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V. Placco · SciRah

Researcher profile · Semantic Scholar

V. Placco

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V. Placco — researcher profile on SciRah

h-index: 41
Works: 243
Citations: 6,228

Most-cited papers

DRAGONS—A Quick Overview
K. Labrie, C. Simpson, R. Cárdenes, James Turner +9 more
2023Research Notes of the AAS65 citations Open access
Semantic Scholar
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
I. Roederer, J. Lawler, E. D. Den Hartog, V. Placco +8 more
2022Astrophysical Journal Supplement Series54 citations Open access
Semantic Scholar
Horizons: nuclear astrophysics in the 2020s and beyond
H. Schatz, A. B. Reyes, A. Best, E. Brown +161 more
2022Journal of Physics G: Nuclear and Particle Physics45 citations Open access
Semantic Scholar
Element abundance patterns in stars indicate fission of nuclei heavier than uranium
I. Roederer, N. Vassh, E. Holmbeck, M. Mumpower +8 more
2023Science41 citations Open access
Semantic Scholar
The Photometric Metallicity and Carbon Distributions of the Milky Way’s Halo and Solar Neighborhood from S-PLUS Observations of SDSS Stripe 82
D. D. Whitten, V. Placco, T. Beers, D. An +13 more
2021Astrophysical Journal28 citations Open access
Semantic Scholar
On the inconsistency of [C/Fe] abundances and the fractions of carbon-enhanced metal-poor stars among various stellar surveys
A. Arentsen, V. Placco, Young-Sun Lee, D. Aguado +3 more
2022Monthly notices of the Royal Astronomical Society27 citations Open access
Semantic Scholar
The R-Process Alliance: Abundance Universality among Some Elements at and between the First and Second R-Process Peaks
I. Roederer, J. Cowan, M. Pignatari, T. Beers +10 more
2022Astrophysical Journal27 citations Open access
Semantic Scholar
SPLUS J142445.34–254247.1: An r-process–enhanced, Actinide-boost, Extremely Metal-poor Star Observed with GHOST
V. Placco, F. Almeida-Fernandes, E. Holmbeck, I. Roederer +32 more
2023Astrophysical Journal21 citations Open access
Semantic Scholar
Dynamically Tagged Groups of Metal-poor Stars from the Best and Brightest Survey
Derek Shank, T. Beers, V. Placco, G. Limberg +8 more
2021Astrophysical Journal21 citations Open access
Semantic Scholar
The R-process Alliance: Fifth Data Release from the Search for R-process-enhanced Metal-poor Stars in the Galactic Halo with the GTC
Avrajit Bandyopadhyay, R. Ezzeddine, C. Allende Prieto, Nima Aria +8 more
2024Astrophysical Journal Supplement Series20 citations Open access
Semantic Scholar
SPLUS J210428.01−004934.2: An Ultra Metal-poor Star Identified from Narrowband Photometry
V. Placco, I. Roederer, Young-Sun Lee, F. Almeida-Fernandes +5 more
2021Astrophysical Journal Letters20 citations Open access
Semantic Scholar
Gemini High-resolution Optical Spectrograph (GHOST) at Gemini South: Instrument Performance and Integration, First Science, and Next Steps
V. Kalari, R. Diaz, G. Robertson, A. McConnachie +56 more
2024Astronomical Journal19 citations Open access
Semantic Scholar
The chemical abundance pattern of the extremely metal-poor thin disk star 2MASS J1808−5104 and its origins
Mohammad K. Mardini, A. Frebel, R. Ezzeddine, A. Chiti +5 more
2022Monthly notices of the Royal Astronomical Society19 citations Open access
Semantic Scholar
Chemodynamically Tagged Groups of CEMP Stars in the Halo of the Milky Way. I. Untangling the Origins of CEMP-s and CEMP-no Stars
J. Zepeda, T. Beers, V. Placco, Derek Shank +6 more
2022Astrophysical Journal18 citations Open access
Semantic Scholar
Data Release 2 of S-PLUS: accurate template-fitting based photometry covering $\sim$1000 square degrees in 12 optical filters
F. Almeida-Fernandes, L. Sampedro, F. Herpich, A. Molino +25 more
202118 citations Open access
Semantic Scholar
The R-Process Alliance: 2MASS J22132050–5137385, the Star with the Highest-known r-process Enhancement at [Eu/Fe] = +2.45
