Topic ranking

Key words

Subject number

Academic output

Annual growth rate (%)

Normalization affects factors

theme

Saliency

1

galaxies; mass; quiescent galaxies

T.574

115

−58.1

3.24

99.585

2

supernovae; explosion; circumstellar medium

T.4164

95

60.5

2.63

98.83

3

supernovae; explosion; maximum light

T.3039

78

−51.3

1.88

96.123

4

planet; planets; planet candidates

T.131

77

−19

3.16

99.755

5

Mercury (planet); mercury (metal); smooth plains

T.7613

76

−72.1

2.38

89.446

6

mass; stars; L/T transition

T.2748

74

157.6

1.32

95.774

7

quasars; active galactic nuclei; broad absorption

T.241

64

−68.8

2.59

99.211

8

debris; disks; differential imaging

T.4806

59

−61

2.12

97.214

9

galaxies; luminosity; high-redshift galaxies

T.5525

55

−56.9

3.5

98.603

10

high pressure; Superconductivity; solid hydrogen

T.12095

52

−50.3

2.11

98.038