Class information for:
Level 1: ROLLING CONTACT FATIGUE//WHITE ETCHING CRACKS//BEARING STEEL

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
336 3       JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME//ENGINEERING, MECHANICAL//TRIBOLOGY TRANSACTIONS 37804
191 2             WEAR//TRIBOLOGY INTERNATIONAL//ENGINEERING, MECHANICAL 20933
18843 1                   ROLLING CONTACT FATIGUE//WHITE ETCHING CRACKS//BEARING STEEL 557

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ROLLING CONTACT FATIGUE authKW 1237111 21% 19% 117
2 WHITE ETCHING CRACKS authKW 848730 3% 100% 15
3 BEARING STEEL authKW 579524 8% 23% 44
4 LIFE PREDICTION METHODS authKW 567374 3% 53% 19
5 MINIMUM LIFE authKW 339492 1% 100% 6
6 ROLLING ELEMENT FATIGUE authKW 339492 1% 100% 6
7 BRITTLE FLAKING authKW 282910 1% 100% 5
8 WHITE ETCHING MATTER authKW 282910 1% 100% 5
9 BEARING LIFE authKW 269588 2% 53% 9
10 SKF UNIV TECHNOL address 257180 2% 45% 10

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Mechanical 16843 56% 0% 311
2 METALLURGY & MINING 8315 4% 1% 25
3 Metallurgy & Metallurgical Engineering 2443 23% 0% 126
4 Materials Science, Multidisciplinary 1254 35% 0% 194
5 Materials Science, Characterization, Testing 263 3% 0% 16
6 Engineering, Aerospace 26 1% 0% 7
7 Nanoscience & Nanotechnology 10 3% 0% 14
8 Mechanics 9 3% 0% 14
9 Materials Science, Composites 3 1% 0% 3
10 Engineering, Chemical 3 3% 0% 14

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SKF UNIV TECHNOL 257180 2% 45% 10
2 LUBRICAT METALL MAT 226328 1% 100% 4
3 TRIBOL FUNDAMENTALS 226328 1% 100% 4
4 ELEMENTAL TECHNOL RD 202076 1% 71% 5
5 BEARING ENGN STEEL GRP 176815 1% 63% 5
6 BEARING FUNDAMENTALS 127308 1% 75% 3
7 INTER E DOMINATED HIGH PERFORMANCE MAT 113164 0% 100% 2
8 ANAL MESU 56582 0% 100% 1
9 BAR WIRE ROD CO 56582 0% 100% 1
10 CISDI THERMAL ENVIRONM ENGN CO LTD 56582 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 TRIBOLOGY TRANSACTIONS 118479 14% 3% 76
2 DESIGN ENGINEERING-LONDON 63651 1% 38% 3
3 STEEL IN THE USSR 29012 3% 3% 17
4 JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME 26833 7% 1% 41
5 JOURNAL OF JAPANESE SOCIETY OF TRIBOLOGISTS 23304 5% 2% 27
6 TRIBOLOGY & LUBRICATION TECHNOLOGY 22708 3% 3% 16
7 INTERNATIONAL JOURNAL OF FATIGUE 10897 5% 1% 30
8 WEAR 6472 6% 0% 36
9 HEAT TREATMENT OF METALS 3861 1% 2% 4
10 MATERIALS SCIENCE AND TECHNOLOGY 3429 4% 0% 20

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 ROLLING CONTACT FATIGUE 1237111 21% 19% 117 Search ROLLING+CONTACT+FATIGUE Search ROLLING+CONTACT+FATIGUE
2 WHITE ETCHING CRACKS 848730 3% 100% 15 Search WHITE+ETCHING+CRACKS Search WHITE+ETCHING+CRACKS
3 BEARING STEEL 579524 8% 23% 44 Search BEARING+STEEL Search BEARING+STEEL
4 LIFE PREDICTION METHODS 567374 3% 53% 19 Search LIFE+PREDICTION+METHODS Search LIFE+PREDICTION+METHODS
5 MINIMUM LIFE 339492 1% 100% 6 Search MINIMUM+LIFE Search MINIMUM+LIFE
6 ROLLING ELEMENT FATIGUE 339492 1% 100% 6 Search ROLLING+ELEMENT+FATIGUE Search ROLLING+ELEMENT+FATIGUE
7 BRITTLE FLAKING 282910 1% 100% 5 Search BRITTLE+FLAKING Search BRITTLE+FLAKING
8 WHITE ETCHING MATTER 282910 1% 100% 5 Search WHITE+ETCHING+MATTER Search WHITE+ETCHING+MATTER
9 BEARING LIFE 269588 2% 53% 9 Search BEARING+LIFE Search BEARING+LIFE
10 ROLLING ELEMENT BEARING 252105 7% 11% 40 Search ROLLING+ELEMENT+BEARING Search ROLLING+ELEMENT+BEARING

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 26175 CONTAMINATED LUBRICATION//EUROPEAN TRIBOL//PLANE MIXED MODE
2 3782 ROLLING CONTACT FATIGUE//WHEEL RAIL CONTACT//RAIL WHEEL TRIBOLOGY
3 11207 BALL BEARING//ANGULAR CONTACT BALL BEARING//SLEWING BEARING
4 10919 VERY HIGH CYCLE FATIGUE//GIGACYCLE FATIGUE//ULTRASONIC FATIGUE
5 37620 NICKEL REDUCTION//POWDER FORGED MATERIAL//COPPER BLEED STREAM
6 38585 ANTIFLAKE ANNEALING//CAVITY HYDROGEN PRESSURE//DURATION OF ANNEALING
7 38595 DESIGN EVALUATION METHOD//MULTIPASS GRINDING//SEMI FLUID LUBRICANTS
8 3230 ELASTOHYDRODYNAMIC LUBRICATION//EHL//HIGH P SURE RHEOL
9 9179 PEARLITIC STEEL//PEARLITE//CEMENTITE
10 25808 HEAT TREATMENT OF METALS//VACUUM CARBURIZING//LOW PRESSURE CARBURIZING

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