Class information for:
Level 1: SEVERE ACCIDENT//PHEBUS FP//SEVERE ACCIDENTS

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
21 4 THERMODYNAMICS//MECHANICS//ENGINEERING, MECHANICAL 471779
254 3       ANNALS OF NUCLEAR ENERGY//NUCLEAR ENGINEERING AND DESIGN//NUCLEAR SCIENCE & TECHNOLOGY 46108
3188 2             SEVERE ACCIDENT//FUEL COOLANT INTERACTION//NUCL POWER SAFETY 2289
10241 1                   SEVERE ACCIDENT//PHEBUS FP//SEVERE ACCIDENTS 1111

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SEVERE ACCIDENT authKW 1148686 11% 35% 117
2 PHEBUS FP authKW 425496 1% 100% 15
3 SEVERE ACCIDENTS authKW 392493 3% 43% 32
4 ASTEC authKW 315292 2% 65% 17
5 CORE DEGRADATION authKW 257874 1% 91% 10
6 CORIUM authKW 219440 2% 37% 21
7 FUEL SAFETY BRANCH address 218198 1% 77% 10
8 MELCOR authKW 208962 2% 39% 19
9 PSN SAG address 191469 1% 75% 9
10 FISSION PRODUCT RELEASE authKW 177539 1% 48% 13

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Nuclear Science & Technology 90842 82% 0% 915
2 Materials Science, Multidisciplinary 269 14% 0% 158
3 Chemistry, Inorganic & Nuclear 129 5% 0% 54
4 Materials Science, Ceramics 51 2% 0% 19
5 Chemistry, Analytical 19 3% 0% 38
6 Engineering, Mechanical 13 2% 0% 23
7 Physics, Atomic, Molecular & Chemical 12 3% 0% 30
8 Thermodynamics 11 1% 0% 16
9 Engineering, Chemical 3 2% 0% 25
10 Spectroscopy 1 1% 0% 11

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FUEL SAFETY BRANCH 218198 1% 77% 10
2 PSN SAG 191469 1% 75% 9
3 PSN SEREX 113466 0% 100% 4
4 UNIT NUCL SAFETY 95327 1% 31% 11
5 ADV SIMULAT SYST 92830 1% 55% 6
6 ALEKSANDROV TECHNOL 90771 0% 80% 4
7 NES LTH 90771 0% 80% 4
8 OVGA 312 90771 0% 80% 4
9 PSN SAG LETR 85099 0% 100% 3
10 DPAM 82779 2% 17% 17

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NUCLEAR ENGINEERING AND DESIGN 165321 21% 2% 236
2 NUCLEAR TECHNOLOGY 155057 14% 3% 158
3 ANNALS OF NUCLEAR ENERGY 47502 9% 2% 100
4 JOURNAL OF NUCLEAR MATERIALS 27954 13% 1% 141
5 JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY 22382 6% 1% 64
6 PROGRESS IN NUCLEAR ENERGY 18495 4% 2% 41
7 SCIENCE AND TECHNOLOGY OF NUCLEAR INSTALLATIONS 11777 1% 3% 14
8 ATOMIC ENERGY 7972 2% 1% 21
9 NUCLEAR SAFETY 6639 1% 2% 10
10 NUCLEAR ENGINEERING AND TECHNOLOGY 5231 1% 1% 13

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 SEVERE ACCIDENT 1148686 11% 35% 117 Search SEVERE+ACCIDENT Search SEVERE+ACCIDENT
2 PHEBUS FP 425496 1% 100% 15 Search PHEBUS+FP Search PHEBUS+FP
3 SEVERE ACCIDENTS 392493 3% 43% 32 Search SEVERE+ACCIDENTS Search SEVERE+ACCIDENTS
4 ASTEC 315292 2% 65% 17 Search ASTEC Search ASTEC
5 CORE DEGRADATION 257874 1% 91% 10 Search CORE+DEGRADATION Search CORE+DEGRADATION
6 CORIUM 219440 2% 37% 21 Search CORIUM Search CORIUM
7 MELCOR 208962 2% 39% 19 Search MELCOR Search MELCOR
8 FISSION PRODUCT RELEASE 177539 1% 48% 13 Search FISSION+PRODUCT+RELEASE Search FISSION+PRODUCT+RELEASE
9 VEGA PROGRAM 170198 1% 100% 6 Search VEGA+PROGRAM Search VEGA+PROGRAM
10 MOLTEN CORE CONCRETE INTERACTION 165036 1% 73% 8 Search MOLTEN+CORE+CONCRETE+INTERACTION Search MOLTEN+CORE+CONCRETE+INTERACTION

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 10472 FUEL COOLANT INTERACTION//NUCL POWER SAFETY//VAPOR EXPLOSION
2 37503 BEYOND DESIGN BASIS EXTERNAL EVENTS//EXTERNAL EVENT PSA//ISAAC CODE
3 37134 OXYGEN ISOBARS//BAIKOV MET MAT STUDIES//THERMODYNAMIC CONSTRAINTS
4 29476 VENTURI SCRUBBER//FILTERED CONTAINMENT VENTING SYSTEM//SELF PRIMING VENTURI SCRUBBER
5 1166 JOURNAL OF NUCLEAR MATERIALS//URANIUM DIOXIDE//UO2
6 15782 NONCONDENSABLE GAS//NON CONDENSABLE GAS//PASSIVE CONTAINMENT COOLING SYSTEM
7 8096 SBLOCA//THERMAL HYDRAUL SAFETY//PASSIVE SAFETY SYSTEM
8 6240 ZIRCONIUM ALLOYS//ZIRCALOY 4//ZIRCALOY
9 12209 TRANSPIRATION TECHNIQUE//FUEL CHEM//ENTHALPY INCREMENT
10 23247 IODINE REMOVAL//COLLOIDAL IODINE//OFF GAS STREAM

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