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, University of Notre Dame
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BD+44°493: Chemo-dynamical Analysis and Constraints on Companion Planetary Masses from WIYN/NEID Spectroscopy
Volume 19, Issue 49 - article #7
Vinicius M. Placco
,
Arvind F. Gupta
,
Felipe Almeida-Fernandes
,
Sarah E. Logsdon
,
Jayadev Rajagopal
,
Erika M. Holmbeck
,
Ian U. Roederer
,
John Della Costa
,
Pipa Fernandez
,
Eli Golub
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/ad8646
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
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 Fourth S-PLUS Data Release: 12-filter photometry covering $sim3000$ square degrees in the southern hemisphere
Volume 19, Issue 31 - article #2
Fabio R. Herpich
,
Felipe Almeida-Fernandes
,
Gustavo B. Oliveira Schwarz
,
Erik V. R. Lima
,
Lilianne Nakazono
,
Javier Alonso-Garc'ia
,
Marcos A. Fonseca-Faria
,
Marilia J. Sartori
,
Guilherme F. Bolutavicius
,
Gabriel Fabiano de Souza
,
Eduardo A. Hartmann
,
Liana Li
,
Luna Espinosa
,
Antonio Kanaan
,
William Schoenell
,
Ariel Werle
,
Eduardo Machado-Pereira
,
Luis A. Guti'errez-Soto
,
Tha'is Santos-Silva
,
Analia V. Smith Castelli
,
Eduardo A. D. Lacerda
,
Cassio L. Barbosa
,
H'elio D. Perottoni
,
Carlos E. Ferreira Lopes
,
Raquel Ruiz Valenc{c}a
,
Pierre Augusto Re Martho
,
Clecio R. Bom
,
Charles J. Bonatto
,
Maiara S. Carvalho
,
Vitor Cernic
,
Roberto Cid Fernandes
,
Paula Coelho
,
Ariana Cortesi
,
Barbara Cubillos Palma
,
Lia Doubrawa
,
Vincenzo Sivero Ferreira Alberice
,
Fredi Quispe Huaynasi
,
Gabriel Jacob Perin
,
Marcelo Jaque Arancibia
,
Angela Krabbe
,
Ciria Lima-Dias
,
Luis Lomel'i-N'u~nez
,
Raimundo Lopes de Oliveira
,
Amanda R. Lopes
,
Andr'e Luiz Figueiredo
,
Elismar L"osch
,
Felipe Navarete
,
Julia Mello de Oliveira
,
Roderik Overzier
,
Vinicius M. Placco
,
Fernando V. Roig
,
Mariana Rubet
,
Andr'e Santos
,
Victor Hugo Sasse
,
Julia Thaina-Batista
,
Sergio Torres-Flores
,
Timothy C. Beers
,
Alvaro Alvarez-Candal
,
Stavros Akras
,
Swayamtrupta Panda
,
Guilherme Limberg
,
Jos'e Luis Nilo Castell'on
,
Eduardo Telles
,
Paulo Afranio Lopes
,
Gissel Dayana Pardo Montaguth
,
Leandro Beraldo e Silva
,
Pedro K. Humire
,
Marcelo Borges Fernandes
,
Vin'icius Cordeiro
,
Tiago Ribeiro
,
Claudia Mendes de Oliveira
https://arxiv.org/abs/2407.20701
The S-PLUS Ultra-Short Survey: first data release
Volume 19, Issue 28 - article #6
H'elio D. Perottoni
,
Vinicius M. Placco
,
Felipe Almeida-Fernandes
,
F'abio R. Herpich
,
Silvia Rossi
,
Timothy C. Beers
,
Rodolfo Smiljanic
,
Jo~ao A. S. Amarante
,
Guilherme Limberg
,
Ariel Werle
,
Helio J. Rocha-Pinto
,
Leandro Beraldo e Silva
,
Simone Daflon
,
Alvaro Alvarez-Candal
,
Gustavo B Oliveira Schwarz
,
William Schoenell
,
Tiago Ribeiro
,
Antonio Kanaan
https://arxiv.org/abs/2407.05004
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
SPLUS J142445.34–254247.1: An r-process–enhanced, Actinide-boost, Extremely Metal-poor Star Observed with GHOST
Volume 18, Issue 47 - article #11
Vinicius M. Placco
,
Felipe Almeida-Fernandes
,
Erika M. Holmbeck
,
Ian U. Roederer
,
Mohammad K. Mardini
,
Christian R. Hayes
,
Kim Venn
,
Kristin Chiboucas
,
Emily Deibert
,
Roberto Gamen
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/ad077e
Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk. (arXiv:2310.03075v2 [astro-ph.GA] UPDATED)
Volume 18, Issue 46 - article #4
Anya Dovgal
,
Kim A. Venn
,
Federico Sestito
,
Christian R. Hayes
,
Alan W. McConnachie
,
Julio F. Navarro
,
Vinicius M. Placco
,
Else Starkenburg
,
Nicolas F. Martin
,
John S. Pazder
,
Kristin Chiboucas
,
Emily Deibert
,
Roberto Gamen
,
Jeong-Eun Heo
,
Venu M. Kalari
,
Eder Martioli
,
Siyi Xu
,
Ruben Diaz
,
Manuel Gomez-Jiminez
,
David Henderson
,
Pablo Prado
,
Carlos Quiroz
,
J. Gordon Robertson
,
Roque Ruiz-Carmona
,
Chris Simpson
,
