AR
Alexandre Roman-Lopes
astro-ph.GAastro-ph.SRastro-ph.IMastro-ph.COastro-ph.HEastro-phastro-ph.EPphysics.atom-phphysics.soc-ph
On Valency
published · living versionsW_spydx862·v1 · currentpublished
The Close Binary Fraction as a Function of Stellar Parameters in APOGEE: A Strong Anti-Correlation With Abundances
with Christine N. Mazzola, Carles Badenes, Maxwell Moe, Sergey E. Koposov +18
1 version
W_tct389yc·v1published
Preprints & journals
131 papers in the corpus · 2003–2026Slowly Rotating Fully Convective Stars at 1 Gyr: Evidence from the Hyades and Praesepe2610.27112v1 · Yuxi Lu, Marc H. Pinsonneault, Jos'e G. Fern'andez-Trincado et al.2026 · 0 citationsarXiv
An upper limit on Galactic OB+black hole binaries from SDSS-V2610.17253v1 · J. Muller-Horn, H.-W. Rix, S. Shahaf et al.2026 · 0 citationsarXiv
Massive stars in the SDSS-V survey: New O2 stars in the Large Magellanic Cloud2609.25464v1 · A. Roman-Lopes, J. G. Fern'andez-Trincado, Marina Kounkel et al.2026 · 0 citationsarXiv
A Broken Clock Is Right Twice a Day: [Ce/Mg] Is Not a Universal Chemical Clock2608.26261v1 · Liam O. Dubay, Jennifer A. Johnson, James W. Johnson et al.2026 · 0 citationsarXiv
ABYSS. IV. Identifying signatures of stellar youth in APOGEE spectra2608.25170v1 · Valentina Bonilla Villalobos, Marina Kounkel, Joseph Mullen et al.2026 · 0 citationsarXiv
SDSS-V Local Volume Mapper (LVM): The Integrated Light and Internal Rotation of Omega Centauri2607.28809v1 · Maximilian Haberle, Dmitry Bizyaev, Alina Boecker et al.2026 · 0 citationsA&A, 713, 301 (2026)
The Twentieth Data Release of the Sloan Digital Sky Survey: First All-Sky BOSS Spectra, eROSITA-SDSS-V Mapper Coordinated Observations, and a Preview of the Local Volume Mapper2607.26149v1 · Mojgan Aghakhanloo, David Aguilar, James Aird et al.2026 · 0 citationsarXiv
A Probabilistic Framework for Population Studies of the Solar Neighborhood: Application to SDSS-V and Gaia2607.19501v1 · Ilija Medan, Keivan G. Stassun, Zachary Way et al.2026 · 0 citationsarXiv
Pre-main Sequence B Stars Surrounding the Orion Nebula2607.15409v1 · P.H.F.B. Braz, A. Roman-Lopes, W.J.B. Corradi et al.2026 · 0 citationsarXiv
SDSS-V LVM: Revealing the Physical and Chemical Structure of the Helix Nebula2606.11394v1 · R. Orozco-Duarte, J. E. M'endez-Delgado, J. A. Toal'a et al.2026 · 0 citationsarXiv
SDSS-V LVM: Verifying what, and where, the 'Galactic Center' Lobe is2604.16601v1 · K. Kreckel, O. V. Egorov, N. Drory et al.2026 · 0 citationsA&A 710, A205 (2026)
SDSS-V LVM: A spatially resolved study of the physical conditions and the chemical abundance discrepancy in the Lagoon Nebula (M 8)2603.22382v1 · Amrita Singh, Guillermo A. Blanc, Nimisha Kumari et al.2026 · 2 citationsarXiv
The Chemical Homogeneity of Single-Lined Spectroscopic Binaries in Open Clusters2602.18552v1 · Amaya Sinha, Gail Zasowski, Natalie R. Myers et al.2026 · 0 citationsarXiv
SDSS-V Local Volume Mapper (LVM): Helix Nebula public data, Data Analysis Pipeline data products2602.10072v1 · S. F. S'anchez, J.E. M'endez-Delgado, A. Mej'ia-Narv'aez et al.2026 · 0 citationsarXiv
A JWST NIRCam/MIRI view of the W51A high-mass star-forming region2602.00229v1 · Taehwa Yoo, Adam Ginsburg, Nazar Budaiev et al.2026 · 0 citationsarXiv
