Class information for:
Level 1: FUKUSHIMA ACCIDENT//FUKUSHIMA//FUKUSHIMA DAI ICHI NUCLEAR POWER PLANT ACCIDENT

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
352 3       JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//HEALTH PHYSICS//RADON 36441
647 2             JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//CHERNOBYL//CS 137 13941
13610 1                   FUKUSHIMA ACCIDENT//FUKUSHIMA//FUKUSHIMA DAI ICHI NUCLEAR POWER PLANT ACCIDENT 855

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FUKUSHIMA ACCIDENT authKW 896467 5% 53% 46
2 FUKUSHIMA authKW 571688 9% 21% 74
3 FUKUSHIMA DAI ICHI NUCLEAR POWER PLANT ACCIDENT authKW 513622 4% 39% 36
4 CS 134 authKW 322756 4% 26% 34
5 FUKUSHIMA DAIICHI NUCLEAR POWER PLANT authKW 303094 3% 33% 25
6 WSPEEDI authKW 298567 1% 90% 9
7 FUKUSHIMA NUCLEAR ACCIDENT authKW 274156 3% 28% 27
8 WSPEEDI II authKW 258022 1% 100% 7
9 LOW LEVEL RADIOACT address 241760 4% 20% 33
10 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY journal 215551 18% 4% 154

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Nuclear Science & Technology 10103 32% 0% 272
2 Environmental Sciences 10005 52% 0% 447
3 Meteorology & Atmospheric Sciences 1075 11% 0% 90
4 Chemistry, Inorganic & Nuclear 706 11% 0% 94
5 Radiology, Nuclear Medicine & Medical Imaging 677 12% 0% 102
6 Oceanography 380 5% 0% 44
7 Engineering, Environmental 326 5% 0% 47
8 Public, Environmental & Occupational Health 292 9% 0% 76
9 Chemistry, Analytical 242 9% 0% 74
10 Geosciences, Multidisciplinary 113 5% 0% 46

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LOW LEVEL RADIOACT 241760 4% 20% 33
2 SESUC 200681 1% 78% 7
3 FISHERIES OCEANOG MARINE ECOSYST 168497 1% 57% 8
4 PRP CRI 165868 1% 75% 6
5 ENVIRONM RADIOACT 114106 3% 13% 24
6 FUKUSHIMA PROJECT OFF 110581 0% 100% 3
7 NUCL ENVIRONM SAFETY 80681 1% 24% 9
8 MARINE ISOTOP TECHNOL ENVIRONM RISK ASSESSM 76786 1% 42% 5
9 CONICET ARGENTINA SCI TECH COUNCIL 73721 0% 100% 2
10 FAR EASTERN REG HYDROMETEOROL 73721 0% 100% 2

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY 215551 18% 4% 154
2 JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 10236 4% 1% 38
3 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY 6377 5% 0% 44
4 BIOGEOSCIENCES 5089 3% 1% 22
5 HEALTH PHYSICS 3974 3% 0% 26
6 RADIATION PROTECTION DOSIMETRY 3876 4% 0% 33
7 RADIOPROTECTION 3737 1% 2% 6
8 ATOMIC ENERGY 3377 1% 1% 12
9 JOURNAL OF THE ATOMIC ENERGY SOCIETY OF JAPAN 3020 1% 1% 8
10 JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-LETTERS 2628 1% 1% 11

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 FUKUSHIMA ACCIDENT 896467 5% 53% 46 Search FUKUSHIMA+ACCIDENT Search FUKUSHIMA+ACCIDENT
2 FUKUSHIMA 571688 9% 21% 74 Search FUKUSHIMA Search FUKUSHIMA
3 FUKUSHIMA DAI ICHI NUCLEAR POWER PLANT ACCIDENT 513622 4% 39% 36 Search FUKUSHIMA+DAI+ICHI+NUCLEAR+POWER+PLANT+ACCIDENT Search FUKUSHIMA+DAI+ICHI+NUCLEAR+POWER+PLANT+ACCIDENT
4 CS 134 322756 4% 26% 34 Search CS+134 Search CS+134
5 FUKUSHIMA DAIICHI NUCLEAR POWER PLANT 303094 3% 33% 25 Search FUKUSHIMA+DAIICHI+NUCLEAR+POWER+PLANT Search FUKUSHIMA+DAIICHI+NUCLEAR+POWER+PLANT
6 WSPEEDI 298567 1% 90% 9 Search WSPEEDI Search WSPEEDI
7 FUKUSHIMA NUCLEAR ACCIDENT 274156 3% 28% 27 Search FUKUSHIMA+NUCLEAR+ACCIDENT Search FUKUSHIMA+NUCLEAR+ACCIDENT
8 WSPEEDI II 258022 1% 100% 7 Search WSPEEDI+II Search WSPEEDI+II
9 LONG RANGE ATMOSPHERIC DISPERSION 153583 1% 83% 5 Search LONG+RANGE+ATMOSPHERIC+DISPERSION Search LONG+RANGE+ATMOSPHERIC+DISPERSION
10 DYNAMIC BIOLOGICAL COMPARTMENT MODEL 147441 0% 100% 4 Search DYNAMIC+BIOLOGICAL+COMPARTMENT+MODEL Search DYNAMIC+BIOLOGICAL+COMPARTMENT+MODEL

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 24221 SOURCE TERM ESTIMATION//ETEX//BIOCHEMICAL DISPERSION
2 21812 RADIOXENON//CTBT//CTBTO
3 16138 JOURNAL OF ENVIRONMENTAL RADIOACTIVITY//CHERNOBYL//IMMSP
4 1460 RADIOCAESIUM//RADIOCESIUM//JOURNAL OF ENVIRONMENTAL RADIOACTIVITY
5 8415 CHERNOBYL//RADIAT MED SCI//GLOBAL HLTH MED WELF
6 2582 PLUTONIUM//U 236//PU239240
7 20274 SELLAFIELD//EU INGN TECN AGR//IRISH SEA
8 27551 ANATEX//CONSTANT LEVEL BALLOONS//PERFLUOROCARBON TRACERS
9 14031 NON HUMAN BIOTA//EMERGENCY PREPAREDNESS ENVIRONM RADIOACT//INT RADIOECOL
10 37465 LEACHING OF RA AND TH ISOTOPES//OGOYA MINE//SCI METHODS DATA FUS SECT

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