Cristian Urrutia
,
Fletcher Waller
,
Trsytyn Berg
,
Gregory Burley
,
Zachary Hartman
,
Michael Ireland
,
Steve Margheim
,
Gabriel Perez
,
Joanna Thomas-Osip
http://arxiv.org/abs/2310.03075
rrlfe: Software for Generating and Applying Metallicity Calibrations for RR Lyrae Variable Stars Across a Wide Range of Phases and Temperatures. (arXiv:2311.13807v1 [astro-ph.SR])
Volume 18, Issue 46 - article #5
Eckhart Spalding
,
Ronald Wilhelm
,
Nathan De Lee
,
Stacy Long
,
Timothy C. Beers
,
Vinicius M. Placco
,
John Kielkopf
,
Young Sun Lee
,
Joshua Pepper
,
Kenneth Carrell
http://arxiv.org/abs/2311.13807
Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal Galaxy
Volume 18, Issue 34 - article #6
Ian U. Roederer
,
Andrew B. Pace
,
Vinicius M. Placco
,
Nelson Caldwell
,
Sergey E. Koposov
,
Mario Mateo
,
Edward W. Olszewski
,
Matthew G. Walker
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/ace3c1
Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal Galaxy. (arXiv:2307.02585v1 [astro-ph.GA])
Volume 18, Issue 27 - article #1
Ian U. Roederer
,
Andrew B. Pace
,
Vinicius M. Placco
,
Nelson Caldwell
,
Sergey E. Koposov
,
Mario Mateo
,
Edward W. Olszewski
,
Matthew G. Walker
http://arxiv.org/abs/2307.02585
Search for Extremely Metal-poor Stars with Gemini-N/Graces. I. Chemical-abundance Analysis
Volume 18, Issue 18 - article #9
Miji Jeong
,
Young Sun Lee
,
Timothy C. Beers
,
Vinicius M. Placco
,
Young Kwang Kim
,
Jae-Rim Koo
,
Ho-Gyu Lee
,
Soung-Chul Yang
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/acc58a
US National Gemini Office in the NOIRLab era. (arXiv:2304.10657v1 [astro-ph.IM])
Volume 18, Issue 17 - article #9
Vinicius M. Placco
,
Letizia Stanghellini
http://arxiv.org/abs/2304.10657
Chemodynamically Tagged Groups of CEMP Stars in the Halo of the Milky Way. I. Untangling the Origins of CEMP-s and CEMP-no Stars
Volume 18, Issue 16 - article #3
Joseph Zepeda
,
Timothy C. Beers
,
Vinicius M. Placco
,
Derek Shank
,
Dmitrii Gudin
,
Yutaka Hirai
,
Mohammad Mardini
,
Colin Pifer
,
Thomas Catapano
,
Sean Calagna
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/acbbcc
The R-Process Alliance: Chemodynamically Tagged Groups. II. An Extended Sample of Halo r-process-enhanced Stars
Volume 18, Issue 4 - article #10
Derek Shank
,
Timothy C. Beers
,
Vinicius M. Placco
,
Dmitrii Gudin
,
Thomas Catapano
,
Erika M. Holmbeck
,
Rana Ezzeddine
,
Ian U. Roederer
,
Charli M. Sakari
,
Anna Frebel
The Astrophysical Journal
https://doi.org/10.3847/1538-4357/aca322
Search for Extremely Metal-Poor Stars with GEMINI-N/GRACES I. Chemical-Abundance Analysis. (arXiv:2301.06236v1 [astro-ph.GA])
Volume 18, Issue 3 - article #6
Miji Jeong
,
Young Sun Lee
,
Timothy C. Beers
,
Vinicius M. Placco
,
Young Kwang Kim
,
Jae-Rim Koo
,
Ho-Gyu Lee
,
Soung-Chul Yang
http://arxiv.org/abs/2301.06236
Gaia-IGRINS synergy: Orbits of Newly Identified Milky Way Star Clusters. (arXiv:2212.02337v1 [astro-ph.GA])
Volume 17, Issue 48 - article #3
Elisa R. Garro
,
José
,
G. Fernández-Trincado
,
Dante Minniti
,
Wisthon H. Moya
,
Tali Palma
,
Timothy C. Beers
,
Vinicius M. Placco
,
Beatriz Barbuy
,
Chris Sneden
,
Alan Alves-Brito
,
Bruno Dias
,
Melike Afşar
,
Heinz Frelijj
,
Richard R. Lane
http://arxiv.org/abs/2212.02337
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
Chemo-Dynamically Tagged Groups of CEMP Stars in the Halo of the Milky Way. I. Untangling the Origins of CEMP-$s$ and CEMP-no Stars. (arXiv:2209.12224v1 [astro-ph.SR])
Volume 17, Issue 38 - article #2
Joseph Zepeda
,
Timothy C. Beers
,
Vinicius M. Placco
,
Derek Shank
,
Dmitrii Gudin
,
Yutaka Hirai
,
Mohammad Mardini
,
Colin Pifer
,
Thomas Catapano
,
Sean Calagna
http://arxiv.org/abs/2209.12224
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 emph{R}-Process Alliance: Chemo-Dynamically Tagged Groups II. An Extended Sample of Halo $r$-Process-Enhanced Stars. (arXiv:2208.09712v1 [astro-ph.GA])
