Observational identification of a low-α Splash population in APOGEE DR17 and GASTRO simulations showing that clumpy proto-disk scattering, but not a major merger alone, heats old thin-disk stars to form both high- and low-α Splash components.
Title resolution pending
2 Pith papers cite this work. Polarity classification is still indexing.
2
Pith papers citing it
fields
astro-ph.GA 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
At z=1, disk galaxies exhibit U-shaped stellar age profiles with turnover at the edge, indicating inside-out growth with approximately 300% mass increase in outer regions since z=0.
citing papers explorer
-
The Low-$\alpha$ Splash Population in the Milky Way
Observational identification of a low-α Splash population in APOGEE DR17 and GASTRO simulations showing that clumpy proto-disk scattering, but not a major merger alone, heats old thin-disk stars to form both high- and low-α Splash components.
-
Witnessing the rapid growth of disk galaxies over cosmic time using JWST and HST
At z=1, disk galaxies exhibit U-shaped stellar age profiles with turnover at the edge, indicating inside-out growth with approximately 300% mass increase in outer regions since z=0.