Asteroseismic masses average 1.29 Msun for Ba dwarfs versus 1.96 Msun for Ba giants, supporting main-sequence accretion evolution from dwarfs to giants, though models fail to match the observed [hs/ls] ratio.
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J., Sneden, C., Lawler, J
13 Pith papers cite this work, alongside 685 external citations. Polarity classification is still indexing.
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2026 13representative citing papers
NuGNN applies a heterogeneous graph neural network to surrogate-solve a 690-isotope nuclear reaction network, achieving few-percent errors and reproducing final abundances where fully connected and Res-U-Net models fail.
A new redshift-correlation technique with third-generation GW detectors can constrain the BNS contribution to cosmic r-process nucleosynthesis to 5-6% precision via Fisher forecasts on mock bright- and dark-siren data.
Beta particles from r-process decay heat and ionize kilonova ejecta non-locally, so transport and detailed atomic data change the predicted temperature and ionization state.
Simulations show magnetar giant flares produce nuclei near r-process peaks whose decays create bright MeV gamma-ray lines from 88Kr and 92Sr with fluxes above 10^-8 erg cm^-2 s^-1.
The 51-element abundance pattern of the Gaia BH3 companion matches r-I stars and the ED-2 stream, implying early cluster-wide enrichment rather than local pollution.
New high-resolution spectra yield abundances for 7 neutron-capture elements in open cluster stars, revealing flat Milky Way gradients for second-peak s- and r-process species and shallower slopes for first-peak s-process.
Observational analysis of EMP stars including a new r-process enhanced star G256353 whose heavy-element pattern matches scaled solar and neutron-star-merger predictions, supporting r-process universality.
Free neutrons survive r-process freeze-out in fast ejecta of neutron star mergers and their beta-decay heating produces a visible early kilonova precursor for mass fractions above ~0.05.
A one-zone model shows that observed [Y/Eu] and [Sr/Eu] trends require a prompt first-peak channel, delayed BNS mergers dominating Eu, and delayed AGB s-process with t_min > 0.3 Gyr.
A phenomenological nonequilibrium freeze-out model with Lagrange parameters accounts for both the universal heavy r-process abundance pattern in stars and its observed variations.
The paper proposes a high-redshift (z>2) origin for GRB 061201 by combining afterglow constraints with deep JWST near-infrared imaging of a faint candidate host.
Review summarizing the role of dense-matter equation of state, weak interactions, and r-process nucleosynthesis in binary neutron star mergers and their multimessenger observables.
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The \emph{R}-process Alliance: A Bright, Strongly \emph{R}-process-enhanced Extremely Metal-poor Star Observed with GHOST
Observational analysis of EMP stars including a new r-process enhanced star G256353 whose heavy-element pattern matches scaled solar and neutron-star-merger predictions, supporting r-process universality.