,
Else Starkenburg
,
Kris Youakim
,
Manuel Barrientos
,
Rana Ezzeddine
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Alexander P. Ji
,
Kaitlin C. Rasmussen
,
Ian U. Roederer
,
Charli M. Sakari,
,
Devin D. Whitten
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/870/2/122
The R -Process Alliance: Chemical Abundances for a Trio of r -process-enhanced Stars—One Strong, One Moderate, and One Mild
Volume 13, Issue 35 - article #15
Madelyn Cain
,
Anna Frebel
,
Maude Gull
,
Alexander P. Ji
,
Vinicius M. Placco
,
Timothy C. Beers
,
Jorge Meléndez
,
Rana Ezzeddine
,
Andrew R. Casey
,
Terese T. Hansen
,
Ian U. Roederer,
,
Charli Sakari
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/864/1/43
The R -Process Alliance: Discovery of the First Metal-poor Star with a Combined r - and s -process Element Signature
Volume 13, Issue 32 - article #13
Maude Gull
,
Anna Frebel
,
Madelyn G. Cain
,
Vinicius M. Placco
,
Alexander P. Ji
,
Carlo Abate
,
Rana Ezzeddine
,
Amanda I. Karakas
,
Terese T. Hansen
,
Charli Sakari
,
Erika M. Holmbeck
,
Rafael M. Santucci
,
Andrew R. Casey,
,
Timothy C. Beers
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/862/2/174
The R -Process Alliance: 2MASS J09544277+5246414, the Most Actinide-enhanced R -II Star Known
Volume 13, Issue 23 - article #7
Erika M. Holmbeck
,
Timothy C. Beers
,
Ian U. Roederer
,
Vinicius M. Placco
,
Terese T. Hansen
,
Charli M. Sakari
,
Christopher Sneden
,
Chao Liu
,
Young Sun Lee
,
John J. Cowan,
,
Anna Frebel
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/859/2/L24
The R-Process Alliance: 2MASS J09544277+5246414, the Most Actinide-Enhanced R-II Star Known. (arXiv:1805.11925v1 [astro-ph.SR])
Volume 13, Issue 22 - article #7
Erika M. Holmbeck
,
Timothy C. Beers
,
Ian U. Roederer
,
Vinicius M. Placco
,
Terese T. Hansen
,
Charli M. Sakari
,
Christopher Sneden
,
Chao Liu
,
Young Sun Lee
,
John J. Cowan
,
Anna Frebel
http://arxiv.org/abs/1805.11925
Spectroscopic Validation of Low-metallicity Stars from RAVE
Volume 13, Issue 22 - article #9
Vinicius M. Placco
,
Timothy C. Beers
,
Rafael M. Santucci
,
Julio Chanamé
,
MarÃa Paz Sepúlveda
,
Johanna Coronado
,
Sean D. Points
,
Catherine C. Kaleida
,
Silvia Rossi
,
Georges Kordopatis
,
Young Sun Lee
,
Gal MatijeviÄ
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Kaitlin C. Rasmussen
,
Ian U. Roederer
,
Charli M. Sakari,
,
Devin D. Whitten
The Astronomical Journal
http://iopscience.iop.org/1538-3881/155/6/256
The R -process Alliance: First Release from the Southern Search for R -process-enhanced Stars in the Galactic Halo
Volume 13, Issue 19 - article #20
Terese T. Hansen
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Vinicius M. Placco
,
Ian U. Roederer
,
Anna Frebel
,
Charli M. Sakari
,
Joshua D. Simon,
,
Ian B. Thompson
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/858/2/92
Spectroscopic Validation of Low-Metallicity Stars from RAVE. (arXiv:1805.00608v1 [astro-ph.SR])
Volume 13, Issue 18 - article #16
Vinicius M. Placco
,
Timothy C. Beers
,
Rafael M. Santucci
,
Julio Chaname
,
Maria Paz Sepulveda
,
Johanna Coronado
,
Sean D. Points
,
Catherine C. Kaleida
,
Silvia Rossi
,
Georges Kordopatis
,
Young Sun Lee
,
Gal Matijevic
,
Anna Frebel
,
Terese T. Hansen
,
Erika M. Holmbeck
,
Kaitlin C. Rasmussen
,
Ian U. Roederer
,
Charli M. Sakari
,
Devin D. Whitten
http://arxiv.org/abs/1805.00608
The $R$-Process Alliance: First Release from the Southern Search for $r$-Process-Enhanced Stars in the Galactic Halo. (arXiv:1804.03114v1 [astro-ph.SR])
Volume 13, Issue 15 - article #13
Terese T. Hansen
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Vinicius M. Placco
,
Ian U. Roederer
,
Anna Frebel
,
Charli M. Sakari
,
Joshua D. Simon
,
Ian B. Thompson
http://arxiv.org/abs/1804.03114
Detailed chemical abundance analysis of the thick disk star cluster Gaia 1⋆⋆⋆
Volume 13, Issue 4 - article #19
Andreas Koch
,
Terese T. Hansen
,
Andrea Kunder
Astronomy & Astrophysics
http://feedproxy.google.com/~r/edp_aa/~3/BQ7Da1hfwpA/201731434
Detailed chemical abundance analysis of the thick disk star cluster Gaia 1. (arXiv:1709.04022v1 [astro-ph.GA])
Volume 12, Issue 37 - article #3
Andreas Koch
,
Terese T. Hansen
,
Andrea Kunder
http://arxiv.org/abs/1709.04022
RAVE J203843.2–002333: The First Highly R-process-enhanced Star Identified in the RAVE Survey
Volume 12, Issue 29 - article #21
Vinicius M. Placco
,
Erika M. Holmbeck
,
Anna Frebel
,
Timothy C. Beers
,
Rebecca A. Surman
,
Alexander P. Ji
,
Rana Ezzeddine
,
Sean D. Points
,
Catherine C. Kaleida
,
Terese T. Hansen
,
Charli M. Sakari,
,
Andrew R. Casey
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/844/1/18
RAVE J203843.2-002333: The first highly r-process-enhanced star identified in the RAVE survey. (arXiv:1706.02934v1 [astro-ph.SR])
Volume 12, Issue 24 - article #10
Vinicius M. Placco
,
Erika M. Holmbeck
,
Anna Frebel
,
Timothy C. Beers
,
Rebecca A. Surman
,
Alexander P. Ji
,
Rana Ezzeddine
,
Sean D. Points
,
Catherine C. Kaleida
,
Terese T. Hansen
,
Charli M. Sakari
,
Andrew R. Casey
http://arxiv.org/abs/1706.02934
OBSERVATIONAL CONSTRAINTS ON FIRST-STAR NUCLEOSYNTHESIS. I. EVIDENCE FOR MULTIPLE PROGENITORS OF CEMP-NO STARS
Volume 11, Issue 50 - article #18
Jinmi Yoon
,
Timothy C. Beers
,
Vinicius M. Placco
,
Kaitlin C. Rasmussen
,
Daniela Carollo
,
Siyu He
,
Terese T. Hansen
,
Ian U. Roederer,
,
Jeff Zeanah
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/833/1/20
Observational Constraints on First-Star Nucleosynthesis. I. Evidence for Multiple Progenitors of CEMP-no Stars. (arXiv:1607.06336v1 [astro-ph.SR])
Volume 11, Issue 30 - article #6
Jinmi Yoon
,
Timothy C. Beers
,
Vinicius M. Placco
,
Kaitlin C. Rasmussen
,
Daniela Carollo
,
Siyu He
,
Terese T. Hansen
,
Ian U. Roederer
http://arxiv.org/abs/1607.06336
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