Volume 17, Issue 33 - article #5
Derek Shank
,
Timothy C. Beers
,
Vinicius M. Placco
,
Dmitrii Gudin
,
Thomas Catapano
,
Erika M. Holmbeck
,
Rana Ezzeddine
,
Ian U. Roederer
,
Charli M. Sakari
,
Anna Frebel
,
Terese T. Hansen
http://arxiv.org/abs/2208.09712
Mining S-PLUS for Metal-poor Stars in the Milky Way
Volume 17, Issue 33 - article #9
Vinicius M. Placco
,
Felipe Almeida-Fernandes
,
Anke Arentsen
,
Young Sun Lee
,
William Schoenell
,
Tiago Ribeiro
,
Antonio Kanaan
The Astrophysical Journal Supplement
https://doi.org/10.3847/1538-4365/ac7ab0
The chemical abundance pattern of the extremely metal-poor thin disk star 2MASS J1808-5104 and its origins. (arXiv:2208.03891v1 [astro-ph.GA])
Volume 17, Issue 31 - article #8
Mohammad K. Mardini
,
Anna Frebel
,
Rana Ezzeddine
,
Anirudh Chiti
,
Yohai Meiron
,
Alexander P. Ji
,
Vinicius M. Placco
,
Ian U. Roederer
,
Jorge Meléndez
http://arxiv.org/abs/2208.03891
Dynamically Tagged Groups of Metal-poor Stars. II. The Radial Velocity Experiment Data Release 6
Volume 17, Issue 29 - article #8
Derek Shank
,
Dante Komater
,
Timothy C. Beers
,
Vinicius M. Placco
,
Yang Huang
The Astrophysical Journal Supplement
https://doi.org/10.3847/1538-4365/ac680c
Mining S-PLUS for Metal-Poor Stars in the Milky Way. (arXiv:2206.09003v1 [astro-ph.SR])
Volume 17, Issue 25 - article #2
Vinicius M. Placco
,
Felipe Almeida-Fernandes
,
Anke Arentsen
,
Young Sun Lee
,
William Schoenell
,
Tiago Ribeiro
,
Antonio Kanaan
http://arxiv.org/abs/2206.09003
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
On the inconsistency of [C/Fe] abundances and the fractions of carbon-enhanced metal-poor stars among various stellar surveys. (arXiv:2206.04081v1 [astro-ph.GA])
Volume 17, Issue 23 - article #2
Anke Arentsen
,
Vinicius M. Placco
,
Young Sun Lee
,
David S. Aguado
,
Nicolas F. Martin
,
Else Starkenburg
,
Jinmi Yoon
http://arxiv.org/abs/2206.04081
Dynamically Tagged Groups of Metal-poor Stars from the Best and Brightest Survey
Volume 17, Issue 6 - article #5
Derek Shank
,
Timothy C. Beers
,
Vinicius M. Placco
,
Guilherme Limberg
,
Emma Jaques
,
Zhen Yuan
,
Kevin C. Schlaufman
,
Andrew R. Casey
,
Yang Huang
,
Young Sun Lee
,
Kohei Hattori,
,
Rafael M. Santucci
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/926/1/26
Dynamically Tagged Groups of Metal-Poor Stars II. The Radial Velocity Experiment Data Release 6. (arXiv:2201.08337v1 [astro-ph.GA])
Volume 17, Issue 3 - article #4
Derek Shank
,
Dante Komater
,
Timothy C. Beers
,
Vinicius M. Placco
,
Yang Huang
http://arxiv.org/abs/2201.08337
Silicon and Strontium abundances of very metal-poor stars determined from near-infrared spectra. (arXiv:2112.07433v1 [astro-ph.SR])
Volume 16, Issue 51 - article #7
Wako Aoki
,
Timothy C. Beers
,
Satoshi Honda
,
Hiroyuki T. Ishikawa
,
Tadafumi Matsuno
,
Vinicius M. Placco
,
Jinmi Yoon
,
Hiroki Harakawa
,
Teruyuki Hirano
,
Klaus Hodapp
,
Masato Ishizuka
,
Shane Jacobson
,
Takayuki Kotani
,
Tomoyuki Kudo
,
Takashi Kurokawa
,
Masayuki Kuzuhara
,
Jun Nishikawa
,
Masashi Omiya
,
Takuma Serizawa
,
Motohide Tamura
,
Akitoshi Ueda
,
Sebastien Vievard
http://arxiv.org/abs/2112.07433
Metal-Poor Stars Observed with the Southern African Large Telescope II. An Extended Sample. (arXiv:2109.13761v1 [astro-ph.SR])
Volume 16, Issue 40 - article #3
Joseph Zepeda
,
Kaitlin C. Rasmussen
,
Timothy C. Beers
,
Vinicius M. Placco
,
Yang Huang
,
Éric Depagne
http://arxiv.org/abs/2109.13761
Dynamically Tagged Groups of Metal-Poor Stars from the Best & Brightest Survey. (arXiv:2109.08600v1 [astro-ph.GA])
Volume 16, Issue 39 - article #2
Derek Shank
,
Timothy C. Beers
,
Vinicius M. Placco
,
Guilherme Limberg
,
Emma Jaques
,
Zhen Yuan
,
Kevin C. Schlaufman
,
Andrew R. Casey
,
Yang Huang
,
Young Sun Lee
,
Kohei Hattori
,
Rafael M. Santucci
http://arxiv.org/abs/2109.08600
