Results 41 to 50 of about 625,053 (333)

Cluster melting: new, limiting, and liminal phenomena

open access: yesAdvances in Physics: X, 2018
The thermodynamic behaviour of clusters and nanoscale structures is both a challenge to the statistical basis of the theory, and of paramount importance to experiment.
Nicola Gaston
doaj   +1 more source

Heavy Metal Rules. I. Exoplanet Incidence and Metallicity

open access: yesGeosciences, 2019
The discovery of only a handful of exoplanets required establishing a correlation between giant planet occurrence and metallicity of their host stars.
Vardan Adibekyan
doaj   +1 more source

Ca II TRIPLET SPECTROSCOPY OF SMALL MAGELLANIC CLOUD RED GIANTS. IV. ABUNDANCES FOR A LARGE SAMPLE OF FIELD STARS AND COMPARISON WITH THE CLUSTER SAMPLE [PDF]

open access: yes, 2016
This paper represents a major step forward in the systematic and homogeneous study of Small Magellanic Cloud (SMC) star clusters and field stars carried out by applying the calcium triplet technique.
Carraro, Giovanni   +5 more
core   +1 more source

The MOSDEF Survey: A Stellar Mass–SFR–Metallicity Relation Exists at z ∼ 2.3 [PDF]

open access: yes, 2017
We investigate the nature of the relation among stellar mass, star formation rate, and gas-phase metallicity (the –SFR–Z relation) at high redshifts using a sample of 260 star-forming galaxies at z ∼ 2.3 from the MOSDEF survey.
R. Sanders   +17 more
semanticscholar   +1 more source

Nearby supernova host galaxies from the CALIFA Survey: II. SN environmental metallicity [PDF]

open access: yes, 2016
The metallicity of a supernova (SN) progenitor, together with its mass, is one of the main parameters that rules their outcome.
Badenes, C.   +18 more
core   +9 more sources

Similar star formation rate and metallicity variability time-scales drive the fundamental metallicity relation [PDF]

open access: yes, 2017
The fundamental metallicity relation (FMR) is a postulated correlation between galaxy stellar mass, star formation rate (SFR), and gas-phase metallicity.
P. Torrey   +19 more
semanticscholar   +1 more source

Chemodynamic evolution of dwarf galaxies in tidal fields [PDF]

open access: yes, 2016
The mass-metallicity relation shows that the galaxies with the lowest mass have the lowest metallicities. As most dwarf galaxies are in group environments, interaction effects such as tides could contribute to this trend.
Martel, Hugo   +2 more
core   +2 more sources

Massive black hole binaries from runaway collisions: the impact of metallicity [PDF]

open access: yes, 2016
The runaway collision scenario is one of the most promising mechanisms to explain the formation of intermediate-mass black holes (IMBHs) in young dense star clusters.
M. Mapelli
semanticscholar   +1 more source

Galaxy metallicity scaling relations in the EAGLE simulations [PDF]

open access: yes, 2017
We quantify the correlations between gas-phase and stellar metallicities and global properties of galaxies, such as stellar mass, halo mass, age and gas fraction, in the Evolution and Assembly of GaLaxies and their Environments suite of cosmological ...
M. Rossi   +4 more
semanticscholar   +1 more source

The cosmic evolution of dust-corrected metallicity in the neutral gas [PDF]

open access: yes, 2017
Interpreting abundances of Damped Ly-$\alpha$ Absorbers (DLAs) from absorption-line spectroscopy has typically been a challenge because of the presence of dust.
A. D. Cia   +3 more
semanticscholar   +1 more source

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