Class information for:
Level 1: NUCL REACT NUCL MED//LIFE EXTINCTION//RADIOISOTOPES OF NEPTUNIUM AND PLUTONIUM

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
23 4 ASTRONOMY & ASTROPHYSICS//ASTROPHYSICAL JOURNAL//ASTRON 393400
45 3       JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS//ASTRONOMY & ASTROPHYSICS//SOLAR PHYSICS 104301
871 2             SUN PARTICLE EMISSION//SUN HELIOSPHERE//SOLAR PHYSICS 11662
31460 1                   NUCL REACT NUCL MED//LIFE EXTINCTION//RADIOISOTOPES OF NEPTUNIUM AND PLUTONIUM 166

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NUCL REACT NUCL MED address 759444 2% 100% 4
2 LIFE EXTINCTION authKW 379722 1% 100% 2
3 RADIOISOTOPES OF NEPTUNIUM AND PLUTONIUM authKW 379722 1% 100% 2
4 234 235 NP AND PU 236 authKW 189861 1% 100% 1
5 235NP authKW 189861 1% 100% 1
6 236PU authKW 189861 1% 100% 1
7 ACTINIDE NUCLIDES authKW 189861 1% 100% 1
8 ADVANCED CIVILIZATIONS authKW 189861 1% 100% 1
9 ALPHA ORIONIS BETELGEUSE authKW 189861 1% 100% 1
10 ASTROENGINEERING authKW 189861 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Astronomy & Astrophysics 2262 48% 0% 80
2 Nuclear Science & Technology 696 19% 0% 32
3 Physics, Nuclear 259 12% 0% 20
4 Biology 221 11% 0% 18
5 Chemistry, Inorganic & Nuclear 207 13% 0% 22
6 Geosciences, Multidisciplinary 187 13% 0% 22
7 Physics, Particles & Fields 31 5% 0% 9
8 Physics, Multidisciplinary 19 7% 0% 11
9 Engineering, Aerospace 18 2% 0% 3
10 Chemistry, Analytical 13 5% 0% 9

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NUCL REACT NUCL MED 759444 2% 100% 4
2 CNRS ISMRA IN2P3 189861 1% 100% 1
3 COSM UNIT 189861 1% 100% 1
4 GEOMAGNETISM GRAVIMETRY 189861 1% 100% 1
5 LPC CAENCNRS IN2P3 189861 1% 100% 1
6 RUSSIAN ASTROBIOL 189861 1% 100% 1
7 SPACE SPE OMETRY 189861 1% 100% 1
8 HGEBIET ELEKTRONENMIKROSKOPIE 94930 1% 50% 1
9 MALT MICRO ANAL 94930 1% 50% 1
10 VERA 87403 5% 6% 8

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ASTROBIOLOGY 15454 5% 1% 9
2 INTERNATIONAL JOURNAL OF ASTROBIOLOGY 14944 4% 1% 6
3 RADIOCHEMISTRY 4694 2% 1% 4
4 RADIOCHIMICA ACTA 3749 5% 0% 9
5 TEXTILE-THE JOURNAL OF CLOTH & CULTURE 1997 1% 1% 1
6 NEW ASTRONOMY 1988 2% 0% 4
7 ORIGINS OF LIFE AND EVOLUTION OF BIOSPHERES 1664 2% 0% 3
8 ASTROPHYSICS AND SPACE SCIENCE 1476 6% 0% 10
9 NEW ASTRONOMY REVIEWS 1390 2% 0% 3
10 SOVIET ATOMIC ENERGY 1255 1% 0% 2

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 LIFE EXTINCTION 379722 1% 100% 2 Search LIFE+EXTINCTION Search LIFE+EXTINCTION
2 RADIOISOTOPES OF NEPTUNIUM AND PLUTONIUM 379722 1% 100% 2 Search RADIOISOTOPES+OF+NEPTUNIUM+AND+PLUTONIUM Search RADIOISOTOPES+OF+NEPTUNIUM+AND+PLUTONIUM
3 234 235 NP AND PU 236 189861 1% 100% 1 Search 234+235+NP+AND+PU+236 Search 234+235+NP+AND+PU+236
4 235NP 189861 1% 100% 1 Search 235NP Search 235NP
5 236PU 189861 1% 100% 1 Search 236PU Search 236PU
6 ACTINIDE NUCLIDES 189861 1% 100% 1 Search ACTINIDE+NUCLIDES Search ACTINIDE+NUCLIDES
7 ADVANCED CIVILIZATIONS 189861 1% 100% 1 Search ADVANCED+CIVILIZATIONS Search ADVANCED+CIVILIZATIONS
8 ALPHA ORIONIS BETELGEUSE 189861 1% 100% 1 Search ALPHA+ORIONIS+BETELGEUSE Search ALPHA+ORIONIS+BETELGEUSE
9 ASTROENGINEERING 189861 1% 100% 1 Search ASTROENGINEERING Search ASTROENGINEERING
10 CHEMICAL YIELD TRACER 189861 1% 100% 1 Search CHEMICAL+YIELD+TRACER Search CHEMICAL+YIELD+TRACER

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 15127 SETI//EXTRATERRESTRIAL INTELLIGENCE//FERMI PARADOX
2 19266 ATMOSPHERIC IONIZATION//IONIZATION MODEL//ATMOSPHERIC CASCADE SIMULATIONS
3 32979 HELIOMAGNETOSPHERE HMS//WIPAC//COMPTON GETTING EFFECT
4 11979 ASTROBIOLOGY//HABITABLE ZONE//PLANETS AND SATELLITES TERRESTRIAL PLANETS
5 2582 PLUTONIUM//U 236//PU239240
6 4010 ACCELERATOR MASS SPECTROMETRY//AMS//RADIOCARBON
7 8845 SOLAR ACTIVITY//SOLAR VARIABILITY//ATMOSPHERIC ELECTRICITY
8 12832 ALPHA PARTICLE SPECTROMETRY//ALPHA SPECTROMETRY//SOLID ANGLE
9 2930 MYCOSPORINE LIKE AMINO ACIDS//ULTRAVIOLET RADIATION//BOT PHARMAZEUT BIOL
10 12480 PLANETARY PROTECTION//ASTROBIOLOGY//BIOTECHNOL PLANETARY PROTECT GRP

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