Two Populations of Carbon-enhanced Metal-poor Stars in the Disk System of the Milky Way
Volume 16, Issue 26 - article #12
Sarah E. Dietz
,
Jinmi Yoon
,
Timothy C. Beers
,
Vinicius M. Placco,
,
Young Sun Lee
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/914/2/100
Targeting Bright Metal-poor Stars in the Disk and Halo Systems of the Galaxy
Volume 16, Issue 21 - article #11
Guilherme Limberg
,
Rafael M. Santucci
,
Silvia Rossi
,
Derek Shank
,
Vinicius M. Placco
,
Timothy C. Beers
,
Kevin C. Schlaufman
,
Andrew R. Casey
,
Hélio D. Perottoni,
,
Young Sun Lee
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/913/1/11
SPLUSJ210428.01-004934.2: An Ultra Metal-Poor Star Identified from Narrowband Photometry. (arXiv:2105.04573v1 [astro-ph.SR])
Volume 16, Issue 20 - article #4
Vinicius M. Placco
,
Ian U. Roederer
,
Young Sun Lee
,
Felipe Almeida-Fernandes
,
Fabio R. Herpich
,
Helio D. Perottoni
,
William Schoenell
,
Tiago Ribeiro
,
Antonio Kanaan
http://arxiv.org/abs/2105.04573
The Pristine Inner Galaxy Survey (PIGS) III: carbon-enhanced metal-poor stars in the bulge. (arXiv:2105.03441v1 [astro-ph.GA])
Volume 16, Issue 20 - article #6
Anke Arentsen
,
Else Starkenburg
,
David S. Aguado
,
Nicolas F. Martin
,
Vinicius M. Placco
,
Raymond Carlberg
,
Jonay I. González Hernández
,
Vanessa Hill
,
Pascale Jablonka
,
Georges Kordopatis
,
Carmela Lardo
,
Lyudmila I. Mashonkina
,
Julio F. Navarro
,
Kim A. Venn
,
Sven Buder
,
Geraint F. Lewis
,
Zhen Wan
,
Daniel B. Zucker
http://arxiv.org/abs/2105.03441
The Photometric Metallicity and Carbon Distributions of the Milky Way’s Halo and Solar Neighborhood from S-PLUS Observations of SDSS Stripe 82
Volume 16, Issue 20 - article #10
Devin D. Whitten
,
Vinicius M. Placco
,
Timothy C. Beers
,
Deokkeun An
,
Young Sun Lee
,
Felipe Almeida-Fernandes
,
Fábio R. Herpich
,
Simone Daflon
,
Carlos E. Barbosa
,
Hélio D. Perottoni
,
Silvia Rossi
,
Patricia B. Tissera
,
Jinmi Yoon
,
Kris Youakim
,
William Schoenell
,
Tiago Ribeiro,
,
Antonio Kanaan
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/912/2/147
SPLUS J210428.01−004934.2: An Ultra Metal-poor Star Identified from Narrowband Photometry
Volume 16, Issue 20 - article #11
Vinicius M. Placco
,
Ian U. Roederer
,
Young Sun Lee
,
Felipe Almeida-Fernandes
,
Fábio R. Herpich
,
Hélio D. Perottoni
,
William Schoenell
,
Tiago Ribeiro,
,
Antonio Kanaan
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/912/2/L32
linemake: An Atomic and Molecular Line List Generator. (arXiv:2104.08286v1 [astro-ph.IM])
Volume 16, Issue 17 - article #1
Vinicius M. Placco
,
Christopher Sneden
,
Ian U. Roederer
,
James E. Lawler
,
Elizabeth A. Den Hartog
,
Neda Hejazi
,
Zachary Maas
,
Peter Bernath
http://arxiv.org/abs/2104.08286
The Photometric Metallicity and Carbon Distributions of the Milky Way's Halo and Solar Neighborhood from S-PLUS Observations of SDSS Stripe 82. (arXiv:2104.00016v1 [astro-ph.GA])
Volume 16, Issue 14 - article #7
Devin D. Whitten
,
Vinicius M. Placco
,
Timothy C. Beers
,
Deokkeun An
,
Young Sun Lee
,
Felipe Almeida-Fernandes
,
Fabio R. Herpich
,
Simone Daflon
,
Carlos E. Barbosa
,
Helio D. Perottoni
,
Silvia Rossi
,
Patricia B. Tissera
,
Jinmi Yoon
,
Kris Youakim
,
William Schoenell
,
Tiago Ribeiro
,
Antonio Kanaan
http://arxiv.org/abs/2104.00016
Targeting Bright Metal-poor Stars in the Disk and Halo Systems of the Galaxy. (arXiv:2103.07621v1 [astro-ph.GA])
Volume 16, Issue 12 - article #7
Guilherme Limberg
,
Rafael M. Santucci
,
Silvia Rossi
,
Derek Shank
,
Vinicius M. Placco
,
Timothy C. Beers
,
Kevin C. Schlaufman
,
Andrew R. Casey
,
Hélio D. Perottoni
,
Young Sun Lee
http://arxiv.org/abs/2103.07621
APOGEE discovery of a chemically atypical star disrupted from NGC 6723 and captured by the Milky Way bulge. (arXiv:2102.01706v1 [astro-ph.GA])
Volume 16, Issue 6 - article #1
José
,
G. Fernández-Trincado
,
Timothy C. Beers
,
Dante Minniti
,
Leticia Carigi