Variations in the Milky Way's Stellar Mass Function at [Fe/H] < -12601.19522v1 · Jiadong Li, Hans-Walter Rix, Yuan-Sen Ting et al.2026 · 1 citationarXiv
SDSS-V LVM: Resolving Physical Conditions in the Trifid Nebula2512.02802v1 · Natascha Sattler, J. Eduardo M'endez-Delgado, Kathryn Kreckel et al.2025 · 3 citationsarXiv
The large-scale kinematics of young stars in the Milky Way disc: first results from SDSS-V2509.10387v2 · Eleonora Zari, Jaime Villasenor, Marina Kounkel et al.2025 · 2 citationsA&A 703, A303 (2025)
SDSS-V Local Volume Mapper (LVM): Revealing the Structure of the Rosette Nebula2509.10665v1 · M'onica A. Villa-Durango, Jorge Barrera-Ballesteros, Carlos G. Rom'an-Z'uniga et al.2025 · 5 citationsarXiv
Atmospheric parameters and chemical abundances of young stars with APOGEE. I. Orion star-forming region2508.20313v1 · Ricardo L'opez-Valdivia, Luc'ia Adame, Carlos G. Rom'an-Z'uniga et al.2025 · 0 citationsarXiv
SDSS-V LVM: Collisionless Shocks in the Supernova Remnant RCW862507.08257v1 · Sumit K. Sarbadhicary, Knox S. Long, John C. Raymond et al.2025 · 2 citationsarXiv
Sloan Digital Sky Survey-V: Pioneering Panoptic Spectroscopy2507.06989v1 · Juna A. Kollmeier, Hans-Walter Rix, Conny Aerts et al.2025 · 60 citationsarXiv
ABYSS III: Observing accretion activity in young stars through empirical veiling measurements2506.09826v1 · Serat Saad, Marina Kounkel, Keivan G. Stassun et al.2025 · 1 citationarXiv
SDSS-V Milky Way Mapper (MWM): ASPCAP Stellar Parameters and Abundances in SDSS-V Data Release 192506.07845v2 · Szabolcs M'esz'aros, Paula Jofr'e, Jennifer A. Johnson et al.2025 · 20 citationsarXiv
The VISTA Variables in the Vía Láctea eXtended (VVVX) ESO public survey: Completion of the observations and legacy2406.16646v1 · R. K. Saito, M. Hempel, J. Alonso-Garc'ia et al.2024 · 39 citationsA&A 689, A148 (2024)
Unveiling very young O stars. Two Galactic O2V((f*))z in Westerlund 22404.16178v1 · A. Roman-Lopes2024 · 0 citationsarXiv
Rotational Evolution of Classical T Tauri Stars: Models and Observations2403.07505v1 · Javier Serna, Giovanni Pinz'on, Jes'us Hern'andez et al.2024 · 9 citationsarXiv
SDSS-IV from 2014 to 2016: A Detailed Demographic Comparison over Three Years2311.08970v1 · Amy M. Jones, Rachael L. Beaton, Brian A. Cherinka et al.2023 · 1 citationarXiv
Revealing the Chemical Structure of the Magellanic Clouds with APOGEE. II. Abundance Gradients of the Large Magellanic Cloud2309.12503v1 · Joshua T. Povick, David L. Nidever, Steven R. Majewski et al.2023 · 5 citationsarXiv
Rubin Observatory LSST Stars Milky Way and Local Volume Star Clusters Roadmap2306.17333v1 · Christopher Usher, Kristen C. Dage, L'eo Girardi et al.2023 · 14 citationsarXiv
Revealing the Chemical Structure of the Magellanic Clouds with APOGEE. I. Calculating Individual Stellar Ages of RGB Stars in the Large Magellanic Cloud2306.06348v1 · Joshua T. Povick, David L. Nidever, Pol Massana et al.2023 · 12 citationsarXiv
Chemo-Dynamical Tagging in the Outskirts: The Origins of Stellar Substructures in the Magellanic Clouds2305.19460v2 · C'esar Munoz, Antonela Monachesi, David L. Nidever et al.2023 · 8 citationsA&A 680, A79 (2023)
Cataclysmic Variables from Sloan Digital Sky Survey V -- the search for period bouncers continues2305.13371v2 · K. Inight, Boris T. Gansicke, A. Schwope et al.2023 · 31 citations2023MNRAS.525.3597I