I. Roederer, T. Beers, K. Hattori, V. Placco +5 more
2024Astrophysical Journal16 citations Open access
Semantic Scholar
The R-Process Alliance: Chemodynamically Tagged Groups. II. An Extended Sample of Halo r-process-enhanced Stars
Derek Shank, T. Beers, V. Placco, Dmitrii Gudin +7 more
2022Astrophysical Journal16 citations Open access
Semantic Scholar
Targeting Bright Metal-poor Stars in the Disk and Halo Systems of the Galaxy
G. Limberg, R. Santucci, S. Rossi, Derek Shank +6 more
2021Astrophysical Journal16 citations Open access
Semantic Scholar
The R-Process Alliance: Detailed Chemical Composition of an R-Process Enhanced Star with UV and Optical Spectroscopy
Shivani P. Shah, R. Ezzeddine, I. Roederer, T. Hansen +7 more
2024Monthly notices of the Royal Astronomical Society14 citations Open access
Semantic Scholar
Discovery of an [Fe/H] ∼ −4.8 Star in Gaia XP Spectra
G. Limberg, V. Placco, Alex Ji, Yu-Peng Yao +4 more
202513 citations Open access
Semantic Scholar
The DECam MAGIC Survey: Spectroscopic Follow-up of the Most Metal-poor Stars in the Distant Milky Way Halo
V. Placco, G. Limberg, A. Chiti, D. S. Prabhu +20 more
2025Astrophysical Journal13 citations Open access
Semantic Scholar
Discovery and Spectroscopic Confirmation of Aquarius III: A Low-mass Milky Way Satellite Galaxy
W. Cerny, A. Chiti, M. Geha, B. Mutlu-Pakdİl +36 more
2024Astrophysical Journal13 citations Open access
Semantic Scholar
Mining S-PLUS for Metal-poor Stars in the Milky Way
V. Placco, F. Almeida-Fernandes, A. Arentsen, Young-Sun Lee +3 more
2022Astrophysical Journal Supplement Series13 citations Open access
Semantic Scholar
Dynamically Tagged Groups of Metal-poor Stars. II. The Radial Velocity Experiment Data Release 6
Derek Shank, Dante Komater, T. Beers, V. Placco +1 more
2022Astrophysical Journal Supplement Series13 citations Open access
Semantic Scholar
The Pristine Inner Galaxy Survey (PIGS) III: carbon-enhanced metal-poor stars in the bulge
A. Arentsen, E. Starkenburg, D. Aguado, N. Martin +14 more
202113 citations Open access
Semantic Scholar
The R-Process Alliance: Analysis of limited-r stars
T. Xylakis-Dornbusch, T. Hansen, T. Beers, N. Christlieb +7 more
2024Astronomy & Astrophysics12 citations Open access
Semantic Scholar
Search for Extremely Metal-poor Stars with Gemini-N/Graces. I. Chemical-abundance Analysis
Miji Jeong, Young-Sun Lee, T. Beers, V. Placco +4 more
2023Astrophysical Journal12 citations Open access
Semantic Scholar
J-PLUS: Searching for very metal-poor star candidates using the SPEEM pipeline
C. Arevalo, S. Daflon, V. Placco, C. Allende Prieto +14 more
2021Astronomy & Astrophysics11 citations Open access
Semantic Scholar
The Fourth S-PLUS Data Release: 12-filter photometry covering ~3000 square degrees in the southern hemisphere
F. Herpich, F. Almeida-Fernandes, L. Nakazono, J. Alonso-García +65 more
2024Astronomy & Astrophysics10 citations Open access
Semantic Scholar
Spectroscopic Analysis of Pictor II: a very low metallicity ultra-faint dwarf galaxy bound to the Large Magellanic Cloud
A. B. Pace, T.-S. Li, Alexander P. Ji, J. D. Simon +29 more
2025The Open Journal of Astrophysics8 citations Open access
Semantic Scholar
Modernizing IRAF to Support Gemini Data Reduction
M. Fitzpatrick, V. Placco, A. Bolton, B. Merino +2 more
2024Astronomical Society of the Pacific Conference Series8 citations Open access
Semantic Scholar
Abundance analysis of APOGEE spectra for 58 metal-poor stars from the bulge spheroid
R. Razera, B. Barbuy, T. Moura, H. Ernandes +18 more
2022Monthly notices of the Royal Astronomical Society8 citations Open access
Semantic Scholar
Enrichment by the first stars in a relic dwarf galaxy
A. Chiti, V. Placco, A. Pace, Alexander P. Ji +21 more
2025Nature Astronomy7 citations Open access
Semantic Scholar