,
Vinicius M. Placco
,
Sang-Hyun Chun
,
Richard R. Lane
,
Doug Geisler
,
Sandro Villanova
,
Stefano O. Souza
,
Beatriz Barbuy
,
Angeles Pérez-Villegas
,
Cristina Chiappini
,
Anna. B. A. Queiroz
,
Baitian Tang
,
Javier Alonso-García
,
Andrés E. Piatti
,
Tali Palma
,
Alan Alves-Brito
,
Christian Moni Bidin
,
Alexandre Roman-Lopes
,
Ricardo R. Muñoz
,
Harinder P. Singh
,
Richa Kundu
,
Leonardo Chaves-Velasquez
,
María Romero-Colmenares
,
Penelope Longa-Peña
,
Mario Soto
,
Katherine Vieira
http://arxiv.org/abs/2102.01706
Dynamically Tagged Groups of Very Metal-poor Halo Stars from the HK and Hamburg/ESO Surveys
Volume 16, Issue 4 - article #6
Guilherme Limberg
,
Silvia Rossi
,
Timothy C. Beers
,
Hélio D. Perottoni
,
Angeles Pérez-Villegas
,
Rafael M. Santucci
,
Yuri Abuchaim
,
Vinicius M. Placco
,
Young Sun Lee
,
Norbert Christlieb
,
John E. Norris
,
Michael S. Bessell
,
Sean G. Ryan
,
Ronald Wilhelm
,
Jaehyon Rhee,
,
Anna Frebel
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/907/1/10
Dynamically Tagged Groups of Very Metal-poor Halo Stars from the HK and Hamburg/ESO Surveys. (arXiv:2011.08305v2 [astro-ph.GA] UPDATED)
Volume 15, Issue 50 - article #3
Guilherme Limberg
,
Silvia Rossi
,
Timothy C. Beers
,
Hélio D. Perottoni
,
Angeles Pérez-Villegas
,
Rafael M. Santucci
,
Yuri Abuchaim
,
Vinicius M. Placco
,
Young Sun Lee
,
Norbert Christlieb
,
John E. Norris
,
Michael S. Bessell
,
Sean G. Ryan
,
Ronald Wilhelm
,
Jaehyon Rhee
,
Anna Frebel
http://arxiv.org/abs/2011.08305
Metal-poor Stars Observed with the Southern African Large Telescope
Volume 15, Issue 50 - article #11
Kaitlin C. Rasmussen
,
Joseph Zepeda
,
Timothy C. Beers
,
Vinicius M. Placco
,
Ãric Depagne
,
Anna Frebel
,
Sarah Dietz,
,
Tilman Hartwig
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/905/1/20
Cosmological Insights into the Early Accretion of r -process-enhanced Stars. I. A Comprehensive Chemodynamical Analysis of LAMOST J1109+0754
Volume 15, Issue 45 - article #14
Mohammad K. Mardini
,
Vinicius M. Placco
,
Yohai Meiron
,
Marina Ishchenko
,
Branislav Avramov
,
Matteo Mazzarini
,
Peter Berczik
,
Manuel Arca Sedda
,
Timothy C. Beers
,
Anna Frebel
,
Ali Taani
,
Martina Donnari
,
Mashhoor A. Al-Wardat,
,
Gang Zhao
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/903/2/88
Discovery of a Large Population of Nitrogen-enhanced Stars in the Magellanic Clouds
Volume 15, Issue 44 - article #15
José G. Fernández-Trincado
,
Timothy C. Beers
,
Dante Minniti
,
Leticia Carigi
,
Beatriz Barbuy
,
Vinicius M. Placco
,
Christian Moni Bidin
,
Sandro Villanova
,
Alexandre Roman-Lopes,
,
Christian Nitschelm
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/903/1/L17
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
Cosmological Insights into the Early Accretion of textit{r}-Process-Enhanced stars. I. A Comprehensive Chemo-dynamical Analysis of LAMOST J1109+0754. (arXiv:2009.12142v1 [astro-ph.GA])
Volume 15, Issue 40 - article #2
Mohammad K. Mardini
,
Vinicius M. Placco
,
Yohai Meiron
,
Marina Ishchenko
,
Branislav Avramov
,
Matteo Mazzarini
,
Peter Berczik
,
Manuel Arca Sedda
,
Timothy C. Beers
,
Anna Frebel
,
Ali Taani
,
Mashhoor A. Al-Wardat
,
Gang Zhao
http://arxiv.org/abs/2009.12142
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
Discovery of a large population of Nitrogen-Enhanced stars in the Magellanic Clouds. (arXiv:2010.00024v1 [astro-ph.GA])
Volume 15, Issue 40 - article #5
José
,
G. Fernández-Trincado
,
Timothy C. Beers
,
Dante Minniti
,
Leticia Carigi
,
Beatriz Barbuy
,
Vinicius M. Placco
,
Christian Moni Bidin
,
Sandro Villanova
,
Alexandre Roman-Lopes
,
Christian Nitschelm
http://arxiv.org/abs/2010.00024
The enigmatic globular cluster UKS~1 obscured by the bulge: textit{H}-band discovery of nitrogen-enhanced stars. (arXiv:2010.00020v1 [astro-ph.GA])
Volume 15, Issue 40 - article #13
José
,
G. Fernández-Trincado
,
