$MTLC metallicity

Latest papers

1. IRAC-Excess Galaxies in the NIRSpec Wide Survey: physical properties of bright EELGs at $z\sim7$ and implications for Reionization astro-ph.GA · 14 Oct · 1 hit

   …We find that our luminous ($\langle M_\mathrm{UV}\rangle=-20.7$) EELG sample is characterised by sub-solar metallicities $(7.38 < \rm 12 + \log(O/H) < 8.12)$, young stellar populations ($t_\star \sim 20$ Myr), and…

2. Galactic Morpholography: Linking present-day galaxy compactness to assembly history and relic formation in the COLIBRE simulations astro-ph.GA · 14 Oct · 1 hit

   …structure traces galaxy formation and assembly histories. Six complementary tracers (stellar age, metallicity, [Mg/Fe], sSFR, velocity dispersion and ex-situ mass fraction) vary coherently across the stellar…

3. Large dust grains escaping from a supernova remnant astro-ph.GA · 14 Oct · 1 hit

   …medium. At the age of 30 kyr -- the onset of the radiative phase with density $n\sim 1$ cm$^{-3}$ with solar metallicity -- the escaping/surviving mass fractions for the cut-off size of several microns reach about…

4. Simulations of Dust Content and Attenuation in $z=5-15$ Galaxies astro-ph.GA · 14 Oct · 1 hit

   …in our massive galaxies with $\log{M_*/\mathrm{M}_{\odot}}\gtrsim9$ and with ISM conditions above a critical metallicity threshold.

5. Emission spectroscopy of KELT-2A b with Gemini-North/IGRINS-2: hints of a stellar C/O ratio and sub-stellar metallicity astro-ph.EP · 14 Oct · 2 hits

   …at the $\sim2\sigma$ level.} If confirmed, {this combination of a stellar C/O ratio with a sub-stellar metallicity is difficult to reconcile with gas accretion between the $\rm{H_2O}$ and CO snowlines, which…

6. Engineering Correlated Transparent Conductors via Metal-Insulator Transition Proximity cond-mat.mtrl-sci · 13 Oct · 1 hit

   …conductors. Epitaxial Ti-substituted $SrVO_3$ films serve as a model platform where the optical window and metallicity are tuned simultaneously. We demonstrate and explain a systematic broadening of the optical…

7. Dynamical formation of dormant black holes: Predictions for Gaia DR4 astro-ph.GA · 13 Oct · 3 hits

   …SEVN for single and binary star evolution. Our grid spans a range of cluster masses ($300-4800\,$M$_\odot$), metallicities ($1.4\times10^{-2}$, $1.4\times10^{-4}$), and natal kick models (with and without fallback). We…

8. EDGE-INFERNO: The chemical signatures of assembly history in reionization fossils astro-ph.GA · 13 Oct · 2 hits

   …multi-progenitor systems show multiple, distinct stellar populations with limited overlap. We find that metallicity distribution functions provide initial constraints on assembly history for samples of at least…