The DECam MAGIC Survey: A Wide-field Photometric Metallicity Study of the Sculptor Dwarf Spheroidal Galaxy
F. O. Barbosa, A. Chiti, G. Limberg, A. B. Pace +25 more
2025Astrophysical Journal7 citations Open access
Semantic Scholar
Stellar atmospheric parameters and chemical abundances of ~ 5 million stars from S-PLUS multiband photometry
C. E. Ferreira Lopes, L. A. Gutiérrez-Soto, V. S. Ferreira Alberice, N. Monsalves +29 more
2024Astronomy & Astrophysics7 citations Open access
Semantic Scholar
The S-PLUS Ultra-Short Survey: first data release
H. Perottoni, V. Placco, F. Almeida-Fernandes, F. Herpich +14 more
2024Astronomy & Astrophysics7 citations Open access
Semantic Scholar
J-PLUS: Systematic impact of metallicity on photometric calibration with the stellar locus
C. López-Sanjuan, H. Yuan, H. V. Ramió, J. Varela +18 more
2021Astronomy & Astrophysics7 citations Open access
Semantic Scholar
APOGEE discovery of a chemically atypical star disrupted from NGC 6723 and captured by the Milky Way bulge
J. G. Fernández-Trincado, T. Beers, D. Minniti, L. Carigi +25 more
2021Astronomy & Astrophysics7 citations Open access
Semantic Scholar
DELVE Milky Way Satellite Galaxy Census. I. Satellite Population and Survey Selection Function in DES, DELVE, and Pan-STARRS
C. Y. Tan, A. Drlica-Wagner, A. B. Pace, W. Cerny +83 more
2025Astrophysical Journal6 citations Open access
Semantic Scholar
The R -Process Alliance: Hunting for gold in the near-UV spectrum of 2MASS J05383296--5904280
T. Hansen, I. Roederer, Shivani P. Shah, R. Ezzeddine +9 more
2025Astronomy & Astrophysics6 citations Open access
Semantic Scholar
The R-process Alliance: Enrichment of r-process Elements in a Simulated Milky Way–like Galaxy
Yutaka Hirai, T. Beers, Young-Sun Lee, S. Wanajo +10 more
2024Astrophysical Journal6 citations Open access
Semantic Scholar
BD+44°493: Chemo-dynamical Analysis and Constraints on Companion Planetary Masses from WIYN/NEID Spectroscopy
V. Placco, Arvind F. Gupta, F. Almeida-Fernandes, Sarah E. Logsdon +10 more
2024Astrophysical Journal6 citations Open access
Semantic Scholar
Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk
Anya Dovgal, K. Venn, F. Sestito, C. Hayes +30 more
2023Monthly notices of the Royal Astronomical Society6 citations Open access
Semantic Scholar
Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal Galaxy
I. Roederer, A. Pace, V. Placco, N. Caldwell +4 more
2023Astrophysical Journal6 citations Open access
Semantic Scholar
Probing Abundance Variations Among Multiple Stellar Populations in the Metal-poor Globular Cluster NGC 2298 Using Gemini-South/GHOST
Avrajit Bandyopadhyay, R. Ezzeddine, V. Placco, A. Frebel +2 more
2025Astronomical Journal5 citations Open access
Semantic Scholar
The R -Process Alliance: Exploring the cosmic scatter among ten r -process sites with stellar abundances
M. Racca, T. Hansen, I. Roederer, V. Placco +10 more
2025Astronomy & Astrophysics5 citations Open access
Semantic Scholar
High-resolution Dayside Spectroscopy of WASP-189 b: Detection of Iron during the GHOST/Gemini South System Verification Run
E. Deibert, Adam B. Langeveld, M. Young, L. Flagg +29 more
2024Astronomical Journal5 citations Open access
Semantic Scholar
Chemodynamical properties and ages of metal-poor stars in S-PLUS
F. Almeida-Fernandes, V. Placco, H. Rocha-Pinto, M. B. Fernandes +9 more
2023Monthly notices of the Royal Astronomical Society5 citations Open access
Semantic Scholar
Abundances of P, S, and K in 58 bulge spheroid stars from APOGEE
B. Barbuy, H. Ernandes, A. Friacca, M. S. Camargo +24 more
20254 citations
Semantic Scholar
Ultra-faint Milky Way Satellites Discovered in Carina, Phoenix, and Telescopium with DELVE Data Release 3
C. Y. Tan, W. Cerny, A. Pace, J. Sharp +75 more
2025Astrophysical Journal4 citations Open access
Semantic Scholar

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