Class information for:
Level 1: COAL TAR PITCH//MESOPHASE PITCH//PETROLEUM PITCH

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
118 3       FUEL//ENERGY & FUELS//PYROLYSIS 71180
3409 2             COAL TAR PITCH//MESOPHASE PITCH//PETROLEUM PITCH 1715
6649 1                   COAL TAR PITCH//MESOPHASE PITCH//PETROLEUM PITCH 1488

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 COAL TAR PITCH authKW 1569733 9% 57% 130
2 MESOPHASE PITCH authKW 1097899 6% 60% 87
3 PETROLEUM PITCH authKW 670089 3% 70% 45
4 MESOPHASE authKW 504153 7% 23% 105
5 CARBON journal 336060 30% 4% 442
6 EXTROGRAPHY authKW 150604 1% 89% 8
7 PITCH authKW 147995 6% 8% 87
8 ISOTROPIC PITCH authKW 135542 1% 80% 8
9 OPTICAL TEXTURE authKW 131938 1% 35% 18
10 BIOPITCH authKW 127074 0% 100% 6

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Energy & Fuels 11736 29% 0% 435
2 Engineering, Chemical 9040 33% 0% 491
3 Materials Science, Multidisciplinary 5989 45% 0% 672
4 Chemistry, Physical 3448 33% 0% 496
5 Engineering, Petroleum 2678 4% 0% 65
6 Geology 278 2% 0% 31
7 Chemistry, Applied 209 4% 0% 64
8 Spectroscopy 93 3% 0% 42
9 Chemistry, Analytical 86 5% 0% 72
10 Materials Science, Ceramics 65 2% 0% 25

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NACL CARBON 103340 6% 6% 82
2 ADV ENGN FIBERS FILMS 86348 2% 13% 32
3 HEAVY OIL PROC AREA 84716 0% 100% 4
4 UQAC AAI CHAIR CARBON 56475 0% 67% 4
5 ADV ENGN FIBERS 48406 0% 57% 4
6 AFRL RQRC 42358 0% 100% 2
7 PETROLEO 42358 0% 100% 2
8 RD TOBATA 42358 0% 100% 2
9 ADV MAT STUDY 30639 2% 5% 31
10 RAW MAT 22585 0% 27% 4

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CARBON 336060 30% 4% 442
2 FUEL 64298 15% 1% 218
3 NEW CARBON MATERIALS 42920 3% 4% 46
4 ERDOL & KOHLE ERDGAS PETROCHEMIE 23443 2% 4% 31
5 CHEMISTRY AND PHYSICS OF CARBON 22068 0% 15% 7
6 CARBON LETTERS 17944 1% 6% 14
7 FUEL PROCESSING TECHNOLOGY 9935 3% 1% 50
8 ENERGY & FUELS 8321 5% 1% 71
9 JOURNAL OF ANALYTICAL AND APPLIED PYROLYSIS 6947 2% 1% 36
10 JOURNAL OF MATERIALS SCIENCE 3946 5% 0% 76

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 COAL TAR PITCH 1569733 9% 57% 130 Search COAL+TAR+PITCH Search COAL+TAR+PITCH
2 MESOPHASE PITCH 1097899 6% 60% 87 Search MESOPHASE+PITCH Search MESOPHASE+PITCH
3 PETROLEUM PITCH 670089 3% 70% 45 Search PETROLEUM+PITCH Search PETROLEUM+PITCH
4 MESOPHASE 504153 7% 23% 105 Search MESOPHASE Search MESOPHASE
5 EXTROGRAPHY 150604 1% 89% 8 Search EXTROGRAPHY Search EXTROGRAPHY
6 PITCH 147995 6% 8% 87 Search PITCH Search PITCH
7 ISOTROPIC PITCH 135542 1% 80% 8 Search ISOTROPIC+PITCH Search ISOTROPIC+PITCH
8 OPTICAL TEXTURE 131938 1% 35% 18 Search OPTICAL+TEXTURE Search OPTICAL+TEXTURE
9 BIOPITCH 127074 0% 100% 6 Search BIOPITCH Search BIOPITCH
10 PITCH BASED CARBON FIBER 122529 1% 64% 9 Search PITCH+BASED+CARBON+FIBER Search PITCH+BASED+CARBON+FIBER

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 38414 SODERBERG ANODE//COKE DRUM//ALCOA PRIMARY MET
2 11146 COKE STRENGTH//COKING PRESSURE//COKE
3 31550 CHEM PLOCKU//PITCH POLYMER COMPOSITIONS//4 CHLOROPHENOL ADSORPTION
4 24092 CARBON FOAM//PHENOLIC FOAM//NANOSCALE MULTIFUNCT MAT
5 6387 CARBON CARBON COMPOSITES//CHEMICAL VAPOR INFILTRATION//PYROLYTIC CARBON
6 4487 COAL PROC EFFICIENT UTILIZAT//FUEL//ENERGY & FUELS
7 32475 LIGNOPHENOL//ADDITION CONDENSATION//LIGNOCRESOL
8 27720 WATER PURIFIER//ABSORPTION TECHNIQUES//ACF AG
9 4975 POLYACRYLONITRILE//CARBON FIBER//POLYACRYLONITRILE FIBER
10 3209 COAL LIQUEFACTION//FUEL//FUEL PROCESSING TECHNOLOGY

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