Dante Minniti
,
Timothy C. Beers
,
Sandro Villanova
,
Doug Geisler
,
Stefano O. Souza
,
Leigh C. Smith
,
Vinicius M. Placco
,
Katherine Vieira
,
Angeles Pérez-Villegas
,
Beatriz Barbuy
,
Alan Alves-Brito
,
Christian Moni Bidin
,
Javier Alonso-García
,
Baitian Tang
,
Tali Palma
http://arxiv.org/abs/2010.00020
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
Dynamical Relics of the Ancient Galactic Halo
Volume 15, Issue 10 - article #5
Zhen Yuan
,
G. C. Myeong
,
Timothy C. Beers
,
N. W. Evans
,
Young Sun Lee
,
Projjwal Banerjee
,
Dmitrii Gudin
,
Kohei Hattori
,
Haining Li
,
Tadafumi Matsuno
,
Vinicius M. Placco
,
M. C. Smith
,
Devin D. Whitten,
,
Gang Zhao
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/891/1/39
Discovery of a New Stellar Subpopulation Residing in the (Inner) Stellar Halo of the Milky Way
Volume 14, Issue 46 - article #17
José G. Fernández-Trincado
,
Timothy C. Beers
,
Vinicius M. Placco
,
Edmundo Moreno
,
Alan Alves-Brito
,
Dante Minniti
,
Baitian Tang
,
Angeles Pérez-Villegas
,
Céline Reylé
,
Annie C. Robin,
,
Sandro Villanova
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/886/1/L8
Constraints on the Galactic Inner Halo Assembly History from the Age Gradient of Blue Horizontal-branch Stars
Volume 14, Issue 42 - article #9
Devin D. Whitten
,
Timothy C. Beers
,
Vinicius M. Placco
,
Rafael M. Santucci
,
Pavel Denissenkov
,
Patricia B. Tissera
,
Andrea MejÃas
,
Nina Hernitschek,
,
Daniela Carollo
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/884/1/67
Metal-poor Stars Observed with the Automated Planet Finder Telescope. II. Chemodynamical Analysis of Six Low-Metallicity Stars in the Halo System of the Milky Way. (arXiv:1906.08439v1 [astro-ph.GA])
Volume 14, Issue 25 - article #4
Mohammad K. Mardini
,
Vinicius M. Placco
,
Ali Taani
,
Haining Li
,
Gang Zhao
http://arxiv.org/abs/1906.08439
Evidence for an Aspherical Population III Supernova Explosion Inferred from the Hyper-metal-poor Star HE 1327–2326
Volume 14, Issue 19 - article #8
Rana Ezzeddine
,
Anna Frebel
,
Ian U. Roederer
,
Nozomu Tominaga
,
Jason Tumlinson
,
Miho Ishigaki
,
Kenâichi Nomoto
,
Vinicius M. Placco,
,
Wako Aoki
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/876/2/97
The discovery of anomalously high levels of [Si/Fe] among metal-poor giants in the bulge, disk, and halo of the Milky Way. (arXiv:1904.05884v1 [astro-ph.GA])
Volume 14, Issue 16 - article #3
José
,
G. Fernández-Trincado
,
Timothy C. Beers
,
Vinicius M. Placco
,
Sarah L. Martell
,
Edmundo Moreno
,
Baitian Tang
,
Alan Alves-Brito
,
Sandro Villanova
,
Mario Ortigoza-Urdaneta
,
Dante Minniti
,
Angeles Pérez-Villegas
,
Céline Reylé
,
Annie C. Robin
http://arxiv.org/abs/1904.05884
Metal-poor Stars Observed with the Automated Planet Finder Telescope. I. Discovery of Five Carbon-enhanced Metal-poor Stars from LAMOST
Volume 14, Issue 16 - article #16
Mohammad K. Mardini
,
Haining Li
,
Vinicius M. Placco
,
Sofya Alexeeva
,
Daniela Carollo
,
Ali Taani
,
Iminhaji Ablimit
,
Liang Wang,
,
Gang Zhao
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/875/2/89
Evidence for an aspherical Population III supernova explosion inferred from the hyper metal-poor star HE1327-2326. (arXiv:1904.03211v1 [astro-ph.SR])
Volume 14, Issue 15 - article #7
Rana Ezzeddine
,
Anna Frebel
,
Ian U. Roederer
,
Nozomu Tominaga
,
Jason Tumlinson
,
Miho Ishigaki
,
Ken'ichi Nomoto
,
Vinicius M. Placco
,
Wako Aoki
http://arxiv.org/abs/1904.03211
The R -Process Alliance: Discovery of a Low- α , r -process-enhanced Metal-poor Star in the Galactic Halo
Volume 14, Issue 14 - article #19
Charli M. Sakari
,
Ian U. Roederer
,
Vinicius M. Placco
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese Hansen
,
Christopher Sneden
,
John J. Cowan
,
George Wallerstein
,
Elizabeth M. Farrell
,
Kim A. Venn
,
Gal MatijeviÄ
,
Rosemary F. G. Wyse
,
Joss Bland-Hawthorn
,
