Class information for:
Level 2: HYDROGEN EMBRITTLEMENT//DELAYED FRACTURE//HYDROGEN INDUCED CRACKING

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
15 4 METALLURGY & METALLURGICAL ENGINEERING//MATERIALS SCIENCE, MULTIDISCIPLINARY//MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 827627
211 3       CORROSION SCIENCE//CORROSION//EIS 51607
2536 2             HYDROGEN EMBRITTLEMENT//DELAYED FRACTURE//HYDROGEN INDUCED CRACKING 4025
546 1                   HYDROGEN EMBRITTLEMENT//DELAYED FRACTURE//HYDROGEN PERMEATION 3354
23268 1                   ELECTROSLAG REMELTING//ELECTROSLAG//ELECTROSLAG REMELTING PROCESS 374
29010 1                   GAS CONTROLLABLE CELL//HYDROGEN DISLOCATION INTERACTION//SNOEK LIKE RELAXATION 213
37349 1                   INTERMITTENT SUSTAINED OVERLOAD//MIXED MODE OVERLOADS//STRAIN HISTORY OVERLOAD EFFECT 84

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HYDROGEN EMBRITTLEMENT authKW 3211226 19% 54% 756
2 DELAYED FRACTURE authKW 442285 2% 69% 82
3 HYDROGEN INDUCED CRACKING authKW 375890 2% 56% 86
4 HYDROGEN PERMEATION authKW 374806 4% 31% 156
5 HYDROGEN TRAPPING authKW 233999 1% 59% 51
6 ELECTROSLAG REMELTING authKW 209375 1% 50% 53
7 HYDROGEN DIFFUSION authKW 199812 2% 26% 98
8 THERMAL DESORPTION ANALYSIS authKW 188970 1% 62% 39
9 HYDROGEN ENTRY authKW 141300 0% 95% 19
10 HYDROGEN ENVIRONMENT EMBRITTLEMENT authKW 141300 0% 95% 19

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Metallurgy & Metallurgical Engineering 128476 59% 1% 2384
2 Materials Science, Multidisciplinary 22472 52% 0% 2111
3 METALLURGY & MINING 4531 1% 1% 50
4 Electrochemistry 3802 9% 0% 356
5 Materials Science, Characterization, Testing 2434 3% 0% 130
6 Nanoscience & Nanotechnology 1400 7% 0% 296
7 Energy & Fuels 873 6% 0% 229
8 Engineering, Mechanical 462 4% 0% 176
9 Mining & Mineral Processing 399 1% 0% 46
10 Mechanics 222 4% 0% 147

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HYDROGEN IND USE STORAGE HYDROGENIUS 101255 1% 45% 29
2 MAT SUR E INTER E SCI 54799 0% 100% 7
3 SUR E DESIGN CORROS SECT 32617 0% 83% 5
4 STATE CORROS SCI 24460 0% 63% 5
5 CHRISTIAN DOPPLER DIFFUS SEGREGAT PHENOMENA 23485 0% 100% 3
6 GEN MOTORS EUROPE RD 23485 0% 100% 3
7 STEEL 20463 1% 5% 50
8 INT HYDROGEN ENERGY 18934 0% 13% 19
9 MAT LIFE CHARACTERIZAT GRP 17612 0% 75% 3
10 MAT RELIABIL UNIT 17600 0% 25% 9

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SCRIPTA METALLURGICA 65143 4% 5% 162
2 CORROSION 50479 4% 4% 163
3 METALLURGICAL TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE 45474 4% 4% 152
4 CORROSION SCIENCE 36407 5% 2% 200
5 ISIJ INTERNATIONAL 26073 4% 2% 152
6 INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 15749 5% 1% 210
7 JOURNAL OF THE JAPAN INSTITUTE OF METALS 13560 3% 2% 102
8 TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN 11408 2% 2% 83
9 ACTA METALLURGICA 10967 1% 2% 59
10 MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING 10333 5% 1% 198

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 HYDROGEN EMBRITTLEMENT 3211226 19% 54% 756 Search HYDROGEN+EMBRITTLEMENT Search HYDROGEN+EMBRITTLEMENT
2 DELAYED FRACTURE 442285 2% 69% 82 Search DELAYED+FRACTURE Search DELAYED+FRACTURE
3 HYDROGEN INDUCED CRACKING 375890 2% 56% 86 Search HYDROGEN+INDUCED+CRACKING Search HYDROGEN+INDUCED+CRACKING
4 HYDROGEN PERMEATION 374806 4% 31% 156 Search HYDROGEN+PERMEATION Search HYDROGEN+PERMEATION
5 HYDROGEN TRAPPING 233999 1% 59% 51 Search HYDROGEN+TRAPPING Search HYDROGEN+TRAPPING
6 ELECTROSLAG REMELTING 209375 1% 50% 53 Search ELECTROSLAG+REMELTING Search ELECTROSLAG+REMELTING
7 HYDROGEN DIFFUSION 199812 2% 26% 98 Search HYDROGEN+DIFFUSION Search HYDROGEN+DIFFUSION
8 THERMAL DESORPTION ANALYSIS 188970 1% 62% 39 Search THERMAL+DESORPTION+ANALYSIS Search THERMAL+DESORPTION+ANALYSIS
9 HYDROGEN ENTRY 141300 0% 95% 19 Search HYDROGEN+ENTRY Search HYDROGEN+ENTRY
10 HYDROGEN ENVIRONMENT EMBRITTLEMENT 141300 0% 95% 19 Search HYDROGEN+ENVIRONMENT+EMBRITTLEMENT Search HYDROGEN+ENVIRONMENT+EMBRITTLEMENT

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 2


rank cluster_id2 link
1 4146 ELE OCHEM HYDROGEN ENERGY//NOVOSHAKHTINSK BRANCH//PALLADIUM PLATE
2 215 CORROSION//CORROSION SCIENCE//STAINLESS STEEL
3 270 METALLURGY & METALLURGICAL ENGINEERING//RETAINED AUSTENITE//BAINITE
4 1668 GRAIN BOUNDARIES//GRAIN BOUNDARY ENGINEERING//GRAIN BOUNDARY ENERGY
5 4041 DEW POINT CORROSION//ACID DEW POINT//VISCOUS ASH DEPOSITION
6 699 INTERNATIONAL JOURNAL OF FATIGUE//FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES//CRACK CLOSURE
7 3197 STRENGTH PHYS MAT SCI//PHYSICAL MESOMECHANICS//KARPENKO PHYSICOMECH
8 320 HYDROGEN STORAGE//METAL HYDRIDES//HYDROGEN STORAGE ALLOY
9 2757 ZIRCONIUM ALLOYS//ZIRCALOY 4//ZIRCONIUM HYDRIDE
10 3272 DEALLOYING//NANOPOROUS GOLD//NANOPOROUS COPPER

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