Cover Image

Observational constraints on the origin of the elements. X. Combining NLTE and machine learning for chemical diagnostics of 4 million stars in the 4MIDABLE-HR survey

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Storm, Nicholas, Bergemann, Maria, Różański, Tomasz, Ksoll, Victor F., Bensby, Thomas, Traven, Gregor, Kordopatis, Georges, Church, Ross P., Jian, Mingjie, Sun, Weijia, Guiglion, Guillaume, Tautvaišienė, Gražina
Format:	Preprint
Published:	2025
Subjects:	Solar and Stellar Astrophysics Astrophysics of Galaxies
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

A method to derive self-consistent NLTE astrophysical parameters for 4 million high-resolution 4MOST stellar spectra in half a day with invertible neural networks
by: Ksoll, Victor F., et al.
Published: (2026)

Impact of <3D> NLTE on GCE of oxygen with the RAdial Velocity Experiment
by: Guiglion, G.
Published: (2025)

Observational constraints on the origin of the elements. IX. 3D NLTE abundances of metals in the context of Galactic Chemical Evolution Models and 4MOST
by: Storm, Nicholas, et al.
Published: (2025)

NLTE abundances of Eu for a sample of metal-poor stars in the Galactic Halo and Metal-poor Disk with 1D and <3D> models
by: Guo, Yanjun, et al.
Published: (2024)

3D NLTE modelling of Y and Eu. Centre-to-limb variation and solar abundances
by: Storm, N., et al.
Published: (2024)

HR-GO I: Comprehensive NLTE abundance analysis of the Cetus stream
by: Sitnova, T. M., et al.
Published: (2024)

Scaling Laws for Emulation of Stellar Spectra
by: Różański, Tomasz, et al.
Published: (2025)

The Cluster Completeness Correction Calculator (C-4): A Neural-Network framework and pilot application to the LEGUS Survey of NGC 628
by: Tang, Jianling, et al.
Published: (2026)

TransformerPayne: enhancing spectral emulation accuracy and data efficiency by capturing long-range correlations
by: Różański, Tomasz, et al.
Published: (2024)

Mapping the Ages of Stars with Chemistry
by: Vázquez, Carlos Viscasillas, et al.
Published: (2025)

Realising the potential of large spectroscopic surveys with machine-learning
by: Guiglion, G.
Published: (2025)

Stellar Population Astrophysics (SPA) with the TNG: NLTE atmospheric parameters and abundances of giant stars in 33 Open Clusters
by: Ponte, M. Dal, et al.
Published: (2025)

Probing the strength of radial migration via churning by using metal-rich red giant stars from APOGEE
by: Lehmann, Christian, et al.
Published: (2024)

The Gaia-ESO Survey: No sign of multiple stellar populations in open clusters from their sodium and oxygen abundances
by: Bragaglia, A., et al.
Published: (2024)

Probing the origins. II. Unravelling lithium depletion and stellar motion: Intrinsic stellar properties drive depletion, not kinematics
by: Dantas, M. L. L., et al.
Published: (2025)

Transients as Determinants of Habitability
by: Majidi, Fatemeh Zahra, et al.
Published: (2025)

Probing Na in giant exoplanets with ESPRESSO and 3D NLTE stellar spectra
by: Canocchi, G., et al.
Published: (2024)

Transferring spectroscopic stellar labels to 217 million Gaia DR3 XP stars with SHBoost
by: Khalatyan, A., et al.
Published: (2024)

Astronomaly at scale: searching for anomalies amongst 4 million galaxies
by: Etsebeth, Verlon, et al.
Published: (2023)

Exploring extreme brightness variations in blue supergiant MACHO 80.7443.1718: Evidence for companion-driven enhanced mass loss
by: Kołaczek-Szymański, Piotr Antoni, et al.
Published: (2023)

Solving the mystery of extreme light variability in the massive eccentric system MACHO 80.7443.1718
by: Kołaczek-Szymański, Piotr A., et al.
Published: (2024)

A Systematic NLTE Study of Very Metal-Poor Stars with Metallicity Down to $-4.3$ dex. II. Lithium Abundance and New Insight to the Lithium Plateau
by: Yan, Hong-Liang, et al.
Published: (2026)

3D Non-LTE radiation transfer: theory and applications to stars, exoplanets, and kilonovae
by: Bergemann, Maria, et al.
Published: (2025)

Solar prominence diagnostics and their associated estimated errors from 1D NLTE Mg II h&k modelling
by: Peat, Aaron W., et al.
Published: (2024)

Spiral galaxies with flat radial abundance gradients at large radii
by: Pilyugin, L. S., et al.
Published: (2026)

Two sequences of spiral galaxies with different shapes of the metallicity gradients
by: Pilyugin, L. S., et al.
Published: (2023)

Central oxygen abundances in the spiral galaxies of the MaNGA survey: Galaxies with central starbursts
by: Pilyugin, L. S., et al.
Published: (2024)

Spiral galaxies with unusual azimuthal asymmetry in oxygen abundance
by: Pilyugin, L. S., et al.
Published: (2025)

First large scale spatial and velocity patterns of local metal-rich stars in the Milky Way
by: Kordopatis, Georges, et al.
Published: (2025)

3D NLTE Sodium abundances in late-type stars. Abundance corrections and synthetic spectra
by: Canocchi, G., et al.
Published: (2026)

The Chemical Composition of the Sun
by: Bergemann, Maria, et al.
Published: (2025)

Solar System Elemental Abundances from the Solar Photosphere and CI-Chondrites
by: Lodders, Katharina, et al.
Published: (2025)

Investigating the amplitude and rotation of the phase spiral in the Milky Way outer disc
by: Alinder, S., et al.
Published: (2023)

3D NLTE Lithium abundances for late-type stars in GALAH DR3
by: Wang, Ella Xi, et al.
Published: (2024)

Jacobian-Free Newton-Krylov method for multilevel NLTE radiative transfer problems
by: Arramy, D., et al.
Published: (2024)

A Wide Metallicity Range for Gyr-old Stars in the Nuclear Star Cluster
by: Thorsbro, Brian, et al.
Published: (2024)

M3DIS -- A grid of 3D radiation-hydrodynamics stellar atmosphere models for stellar surveys. II. Carbon-enhanced metal-poor stars
by: Eitner, Philipp, et al.
Published: (2025)

Impact of selection criteria on the structural parameters of the Galactic thin and thick discs
by: Alinder, Simon, et al.
Published: (2025)

Limitations and rotation of the two-armed phase spiral in the Milky Way stellar disc
by: Alinder, Simon, et al.
Published: (2024)

Spectral classification of young stars using conditional invertible neural networks II. Application to Trumpler 14 in Carina
by: Kang, Da Eun, et al.
Published: (2025)