Cristina Chiappini
,
Kenneth C. Freeman
,
Brad K. Gibson
,
Eva K. Grebel
,
Amina Helmi
,
Georges Kordopatis
,
Andrea Kunder
,
Julio Navarro
,
Warren Reid
,
George Seabroke
,
Matthias Steinmetz,
,
Fred Watson
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/874/2/148
The R-Process Alliance: Discovery of a low-alpha, r-Process-Enhanced Metal-Poor Star in the Galactic Halo. (arXiv:1903.01480v1 [astro-ph.SR])
Volume 14, Issue 10 - article #12
Charli M. Sakari
,
Ian U. Roederer
,
Vinicius M. Placco
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese Hansen
,
Christopher Sneden
,
John J. Cowan
,
George Wallerstein
,
Elizabeth M. Farrell
,
Kim A. Venn
,
Gal Matijevic
,
Rosemary F.G. Wyse
,
Joss Bland-Hawthorn
,
Cristina Chiappini
,
Kenneth C. Freeman
,
Brad K. Gibson
,
Eva K. Grebel
,
Amina Helmi
,
Georges Kordopatis
,
Andrea Kunder
,
Julio Navarro
,
Warren Reid
,
George Seabroke
,
Matthias Steinmetz
,
Fred Watson
http://arxiv.org/abs/1903.01480
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 Origin of the 300 km s −1 Stream near Segue 1
Volume 13, Issue 41 - article #16
Sal Wanying Fu
,
Joshua D. Simon
,
Matthew Shetrone
,
Jo Bovy
,
Timothy C. Beers
,
J. G. Fernández-Trincado
,
Vinicius M. Placco
,
Olga Zamora
,
Carlos Allende Prieto
,
D. A. GarcÃa-Hernández
,
Paul Harding
,
Inese Ivans
,
Richard Lane
,
Christian Nitschelm
,
Alexandre Roman-Lopes,
,
Jennifer Sobeck
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/866/1/42
The R -Process Alliance: A Comprehensive Abundance Analysis of HD 222925, a Metal-poor Star with an Extreme R -process Enhancement of [Eu/H] = −0.14
Volume 13, Issue 40 - article #13
Ian U. Roederer
,
Charli M. Sakari
,
Vinicius M. Placco
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel,
,
Terese T. Hansen
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/865/2/129
The R-Process Alliance: First Release from the Northern Search for r-Process Enhanced Metal-Poor Stars in the Galactic Halo. (arXiv:1809.09156v1 [astro-ph.SR])
Volume 13, Issue 39 - article #7
Charli M. Sakari
,
Vinicius M. Placco
,
Elizabeth M. Farrell
,
Ian U. Roederer
,
George Wallerstein
,
Timothy C. Beers
,
Rana Ezzeddine
,
Anna Frebel
,
Terese Hansen
,
Erika M. Holmbeck
,
Christopher Sneden
,
Kim A. Venn
,
Christopher Evan Davis
,
Gal Matijevic
,
Rosemary F.G. Wyse
,
Joss Bland-Hawthorn
,
Cristina Chiappini
,
Kenneth C. Freeman
,
Brad K. Gibson
,
Eva K. Grebel
,
Amina Helmi
,
Georges Kordopatis
,
Andrea Kunder
,
Julio Navarro
,
Warren Reid
,
George Seabroke
,
Matthias Steinmetz
,
Fred Watson
http://arxiv.org/abs/1809.09156
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
Galactic Archeology with the AEGIS Survey: The Evolution of Carbon and Iron in the Galactic Halo
Volume 13, Issue 29 - article #20
Jinmi Yoon
,
Timothy C. Beers
,
Sarah Dietz
,
Young Sun Lee
,
Vinicius M. Placco
,
Gary Da Costa
,
Stefan Keller
,
Christopher I. Owen,
,
Mahavir Sharma
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/861/2/146
Galactic Archeology with the AEGIS Survey: The Evolution of Carbon and Iron in the Galactic Halo. (arXiv:1806.04738v1 [astro-ph.SR])
Volume 13, Issue 24 - article #4
Jinmi Yoon
,
Timothy C. Beers
,
Sarah Dietz
,
Young Sun Lee
,
Vinicius M. Placco
,
Gary Da Costa
,
Stefan Keller
,
Christopher I. Owen
,
Mahavir Sharma
http://arxiv.org/abs/1806.04738
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 Origin of the 300 km s$^{-1}$ Stream Near Segue 1. (arXiv:1804.08622v1 [astro-ph.GA])
Volume 13, Issue 17 - article #20
Sal Wanying Fu
,
Joshua D. Simon
,
Matthew Shetrone
,
Jo Bovy
,
J. G. Fernández-Trincado
,
Vinicius M. Placco
,
Olga Zamora
,
Carlos Allende Prieto
,
D. A. García-Hernández
,
Paul Harding
,
Inese Ivans
,
Richard Lane
,
Christian Nitschelm
,
Alexandre Roman-Lopes
,
Jennifer Sobeck
http://arxiv.org/abs/1804.08622
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
