Articles by Vinicius M. Placco

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Vinicius M. Placco

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The R-process Alliance: Enrichment of R-process Elements in a Simulated Milky Way-like Galaxy

15 October 2024 by Yutaka Hirai and others

Astrophysics of Galaxies, High Energy Astrophysical Phenomena

BD+44 493: Chemo-Dynamical Analysis and Constraints on Companion Planetary Masses from WIYN/NEID Spectroscopy

11 October 2024 by Vinicius Placco and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The R-Process Alliance: Fifth Data Release from the Search for R-Process-Enhanced Metal-poor Stars in the Galactic Halo with the GTC

3 October 2024 by Avrajit Bandyopadhyay and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Discovery of a Metal-Poor Red Giant Star with the Highest Ultra-Lithium Enhancement

14 August 2024 by Jeremy Kowkabany and others at

University of Florida

Solar and Stellar Astrophysics, Astrophysics of Galaxies

The Fourth S-PLUS Data Release: 12-filter photometry covering \sim3000 square degrees in the southern hemisphere

30 July 2024 by Fábio Herpich and others

Astrophysics of Galaxies, Solar and Stellar Astrophysics

High-Resolution Dayside Spectroscopy of WASP-189b: Detection of Iron during the GHOST/Gemini South System Verification Run

15 July 2024 by Emily Deibert and others

Earth and Planetary Astrophysics

The S-PLUS Ultra-Short Survey: first data release

6 July 2024 by Helio Perottoni and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

The R-Process Alliance: 2MASS J22132050-5137385, the Star with the Highest-known r-process Enhancement at [Eu/Fe] = +2.45

4 June 2024 by Ian Roederer and others at

University of Florida

Solar and Stellar Astrophysics, Astrophysics of Galaxies

The R-Process Alliance: Detailed Composition of an R-Process Enhanced Star with UV and Optical Spectroscopy

22 January 2024 by Shivani Shah and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Element abundance patterns in stars indicate fission of nuclei heavier than uranium

11 December 2023 by Ian Roederer and others at

University of Florida

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk

27 November 2023 by Anya Dovgal and others at

ASTRON

Astrophysics of Galaxies, Solar and Stellar Astrophysics

rrlfe: Software for Generating and Applying Metallicity Calibrations for RR Lyrae Variable Stars Across a Wide Range of Phases and Temperatures

23 November 2023 by Eckhart Spalding and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

SPLUS J142445.34-254247.1: An R-Process Enhanced, Actinide-Boost, Extremely Metal-Poor star observed with GHOST

25 October 2023 by Vinicius Placco and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

DRAGONS -- A Quick Overview

3 October 2023 by Kathleen Labrie and others

Instrumentation and Methods for Astrophysics

Abundance Analysis of Stars at Large Radius in the Sextans Dwarf Spheroidal Galaxy

5 July 2023 by Ian Roederer and others

Astrophysics of Galaxies, Solar and Stellar Astrophysics

The Chemodynamical Nature of the Triangulum-Andromeda Overdensity

27 May 2023 by Yuri Abuchaim and others

Astrophysics of Galaxies

US National Gemini Office in the NOIRLab era

20 April 2023 by Vinicius Placco and Letizia Stanghellini

Instrumentation and Methods for Astrophysics

Search for Extremely Metal-Poor Stars with GEMINI-N/GRACES I. Chemical-Abundance Analysis

16 January 2023 by Miji Jeong and others

Astrophysics of Galaxies

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

30 December 2022 by Joseph Zepeda and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Gaia-IGRINS synergy: Orbits of Newly Identified Milky Way Star Clusters

13 December 2022 by Elisa Garro and others

Astrophysics of Galaxies

The R-Process Alliance: Abundance Universality among Some Elements at and between the First and Second R-Process Peaks

27 October 2022 by Ian Roederer and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The \emph{R}-Process Alliance: Chemo-Dynamically Tagged Groups II. An Extended Sample of Halo r-Process-Enhanced Stars

6 October 2022 by Derek Shank and others

Astrophysics of Galaxies

On the inconsistency of [C/Fe] abundances and the fractions of carbon-enhanced metal-poor stars among various stellar surveys

25 August 2022 by Anke Arentsen and others

Astrophysics of Galaxies, Solar and Stellar Astrophysics

The chemical abundance pattern of the extremely metal-poor thin disk star 2MASS J1808-5104 and its origins

8 August 2022 by Mohammad Mardini and others

Astrophysics of Galaxies

Mining S-PLUS for Metal-Poor Stars in the Milky Way

17 June 2022 by Vinicius Placco and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

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

18 May 2022 by Ian Roederer and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Dynamically Tagged Groups of Metal-Poor Stars II. The Radial Velocity Experiment Data Release 6

20 January 2022 by Derek Shank and others

Astrophysics of Galaxies

Silicon and Strontium abundances of very metal-poor stars determined from near-infrared spectra

14 December 2021 by Wako Aoki and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

Dynamically Tagged Groups of Metal-Poor Stars from the Best \& Brightest Survey

1 December 2021 by Derek Shank and others

Astrophysics of Galaxies

Metal-Poor Stars Observed with the Southern African Large Telescope II. An Extended Sample

17 November 2021 by Joseph Zepeda and others

Solar and Stellar Astrophysics, Astrophysics of Galaxies

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Astrophysics of Galaxies Solar and Stellar Astrophysics Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena Nuclear Experiment Nuclear Theory Earth and Planetary Astrophysics Cosmology and Nongalactic Astrophysics