Class information for:
Level 1: DARK AGES REIONIZATION FIRST STARS//EARLY UNIVERSE//STARS POPULATION III

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
3266 1949 55.1 77%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
1 46016 GALAXIES EVOLUTION//LARGE SCALE STRUCTURE OF UNIVERSE//GALAXIES CLUSTERS GENERAL

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 DARK AGES REIONIZATION FIRST STARS Author keyword 158 62% 8% 165
2 EARLY UNIVERSE Author keyword 98 24% 18% 350
3 STARS POPULATION III Author keyword 76 62% 4% 80
4 COSMOLOGY THEORY Author keyword 74 18% 19% 379
5 INTERGALACTIC MEDIUM Author keyword 70 15% 22% 429
6 COSMOLOGY THEORY Author keyword 61 12% 24% 469
7 FIRST STARS Author keyword 46 57% 3% 55
8 DIFFUSE RADIATION Author keyword 42 19% 10% 199
9 DARK AGES Author keyword 38 62% 2% 40
10 RADIO LINES GENERAL Author keyword 37 57% 2% 43

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 DARK AGES REIONIZATION FIRST STARS 158 62% 8% 165 Search DARK+AGES++REIONIZATION++FIRST+STARS Search DARK+AGES++REIONIZATION++FIRST+STARS
2 EARLY UNIVERSE 98 24% 18% 350 Search EARLY+UNIVERSE Search EARLY+UNIVERSE
3 STARS POPULATION III 76 62% 4% 80 Search STARS+POPULATION+III Search STARS+POPULATION+III
4 COSMOLOGY THEORY 74 18% 19% 379 Search COSMOLOGY+THEORY Search COSMOLOGY+THEORY
5 INTERGALACTIC MEDIUM 70 15% 22% 429 Search INTERGALACTIC+MEDIUM Search INTERGALACTIC+MEDIUM
6 COSMOLOGY THEORY 61 12% 24% 469 Search COSMOLOGY++THEORY Search COSMOLOGY++THEORY
7 FIRST STARS 46 57% 3% 55 Search FIRST+STARS Search FIRST+STARS
8 DIFFUSE RADIATION 42 19% 10% 199 Search DIFFUSE+RADIATION Search DIFFUSE+RADIATION
9 DARK AGES 38 62% 2% 40 Search DARK+AGES Search DARK+AGES
10 RADIO LINES GENERAL 37 57% 2% 43 Search RADIO+LINES+GENERAL Search RADIO+LINES+GENERAL

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 21 CENTIMETER FLUCTUATIONS 219 92% 5% 88
2 INTERGALACTIC MEDIUM 185 32% 25% 487
3 1ST STARS 180 41% 18% 345
4 COSMOLOGICAL REIONIZATION 173 76% 6% 122
5 POPULATION III STARS 172 56% 11% 211
6 COSMIC REIONIZATION 149 53% 10% 197
7 VIRIAL TEMPERATURES 121 94% 2% 44
8 CENTIMETER FLUCTUATIONS 110 93% 2% 41
9 EPOCH 107 49% 8% 161
10 REIONIZATION 106 31% 15% 286

Journals

Reviews


Title Publ. year Cit. Active references % act. ref.
to same field
Constraining the evolution of the ionizing background and the epoch of reionization with z similar to 6 quasars. II. A sample of 19 quasars 2006 464 99 59%
The formation of the first stars and galaxies 2009 120 95 81%
21 cm cosmology in the 21st century 2012 79 172 78%
The first stars 2004 438 211 66%
Cosmology at low frequencies: The 21 cm transition and the high-redshift Universe 2006 380 375 53%
Reionization and Cosmology with 21-cm Fluctuations 2010 89 125 78%
Early cosmological H II/He III regions and their impact on second-generation star formation 2007 115 100 85%
Formation of the first stars 2013 34 238 69%
The First Galaxies 2011 88 236 59%
Formation of primordial stars in a Lambda CDM universe 2006 219 129 61%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 TEXAS COSMOL 11 23% 2.3% 44
2 ASTROPHYS PARISUMR7095 8 100% 0.3% 5
3 NUCL PARTICLE PHYS ASTROPHYS COSMOL GRP T2 4 75% 0.2% 3
4 T 2 4 75% 0.2% 3
5 MIT KAVLI 4 29% 0.6% 11
6 EVENT NEUROSCI TECHNOL 3 57% 0.2% 4
7 MATH PHYS UNIVERSE IPMU 3 100% 0.2% 3
8 THEORET MODELING COSM STRUCT GRP 3 100% 0.2% 3
9 CCS 2 3 30% 0.5% 9
10 XTD 6 3 60% 0.2% 3

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000217586 MOL STRUCT DETECT GRP//ROTATIONALLY INELASTIC CROSS SECTIONS//CSR SRC
2 0.0000149424 RADIO ASTRONOMY//TECHNIQUES INTERFEROMETERS//PHASED ARRAY FEED
3 0.0000130847 QUASARS ABSORPTION LINES//QUASARS ABSORPTION LINES//INTERGALACTIC MEDIUM
4 0.0000105359 GALAXIES HIGH REDSHIFT//GALAXIES EVOLUTION//GALAXIES FORMATION
5 0.0000093781 ICRAR M468//CORROS CHEM ENGN//HALOES OF
6 0.0000074323 BLOOMBERG 435//RECOMBINATION EPOCH//PRIMORDIAL PLASMA
7 0.0000066821 X RAYS DIFFUSE BACKGROUND//QUASARS GENERAL//X RAYS GALAXIES
8 0.0000063501 DARK MATTER//GALAXIES HALOES//GALAXIES HALOES
9 0.0000057526 COSMIC MICROWAVE BACKGROUND//COSMIC BACKGROUND RADIATION//INSTRUMENTS FOR CMB OBSERVATIONS
10 0.0000055191 LARGE SCALE STRUCTURE OF UNIVERSE//COSMOLOGY THEORY//GALAXIES CLUSTERING