The r -process Pattern of a Bright, Highly r -process-enhanced Metal-poor Halo Star at [Fe/H] ∼ −2
Volume 13, Issue 7 - article #18
Charli M. Sakari
,
Vinicius M. Placco
,
Terese Hansen
,
Erika M. Holmbeck
,
Timothy C. Beers
,
Anna Frebel
,
Ian U. Roederer
,
Kim A. Venn
,
George Wallerstein
,
Christopher Evan Davis
,
Elizabeth M. Farrell,
,
David Yong
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/854/2/L20
APOGEE Chemical Abundances of the Sagittarius Dwarf Galaxy
Volume 12, Issue 34 - article #18
Sten Hasselquist
,
Matthew Shetrone
,
Verne Smith
,
Jon Holtzman
,
Andrew McWilliam
,
J. G. Fernández-Trincado
,
Timothy C. Beers
,
Steven R. Majewski
,
David L. Nidever
,
Baitian Tang
,
Patricia B. Tissera
,
Emma Fernández Alvar
,
Carlos Allende Prieto
,
Andres Almeida
,
Borja Anguiano
,
Giuseppina Battaglia
,
Leticia Carigi
,
Gloria Delgado Inglada
,
Peter Frinchaboy
,
D. A. GarcÃa-Hernández
,
Doug Geisler
,
Dante Minniti
,
Vinicius M. Placco
,
Mathias Schultheis
,
Jennifer Sobeck,
,
Sandro Villanova
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/845/2/162
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
APOGEE Chemical Abundances of the Sagittarius Dwarf Galaxy. (arXiv:1707.03456v1 [astro-ph.GA])
Volume 12, Issue 28 - article #2
Sten Hasselquist
,
Matthew Shetrone
,
Verne Smith
,
Jon Holtzman
,
Andrew McWilliam
,
J. G. Fernández-Trincado
,
Timothy C. Beers
,
Steven R. Majewski
,
David L. Nidever
,
Baitian Tang
,
Patricia B. Tissera
,
Emma Fernández Alvar
,
Carlos Allende Prieto
,
Andres Almeida
,
Borja Anguiano
,
Giuseppina Battaglia
,
Leticia Carigi
,
Gloria Delgado Inglada
,
Peter Frinchaboy
,
D. A. García-Hernández
,
Doug Geisler
,
Dante Minniti
,
Vinicius M. Placco
,
Mathias Schultheis
,
Jennifer Sobeck
,
Sandro Villanova
http://arxiv.org/abs/1707.03456
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
Bright Metal-Poor Stars from the Hamburg/ESO Survey. II. A Chemodynamical Analysis
Volume 12, Issue 3 - article #7
Timothy C. Beers
,
Vinicius M. Placco
,
Daniela Carollo
,
Silvia Rossi
,
Young Sun Lee
,
Anna Frebel
,
John E. Norris
,
Sarah Dietz,
,
Thomas Masseron
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/835/1/81
Identification of Neodymium in the Apogee H-Band Spectra
Volume 11, Issue 50 - article #17
Sten Hasselquist
,
Matthew Shetrone
,
Katia Cunha
,
Verne V. Smith
,
Jon Holtzman
,
J. E. Lawler
,
Carlos Allende Prieto
,
Timothy C. Beers
,
Drew Chojnowski
,
J. G. Fernández-Trincado
,
D. A. GarcÃa-Hernández
,
Fred R. Hearty
,
Steven R. Majewski
,
C. B. Pereira
,
Vinicius M. Placco
,
Sandro Villanova,
,
Olga Zamora
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/833/1/81
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. II. SPECTROSCOPY OF AN ULTRA METAL-POOR CEMP-NO STAR
Volume 11, Issue 50 - article #19
Vinicius M. Placco
,
Anna Frebel
,
Timothy C. Beers
,
Jinmi Yoon
,
Anirudh Chiti
,
Alexander Heger
,
Conrad Chan
,
Andrew R. Casey,
,
Norbert Christlieb
The Astrophysical Journal
http://iopscience.iop.org/0004-637X/833/1/21
Bright Metal-Poor Stars from the Hamburg/ESO Survey. II. A Chemodynamical Analysis. (arXiv:1611.03762v1 [astro-ph.SR])
Volume 11, Issue 47 - article #2
Timothy C. Beers
,
Vinicius M. Placco
,
Daniela Carollo
,
Silvia Rossi
,
Anna Frebel
,
John E. Norris
,
Sarah Dietz
,
Thomas Masseron
http://arxiv.org/abs/1611.03762
G64-12 and G64-37 Are Carbon-enhanced Metal-poor Stars
Volume 11, Issue 39 - article #22
Vinicius M. Placco
,
Timothy C. Beers
,
Henrique Reggiani,
,
Jorge Meléndez
The Astrophysical Journal Letters
http://iopscience.iop.org/2041-8205/829/2/L24
G64-12 and G64-37 are Carbon-Enhanced Metal-Poor Stars. (arXiv:1609.00679v1 [astro-ph.SR])
Volume 11, Issue 37 - article #9
Vinicius M. Placco
,
Timothy C. Beers
,
Henrique Reggiani
,
Jorge Melendez
http://arxiv.org/abs/1609.00679
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