Sapaki: Galactic O3If* star possibly born in isolation2305.11612v1 · M. S. Zarricueta Plaza, A. Roman-Lopes, D. Sanmartim2023 · 1 citationA&A 675, A22 (2023)
The Eighteenth Data Release of the Sloan Digital Sky Surveys: Targeting and First Spectra from SDSS-V2301.07688v2 · Andr'es Almeida, Scott F. Anderson, Maria Argudo-Fern'andez et al.2023 · 289 citationsarXiv
ABYSS I: Targeting strategy for APOGEE & BOSS young star survey in SDSS-V2301.07186v2 · Marina Kounkel, Eleonora Zari, Kevin Covey et al.2023 · 12 citationsarXiv
Stellar Properties for a Comprehensive Collection of Star Forming Regions in the SDSS APOGEE-2 Survey2211.09217v1 · Carlos G. Rom'an-Z'uniga, Marina Kounkel (2, Jes'us Hern'andez et al.2022 · 15 citationsarXiv
Pre-main Sequence Brackett Emitters in the APOGEE DR17 Catalog: Line Strengths and Physical Properties of Accretion Columns2211.06454v2 · Hunter Campbell, Elliott Khilfeh, Kevin R. Covey et al.2022 · 4 citationsarXiv
The Open Cluster Chemical Abundances and Mapping Survey: VI. Galactic Chemical Gradient Analysis from APOGEE DR172206.13650v1 · Natalie Myers, John Donor, Taylor Spoo et al.2022 · 74 citationsarXiv
The Milky Way tomography with APOGEE: intrinsic density distribution and structure of mono-abundance populations2204.10327v1 · Jianhui Lian, Gail Zasowski, Ted Mackereth et al.2022 · 46 citationsarXiv
Zeta-Payne: a fully automated spectrum analysis algorithm for the Milky Way Mapper program of the SDSS-V survey2203.14538v1 · Ilya Straumit, Andrew Tkachenko, Sarah Gebruers et al.2022 · 16 citationsarXiv
The Open Cluster Chemical Abundances and Mapping Survey: VII. APOGEE DR17 [C/N]-Age Calibration2203.05463v1 · Taylor Spoo, Jamie Tayar, Peter M. Frinchaboy et al.2022 · 26 citationsarXiv
APOGEE Net: An expanded spectral model of both low mass and high mass stars2201.03661v2 · Dani Sprague, Connor Culhane, Marina Kounkel et al.2022 · 43 citationsarXiv
The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar and APOGEE-2 Data2112.02026v2 · Abdurro'uf, Katherine Accetta, Conny Aerts et al.2021 · 1,291 citationsarXiv
Stellar Rotation of T Tauri stars in the Orion Star-Forming Complex2110.06431v1 · Javier Serna, Jes'us Hern'andez, Marina Kounkel et al.2021 · 51 citationsarXiv
APOGEE Chemical Abundance Patterns of the Massive Milky Way Satellites2109.05130v2 · Sten Hasselquist, Christian R. Hayes, Jianhui Lian et al.2021 · 153 citationsarXiv
Final Targeting Strategy for the SDSS-IV APOGEE-2N Survey2108.11907v1 · Rachael L. Beaton, Ryan J. Oelkers, Christian R. Hayes et al.2021 · 100 citationsarXiv
Final Targeting Strategy for the SDSS-IV APOGEE-2S Survey2108.11908v1 · Felipe A. Santana, Rachael L. Beaton, Kevin R. Covey et al.2021 · 99 citationsarXiv
Understanding the angular momentum evolution of T Tauri and Herbig Ae/Be stars2105.12884v1 · Giovanni Pinz'on, Jes'us Hern'andez, Javier Serna et al.2021 · 10 citationsarXiv
Homogeneous Analysis of Globular Clusters from the APOGEE Survey with the BACCHUS Code III. Cen2104.12075v1 · Szabolcs M'esz'aros, Thomas Masseron, Jos'e G. Fern'andez-Trincado et al.2021 · 33 citationsarXiv
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