Physics & Astronomy
metallicity
100%
galaxies
99%
supernovae
99%
stars
73%
chemical evolution
59%
metals
36%
simulation
30%
halos
29%
elliptical galaxies
29%
star formation
29%
galactic evolution
29%
nuclear fusion
27%
archaeology
24%
gradients
23%
histories
23%
Milky Way Galaxy
22%
solar neighborhood
20%
asymptotic giant branch stars
17%
iron
14%
galactic bulge
14%
galactic halos
13%
universe
12%
neutron stars
12%
heavy elements
12%
disk galaxies
11%
trends
11%
carbon
11%
star formation rate
10%
neutrons
10%
dwarf galaxies
10%
envelopes
10%
fluorine
10%
scaling
9%
gases
9%
astrophysics
9%
explosions
9%
stellar mass
9%
globular clusters
8%
predictions
8%
Andromeda
7%
spiral galaxies
7%
vapor phases
7%
oxygen
7%
isotope ratios
7%
massive stars
6%
thermodynamic equilibrium
6%
radii
6%
brightness
6%
local thermodynamic equilibrium
6%
active galactic nuclei
6%
Earth & Environmental Sciences
chemical
41%
merger
39%
metal
37%
simulation
28%
gas
19%
archaeology
14%
accretion
13%
history
13%
iron
12%
code
12%
explosion
9%
carbon
9%
fluorine
8%
rate
8%
oxygen
8%
timescale
8%
kinematics
7%
distribution
7%
astrophysics
7%
trend
7%
prediction
6%
chemical element
6%
outflow
6%
extinction
5%
seeding
5%
argon
5%
cosmology
5%
isotope
5%